./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product57.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_spec5_product57.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 c018b62812d53c857c48baba878052abd5ef0585 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:08:51,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 23:08:51,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 23:08:51,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 23:08:51,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 23:08:51,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 23:08:51,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 23:08:51,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 23:08:51,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 23:08:51,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 23:08:51,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 23:08:51,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 23:08:51,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 23:08:51,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 23:08:51,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 23:08:51,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 23:08:51,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 23:08:51,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 23:08:51,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 23:08:51,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 23:08:51,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 23:08:51,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 23:08:51,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 23:08:51,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 23:08:51,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 23:08:51,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 23:08:51,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 23:08:51,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 23:08:51,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 23:08:51,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 23:08:51,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 23:08:51,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 23:08:51,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 23:08:51,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 23:08:51,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 23:08:51,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 23:08:51,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 23:08:51,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 23:08:51,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 23:08:51,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 23:08:51,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 23:08:51,408 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 23:08:51,468 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 23:08:51,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 23:08:51,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 23:08:51,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 23:08:51,472 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 23:08:51,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 23:08:51,472 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 23:08:51,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 23:08:51,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 23:08:51,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 23:08:51,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 23:08:51,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 23:08:51,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 23:08:51,475 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 23:08:51,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 23:08:51,476 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 23:08:51,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 23:08:51,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 23:08:51,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 23:08:51,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 23:08:51,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 23:08:51,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:08:51,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 23:08:51,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 23:08:51,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 23:08:51,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 23:08:51,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 23:08:51,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 23:08:51,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 23:08:51,479 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c018b62812d53c857c48baba878052abd5ef0585 [2020-10-25 23:08:51,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 23:08:52,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 23:08:52,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 23:08:52,017 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 23:08:52,018 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 23:08:52,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product57.cil.c [2020-10-25 23:08:52,113 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88f838b44/323d906992734fbba358535a5d9d4382/FLAG9c18d5aa0 [2020-10-25 23:08:52,931 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 23:08:52,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product57.cil.c [2020-10-25 23:08:52,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88f838b44/323d906992734fbba358535a5d9d4382/FLAG9c18d5aa0 [2020-10-25 23:08:53,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88f838b44/323d906992734fbba358535a5d9d4382 [2020-10-25 23:08:53,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 23:08:53,214 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 23:08:53,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 23:08:53,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 23:08:53,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 23:08:53,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:53,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a0adb21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53, skipping insertion in model container [2020-10-25 23:08:53,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:53,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 23:08:53,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 23:08:53,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:08:53,663 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 23:08:53,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:08:53,863 INFO L208 MainTranslator]: Completed translation [2020-10-25 23:08:53,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53 WrapperNode [2020-10-25 23:08:53,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 23:08:53,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 23:08:53,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 23:08:53,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 23:08:53,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:53,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:53,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 23:08:53,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 23:08:53,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 23:08:53,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 23:08:53,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:53,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:54,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:54,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:54,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:54,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:54,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (1/1) ... [2020-10-25 23:08:54,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 23:08:54,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 23:08:54,048 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 23:08:54,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 23:08:54,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (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 23:08:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 23:08:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 23:08:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 23:08:54,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 23:08:55,307 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 23:08:55,308 INFO L298 CfgBuilder]: Removed 212 assume(true) statements. [2020-10-25 23:08:55,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:08:55 BoogieIcfgContainer [2020-10-25 23:08:55,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 23:08:55,314 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 23:08:55,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 23:08:55,319 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 23:08:55,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 11:08:53" (1/3) ... [2020-10-25 23:08:55,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c3951c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:08:55, skipping insertion in model container [2020-10-25 23:08:55,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:53" (2/3) ... [2020-10-25 23:08:55,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c3951c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:08:55, skipping insertion in model container [2020-10-25 23:08:55,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:08:55" (3/3) ... [2020-10-25 23:08:55,323 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product57.cil.c [2020-10-25 23:08:55,339 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 23:08:55,345 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-25 23:08:55,359 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-25 23:08:55,402 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 23:08:55,402 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 23:08:55,402 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 23:08:55,402 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 23:08:55,402 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 23:08:55,402 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 23:08:55,403 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 23:08:55,403 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 23:08:55,423 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-10-25 23:08:55,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-25 23:08:55,429 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:55,430 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:55,431 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:55,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:55,437 INFO L82 PathProgramCache]: Analyzing trace with hash 1065875512, now seen corresponding path program 1 times [2020-10-25 23:08:55,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:55,448 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583109710] [2020-10-25 23:08:55,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:55,758 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 23:08:55,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583109710] [2020-10-25 23:08:55,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:55,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:08:55,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676166852] [2020-10-25 23:08:55,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-25 23:08:55,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:55,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-25 23:08:55,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:08:55,786 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2020-10-25 23:08:55,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:55,833 INFO L93 Difference]: Finished difference Result 284 states and 421 transitions. [2020-10-25 23:08:55,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-25 23:08:55,834 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-10-25 23:08:55,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:55,849 INFO L225 Difference]: With dead ends: 284 [2020-10-25 23:08:55,849 INFO L226 Difference]: Without dead ends: 140 [2020-10-25 23:08:55,853 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 23:08:55,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-25 23:08:55,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2020-10-25 23:08:55,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-10-25 23:08:55,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 201 transitions. [2020-10-25 23:08:55,915 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 201 transitions. Word has length 19 [2020-10-25 23:08:55,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:55,916 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 201 transitions. [2020-10-25 23:08:55,916 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-25 23:08:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2020-10-25 23:08:55,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-25 23:08:55,917 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:55,918 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] [2020-10-25 23:08:55,918 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 23:08:55,918 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:55,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:55,919 INFO L82 PathProgramCache]: Analyzing trace with hash -1423072231, now seen corresponding path program 1 times [2020-10-25 23:08:55,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:55,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836007565] [2020-10-25 23:08:55,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:56,060 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 23:08:56,060 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836007565] [2020-10-25 23:08:56,060 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:56,060 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:08:56,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772263889] [2020-10-25 23:08:56,062 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:08:56,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:56,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:08:56,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:56,064 INFO L87 Difference]: Start difference. First operand 140 states and 201 transitions. Second operand 3 states. [2020-10-25 23:08:56,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:56,081 INFO L93 Difference]: Finished difference Result 140 states and 201 transitions. [2020-10-25 23:08:56,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:08:56,082 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-10-25 23:08:56,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:56,083 INFO L225 Difference]: With dead ends: 140 [2020-10-25 23:08:56,083 INFO L226 Difference]: Without dead ends: 57 [2020-10-25 23:08:56,084 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 23:08:56,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-10-25 23:08:56,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-10-25 23:08:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-10-25 23:08:56,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2020-10-25 23:08:56,092 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2020-10-25 23:08:56,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:56,093 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2020-10-25 23:08:56,093 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:08:56,093 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2020-10-25 23:08:56,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-25 23:08:56,094 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:56,094 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:56,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 23:08:56,095 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:56,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:56,096 INFO L82 PathProgramCache]: Analyzing trace with hash 1840859928, now seen corresponding path program 1 times [2020-10-25 23:08:56,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:56,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771051826] [2020-10-25 23:08:56,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:56,236 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 23:08:56,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771051826] [2020-10-25 23:08:56,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:56,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:08:56,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318246872] [2020-10-25 23:08:56,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:08:56,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:56,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:08:56,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:08:56,240 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 6 states. [2020-10-25 23:08:56,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:56,464 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2020-10-25 23:08:56,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:08:56,465 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-25 23:08:56,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:56,466 INFO L225 Difference]: With dead ends: 107 [2020-10-25 23:08:56,466 INFO L226 Difference]: Without dead ends: 57 [2020-10-25 23:08:56,467 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:08:56,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-10-25 23:08:56,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-10-25 23:08:56,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-10-25 23:08:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 80 transitions. [2020-10-25 23:08:56,475 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 80 transitions. Word has length 26 [2020-10-25 23:08:56,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:56,475 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 80 transitions. [2020-10-25 23:08:56,475 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:08:56,476 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2020-10-25 23:08:56,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-25 23:08:56,477 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:56,477 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] [2020-10-25 23:08:56,477 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 23:08:56,477 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:56,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:56,478 INFO L82 PathProgramCache]: Analyzing trace with hash 655441665, now seen corresponding path program 1 times [2020-10-25 23:08:56,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:56,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484564488] [2020-10-25 23:08:56,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:56,554 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 23:08:56,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484564488] [2020-10-25 23:08:56,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:56,555 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:08:56,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915391046] [2020-10-25 23:08:56,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:08:56,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:56,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:08:56,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:56,557 INFO L87 Difference]: Start difference. First operand 57 states and 80 transitions. Second operand 3 states. [2020-10-25 23:08:56,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:56,616 INFO L93 Difference]: Finished difference Result 131 states and 187 transitions. [2020-10-25 23:08:56,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:08:56,617 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-10-25 23:08:56,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:56,618 INFO L225 Difference]: With dead ends: 131 [2020-10-25 23:08:56,618 INFO L226 Difference]: Without dead ends: 81 [2020-10-25 23:08:56,619 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 23:08:56,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-10-25 23:08:56,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2020-10-25 23:08:56,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-25 23:08:56,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 110 transitions. [2020-10-25 23:08:56,630 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 110 transitions. Word has length 28 [2020-10-25 23:08:56,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:56,631 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 110 transitions. [2020-10-25 23:08:56,631 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:08:56,631 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2020-10-25 23:08:56,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-25 23:08:56,632 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:56,632 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:56,632 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 23:08:56,633 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:56,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:56,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1335383949, now seen corresponding path program 1 times [2020-10-25 23:08:56,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:56,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409518331] [2020-10-25 23:08:56,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:56,723 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 23:08:56,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409518331] [2020-10-25 23:08:56,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:56,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:08:56,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950391752] [2020-10-25 23:08:56,724 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:56,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:56,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:56,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:56,726 INFO L87 Difference]: Start difference. First operand 79 states and 110 transitions. Second operand 5 states. [2020-10-25 23:08:56,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:56,858 INFO L93 Difference]: Finished difference Result 266 states and 375 transitions. [2020-10-25 23:08:56,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-25 23:08:56,858 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-10-25 23:08:56,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:56,860 INFO L225 Difference]: With dead ends: 266 [2020-10-25 23:08:56,860 INFO L226 Difference]: Without dead ends: 194 [2020-10-25 23:08:56,862 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-25 23:08:56,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-10-25 23:08:56,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 78. [2020-10-25 23:08:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-10-25 23:08:56,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 107 transitions. [2020-10-25 23:08:56,886 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 107 transitions. Word has length 34 [2020-10-25 23:08:56,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:56,886 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 107 transitions. [2020-10-25 23:08:56,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:56,887 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2020-10-25 23:08:56,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-25 23:08:56,889 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:56,889 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:56,889 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 23:08:56,890 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:56,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:56,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1094266678, now seen corresponding path program 1 times [2020-10-25 23:08:56,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:56,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167964070] [2020-10-25 23:08:56,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:57,017 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 23:08:57,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167964070] [2020-10-25 23:08:57,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:57,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:08:57,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496132532] [2020-10-25 23:08:57,020 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:57,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:57,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:57,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:57,023 INFO L87 Difference]: Start difference. First operand 78 states and 107 transitions. Second operand 5 states. [2020-10-25 23:08:57,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:57,102 INFO L93 Difference]: Finished difference Result 198 states and 272 transitions. [2020-10-25 23:08:57,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:08:57,103 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-10-25 23:08:57,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:57,104 INFO L225 Difference]: With dead ends: 198 [2020-10-25 23:08:57,104 INFO L226 Difference]: Without dead ends: 127 [2020-10-25 23:08:57,106 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-25 23:08:57,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-10-25 23:08:57,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 84. [2020-10-25 23:08:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-10-25 23:08:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 113 transitions. [2020-10-25 23:08:57,129 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 113 transitions. Word has length 37 [2020-10-25 23:08:57,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:57,130 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 113 transitions. [2020-10-25 23:08:57,130 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:57,133 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2020-10-25 23:08:57,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-25 23:08:57,136 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:57,136 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:57,136 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 23:08:57,137 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:57,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:57,140 INFO L82 PathProgramCache]: Analyzing trace with hash 83149428, now seen corresponding path program 1 times [2020-10-25 23:08:57,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:57,140 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451141649] [2020-10-25 23:08:57,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:57,266 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 23:08:57,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451141649] [2020-10-25 23:08:57,267 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:57,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 23:08:57,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212235029] [2020-10-25 23:08:57,269 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:08:57,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:57,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:08:57,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:08:57,271 INFO L87 Difference]: Start difference. First operand 84 states and 113 transitions. Second operand 6 states. [2020-10-25 23:08:57,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:57,369 INFO L93 Difference]: Finished difference Result 215 states and 289 transitions. [2020-10-25 23:08:57,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-25 23:08:57,370 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-10-25 23:08:57,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:57,371 INFO L225 Difference]: With dead ends: 215 [2020-10-25 23:08:57,371 INFO L226 Difference]: Without dead ends: 138 [2020-10-25 23:08:57,372 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-25 23:08:57,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-25 23:08:57,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 88. [2020-10-25 23:08:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-10-25 23:08:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 117 transitions. [2020-10-25 23:08:57,384 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 117 transitions. Word has length 37 [2020-10-25 23:08:57,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:57,384 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 117 transitions. [2020-10-25 23:08:57,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:08:57,385 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2020-10-25 23:08:57,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-25 23:08:57,386 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:57,386 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:57,386 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 23:08:57,386 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:57,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:57,387 INFO L82 PathProgramCache]: Analyzing trace with hash -937918926, now seen corresponding path program 1 times [2020-10-25 23:08:57,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:57,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58336924] [2020-10-25 23:08:57,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:57,436 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 23:08:57,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58336924] [2020-10-25 23:08:57,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:57,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:08:57,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636958748] [2020-10-25 23:08:57,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:08:57,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:57,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:08:57,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:57,439 INFO L87 Difference]: Start difference. First operand 88 states and 117 transitions. Second operand 3 states. [2020-10-25 23:08:57,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:57,469 INFO L93 Difference]: Finished difference Result 197 states and 263 transitions. [2020-10-25 23:08:57,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:08:57,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-10-25 23:08:57,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:57,470 INFO L225 Difference]: With dead ends: 197 [2020-10-25 23:08:57,471 INFO L226 Difference]: Without dead ends: 116 [2020-10-25 23:08:57,471 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 23:08:57,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-10-25 23:08:57,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2020-10-25 23:08:57,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-25 23:08:57,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 151 transitions. [2020-10-25 23:08:57,485 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 151 transitions. Word has length 37 [2020-10-25 23:08:57,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:57,486 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 151 transitions. [2020-10-25 23:08:57,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:08:57,486 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 151 transitions. [2020-10-25 23:08:57,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-25 23:08:57,487 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:57,487 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:57,487 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 23:08:57,488 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:57,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:57,488 INFO L82 PathProgramCache]: Analyzing trace with hash 597879026, now seen corresponding path program 1 times [2020-10-25 23:08:57,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:57,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303863974] [2020-10-25 23:08:57,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:57,657 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 23:08:57,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303863974] [2020-10-25 23:08:57,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:57,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 23:08:57,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772174399] [2020-10-25 23:08:57,660 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-25 23:08:57,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:57,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-25 23:08:57,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-25 23:08:57,666 INFO L87 Difference]: Start difference. First operand 116 states and 151 transitions. Second operand 7 states. [2020-10-25 23:08:58,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:58,087 INFO L93 Difference]: Finished difference Result 545 states and 731 transitions. [2020-10-25 23:08:58,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-25 23:08:58,088 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2020-10-25 23:08:58,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:58,090 INFO L225 Difference]: With dead ends: 545 [2020-10-25 23:08:58,091 INFO L226 Difference]: Without dead ends: 464 [2020-10-25 23:08:58,091 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-10-25 23:08:58,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2020-10-25 23:08:58,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 196. [2020-10-25 23:08:58,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-10-25 23:08:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 255 transitions. [2020-10-25 23:08:58,118 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 255 transitions. Word has length 38 [2020-10-25 23:08:58,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:58,119 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 255 transitions. [2020-10-25 23:08:58,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-25 23:08:58,119 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 255 transitions. [2020-10-25 23:08:58,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-25 23:08:58,120 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:58,121 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] [2020-10-25 23:08:58,121 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 23:08:58,121 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:58,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:58,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1595864674, now seen corresponding path program 1 times [2020-10-25 23:08:58,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:58,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811467511] [2020-10-25 23:08:58,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:58,233 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:58,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811467511] [2020-10-25 23:08:58,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111166025] [2020-10-25 23:08:58,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 23:08:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:58,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-25 23:08:58,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 23:08:58,491 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:58,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-25 23:08:58,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-10-25 23:08:58,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685192112] [2020-10-25 23:08:58,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-25 23:08:58,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:58,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-25 23:08:58,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-25 23:08:58,494 INFO L87 Difference]: Start difference. First operand 196 states and 255 transitions. Second operand 10 states. [2020-10-25 23:08:58,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:58,891 INFO L93 Difference]: Finished difference Result 443 states and 594 transitions. [2020-10-25 23:08:58,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-25 23:08:58,892 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 61 [2020-10-25 23:08:58,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:58,893 INFO L225 Difference]: With dead ends: 443 [2020-10-25 23:08:58,893 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 23:08:58,894 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-10-25 23:08:58,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 23:08:58,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 23:08:58,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 23:08:58,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 23:08:58,895 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-10-25 23:08:58,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:58,896 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 23:08:58,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-25 23:08:58,896 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 23:08:58,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 23:08:59,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-25 23:08:59,115 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 23:08:59,369 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 67 [2020-10-25 23:09:00,127 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 26 [2020-10-25 23:09:00,318 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 27 [2020-10-25 23:09:00,608 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 35 [2020-10-25 23:09:00,766 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2020-10-25 23:09:01,008 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 27 [2020-10-25 23:09:01,119 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 26 [2020-10-25 23:09:01,333 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 28 [2020-10-25 23:09:01,455 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 25 [2020-10-25 23:09:01,621 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2020-10-25 23:09:01,848 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 27 [2020-10-25 23:09:01,927 INFO L274 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-10-25 23:09:01,927 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,927 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-25 23:09:01,927 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,927 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,927 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,928 INFO L274 CegarLoopResult]: For program point L763(lines 763 767) no Hoare annotation was computed. [2020-10-25 23:09:01,928 INFO L274 CegarLoopResult]: For program point L763-2(lines 757 768) no Hoare annotation was computed. [2020-10-25 23:09:01,928 INFO L274 CegarLoopResult]: For program point L830(lines 830 838) no Hoare annotation was computed. [2020-10-25 23:09:01,928 INFO L274 CegarLoopResult]: For program point L830-1(lines 830 838) no Hoare annotation was computed. [2020-10-25 23:09:01,929 INFO L274 CegarLoopResult]: For program point L830-2(lines 830 838) no Hoare annotation was computed. [2020-10-25 23:09:01,929 INFO L274 CegarLoopResult]: For program point L830-3(lines 830 838) no Hoare annotation was computed. [2020-10-25 23:09:01,929 INFO L274 CegarLoopResult]: For program point L830-4(lines 830 838) no Hoare annotation was computed. [2020-10-25 23:09:01,929 INFO L274 CegarLoopResult]: For program point L830-5(lines 830 838) no Hoare annotation was computed. [2020-10-25 23:09:01,929 INFO L274 CegarLoopResult]: For program point L699(lines 699 709) no Hoare annotation was computed. [2020-10-25 23:09:01,930 INFO L274 CegarLoopResult]: For program point L699-2(lines 699 709) no Hoare annotation was computed. [2020-10-25 23:09:01,930 INFO L274 CegarLoopResult]: For program point L699-4(lines 699 709) no Hoare annotation was computed. [2020-10-25 23:09:01,930 INFO L274 CegarLoopResult]: For program point L204(lines 204 208) no Hoare annotation was computed. [2020-10-25 23:09:01,930 INFO L274 CegarLoopResult]: For program point L204-3(lines 204 208) no Hoare annotation was computed. [2020-10-25 23:09:01,930 INFO L274 CegarLoopResult]: For program point L105(lines 105 109) no Hoare annotation was computed. [2020-10-25 23:09:01,930 INFO L274 CegarLoopResult]: For program point L105-1(lines 105 109) no Hoare annotation was computed. [2020-10-25 23:09:01,930 INFO L274 CegarLoopResult]: For program point L204-6(lines 204 208) no Hoare annotation was computed. [2020-10-25 23:09:01,931 INFO L270 CegarLoopResult]: At program point L997(lines 982 1000) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:09:01,937 INFO L270 CegarLoopResult]: At program point L997-1(lines 982 1000) the Hoare annotation is: false [2020-10-25 23:09:01,937 INFO L270 CegarLoopResult]: At program point L997-2(lines 982 1000) the Hoare annotation is: false [2020-10-25 23:09:01,937 INFO L274 CegarLoopResult]: For program point L700(lines 700 706) no Hoare annotation was computed. [2020-10-25 23:09:01,937 INFO L274 CegarLoopResult]: For program point L700-2(lines 700 706) no Hoare annotation was computed. [2020-10-25 23:09:01,938 INFO L274 CegarLoopResult]: For program point L700-4(lines 700 706) no Hoare annotation was computed. [2020-10-25 23:09:01,938 INFO L270 CegarLoopResult]: At program point L801(lines 801 807) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse5))) [2020-10-25 23:09:01,938 INFO L270 CegarLoopResult]: At program point L801-1(lines 801 807) the Hoare annotation is: false [2020-10-25 23:09:01,938 INFO L270 CegarLoopResult]: At program point L801-2(lines 801 807) the Hoare annotation is: false [2020-10-25 23:09:01,939 INFO L270 CegarLoopResult]: At program point L273(lines 268 276) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse1 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse5))) [2020-10-25 23:09:01,939 INFO L270 CegarLoopResult]: At program point L273-1(lines 268 276) the Hoare annotation is: false [2020-10-25 23:09:01,939 INFO L270 CegarLoopResult]: At program point L273-2(lines 268 276) the Hoare annotation is: false [2020-10-25 23:09:01,940 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,940 INFO L270 CegarLoopResult]: At program point L241(lines 236 244) the Hoare annotation is: false [2020-10-25 23:09:01,940 INFO L270 CegarLoopResult]: At program point L241-1(lines 236 244) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:09:01,940 INFO L270 CegarLoopResult]: At program point L241-2(lines 236 244) the Hoare annotation is: false [2020-10-25 23:09:01,940 INFO L270 CegarLoopResult]: At program point L241-3(lines 236 244) the Hoare annotation is: false [2020-10-25 23:09:01,940 INFO L270 CegarLoopResult]: At program point L241-4(lines 236 244) the Hoare annotation is: false [2020-10-25 23:09:01,941 INFO L270 CegarLoopResult]: At program point L76(lines 1 1000) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:09:01,941 INFO L270 CegarLoopResult]: At program point L241-5(lines 236 244) the Hoare annotation is: false [2020-10-25 23:09:01,941 INFO L274 CegarLoopResult]: For program point L737(lines 737 743) no Hoare annotation was computed. [2020-10-25 23:09:01,941 INFO L270 CegarLoopResult]: At program point L737-1(lines 737 743) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse5))) [2020-10-25 23:09:01,942 INFO L274 CegarLoopResult]: For program point L178(lines 178 185) no Hoare annotation was computed. [2020-10-25 23:09:01,942 INFO L277 CegarLoopResult]: At program point L178-1(lines 178 185) the Hoare annotation is: true [2020-10-25 23:09:01,942 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-25 23:09:01,942 INFO L274 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-10-25 23:09:01,942 INFO L274 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-10-25 23:09:01,943 INFO L270 CegarLoopResult]: At program point L773(lines 726 774) the Hoare annotation is: false [2020-10-25 23:09:01,943 INFO L270 CegarLoopResult]: At program point L674(lines 669 676) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:09:01,943 INFO L274 CegarLoopResult]: For program point L972(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,943 INFO L274 CegarLoopResult]: For program point L972-2(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,943 INFO L274 CegarLoopResult]: For program point L972-3(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,944 INFO L274 CegarLoopResult]: For program point L972-5(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,944 INFO L274 CegarLoopResult]: For program point L972-6(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,944 INFO L274 CegarLoopResult]: For program point L972-8(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,944 INFO L274 CegarLoopResult]: For program point L972-9(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,944 INFO L274 CegarLoopResult]: For program point L972-11(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,944 INFO L274 CegarLoopResult]: For program point L972-12(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,945 INFO L274 CegarLoopResult]: For program point L972-14(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,945 INFO L274 CegarLoopResult]: For program point L972-15(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,945 INFO L274 CegarLoopResult]: For program point L972-17(lines 972 976) no Hoare annotation was computed. [2020-10-25 23:09:01,945 INFO L274 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2020-10-25 23:09:01,945 INFO L274 CegarLoopResult]: For program point L281-1(lines 281 287) no Hoare annotation was computed. [2020-10-25 23:09:01,945 INFO L274 CegarLoopResult]: For program point L281-2(lines 281 287) no Hoare annotation was computed. [2020-10-25 23:09:01,946 INFO L274 CegarLoopResult]: For program point L281-3(lines 281 287) no Hoare annotation was computed. [2020-10-25 23:09:01,946 INFO L274 CegarLoopResult]: For program point L281-4(lines 281 287) no Hoare annotation was computed. [2020-10-25 23:09:01,946 INFO L274 CegarLoopResult]: For program point L281-5(lines 281 287) no Hoare annotation was computed. [2020-10-25 23:09:01,946 INFO L274 CegarLoopResult]: For program point L216(lines 216 220) no Hoare annotation was computed. [2020-10-25 23:09:01,947 INFO L270 CegarLoopResult]: At program point L84(lines 79 87) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:09:01,947 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 23:09:01,947 INFO L270 CegarLoopResult]: At program point L152(lines 148 154) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:09:01,948 INFO L270 CegarLoopResult]: At program point L978(lines 963 981) the Hoare annotation is: false [2020-10-25 23:09:01,948 INFO L270 CegarLoopResult]: At program point L978-1(lines 963 981) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-25 23:09:01,948 INFO L270 CegarLoopResult]: At program point L978-2(lines 963 981) the Hoare annotation is: false [2020-10-25 23:09:01,948 INFO L270 CegarLoopResult]: At program point L978-3(lines 963 981) the Hoare annotation is: false [2020-10-25 23:09:01,948 INFO L270 CegarLoopResult]: At program point L978-4(lines 963 981) the Hoare annotation is: false [2020-10-25 23:09:01,949 INFO L270 CegarLoopResult]: At program point L978-5(lines 963 981) the Hoare annotation is: false [2020-10-25 23:09:01,949 INFO L274 CegarLoopResult]: For program point L747(lines 747 753) no Hoare annotation was computed. [2020-10-25 23:09:01,949 INFO L270 CegarLoopResult]: At program point L747-1(lines 747 753) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse5))) [2020-10-25 23:09:01,949 INFO L270 CegarLoopResult]: At program point L286(lines 277 290) the Hoare annotation is: false [2020-10-25 23:09:01,949 INFO L270 CegarLoopResult]: At program point L286-1(lines 277 290) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-25 23:09:01,950 INFO L270 CegarLoopResult]: At program point L286-2(lines 277 290) the Hoare annotation is: false [2020-10-25 23:09:01,950 INFO L270 CegarLoopResult]: At program point L286-3(lines 277 290) the Hoare annotation is: false [2020-10-25 23:09:01,950 INFO L277 CegarLoopResult]: At program point L187(lines 168 190) the Hoare annotation is: true [2020-10-25 23:09:01,950 INFO L270 CegarLoopResult]: At program point L286-4(lines 277 290) the Hoare annotation is: false [2020-10-25 23:09:01,951 INFO L270 CegarLoopResult]: At program point L286-5(lines 277 290) the Hoare annotation is: false [2020-10-25 23:09:01,951 INFO L270 CegarLoopResult]: At program point L914(lines 907 917) the Hoare annotation is: false [2020-10-25 23:09:01,952 INFO L270 CegarLoopResult]: At program point L914-1(lines 907 917) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:09:01,952 INFO L270 CegarLoopResult]: At program point L914-2(lines 907 917) the Hoare annotation is: false [2020-10-25 23:09:01,952 INFO L270 CegarLoopResult]: At program point L914-3(lines 907 917) the Hoare annotation is: false [2020-10-25 23:09:01,952 INFO L270 CegarLoopResult]: At program point L914-4(lines 907 917) the Hoare annotation is: false [2020-10-25 23:09:01,957 INFO L270 CegarLoopResult]: At program point L914-5(lines 907 917) the Hoare annotation is: false [2020-10-25 23:09:01,959 INFO L270 CegarLoopResult]: At program point L684(lines 794 800) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-10-25 23:09:01,959 INFO L270 CegarLoopResult]: At program point L684-1(lines 794 800) the Hoare annotation is: false [2020-10-25 23:09:01,959 INFO L270 CegarLoopResult]: At program point L684-2(lines 794 800) the Hoare annotation is: false [2020-10-25 23:09:01,959 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 23:09:01,959 INFO L274 CegarLoopResult]: For program point L852(lines 852 869) no Hoare annotation was computed. [2020-10-25 23:09:01,960 INFO L274 CegarLoopResult]: For program point L852-1(lines 852 869) no Hoare annotation was computed. [2020-10-25 23:09:01,960 INFO L274 CegarLoopResult]: For program point L852-2(lines 852 869) no Hoare annotation was computed. [2020-10-25 23:09:01,960 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 23:09:01,960 INFO L274 CegarLoopResult]: For program point L228(lines 228 232) no Hoare annotation was computed. [2020-10-25 23:09:01,960 INFO L274 CegarLoopResult]: For program point L889(lines 889 895) no Hoare annotation was computed. [2020-10-25 23:09:01,960 INFO L274 CegarLoopResult]: For program point L856(lines 856 864) no Hoare annotation was computed. [2020-10-25 23:09:01,961 INFO L274 CegarLoopResult]: For program point L889-2(lines 889 895) no Hoare annotation was computed. [2020-10-25 23:09:01,961 INFO L274 CegarLoopResult]: For program point L856-1(lines 856 864) no Hoare annotation was computed. [2020-10-25 23:09:01,961 INFO L274 CegarLoopResult]: For program point L856-2(lines 856 864) no Hoare annotation was computed. [2020-10-25 23:09:01,962 INFO L274 CegarLoopResult]: For program point L757(lines 757 768) no Hoare annotation was computed. [2020-10-25 23:09:01,962 INFO L274 CegarLoopResult]: For program point L889-4(lines 889 895) no Hoare annotation was computed. [2020-10-25 23:09:01,962 INFO L274 CegarLoopResult]: For program point L889-6(lines 889 895) no Hoare annotation was computed. [2020-10-25 23:09:01,962 INFO L274 CegarLoopResult]: For program point L889-8(lines 889 895) no Hoare annotation was computed. [2020-10-25 23:09:01,962 INFO L274 CegarLoopResult]: For program point L889-10(lines 889 895) no Hoare annotation was computed. [2020-10-25 23:09:01,963 INFO L270 CegarLoopResult]: At program point L923(lines 918 926) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse6 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse5 (<= 1 ~switchedOnBeforeTS~0) .cse6 .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4))) [2020-10-25 23:09:01,963 INFO L270 CegarLoopResult]: At program point L923-1(lines 918 926) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-10-25 23:09:01,963 INFO L270 CegarLoopResult]: At program point L923-2(lines 918 926) the Hoare annotation is: false [2020-10-25 23:09:01,963 INFO L270 CegarLoopResult]: At program point L923-3(lines 918 926) the Hoare annotation is: false [2020-10-25 23:09:01,963 INFO L270 CegarLoopResult]: At program point L923-4(lines 918 926) the Hoare annotation is: false [2020-10-25 23:09:01,964 INFO L270 CegarLoopResult]: At program point L923-5(lines 918 926) the Hoare annotation is: false [2020-10-25 23:09:01,964 INFO L270 CegarLoopResult]: At program point L296(lines 291 299) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:09:01,964 INFO L270 CegarLoopResult]: At program point L296-1(lines 291 299) the Hoare annotation is: false [2020-10-25 23:09:01,964 INFO L270 CegarLoopResult]: At program point L296-2(lines 291 299) the Hoare annotation is: false [2020-10-25 23:09:01,964 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 23:09:01,965 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,965 INFO L274 CegarLoopResult]: For program point L991(lines 991 995) no Hoare annotation was computed. [2020-10-25 23:09:01,965 INFO L274 CegarLoopResult]: For program point L991-2(lines 991 995) no Hoare annotation was computed. [2020-10-25 23:09:01,965 INFO L274 CegarLoopResult]: For program point L991-3(lines 991 995) no Hoare annotation was computed. [2020-10-25 23:09:01,965 INFO L274 CegarLoopResult]: For program point L826(lines 826 843) no Hoare annotation was computed. [2020-10-25 23:09:01,966 INFO L274 CegarLoopResult]: For program point L991-5(lines 991 995) no Hoare annotation was computed. [2020-10-25 23:09:01,966 INFO L274 CegarLoopResult]: For program point L826-1(lines 826 843) no Hoare annotation was computed. [2020-10-25 23:09:01,966 INFO L274 CegarLoopResult]: For program point L991-6(lines 991 995) no Hoare annotation was computed. [2020-10-25 23:09:01,966 INFO L274 CegarLoopResult]: For program point L826-2(lines 826 843) no Hoare annotation was computed. [2020-10-25 23:09:01,966 INFO L274 CegarLoopResult]: For program point L826-3(lines 826 843) no Hoare annotation was computed. [2020-10-25 23:09:01,966 INFO L274 CegarLoopResult]: For program point L991-8(lines 991 995) no Hoare annotation was computed. [2020-10-25 23:09:01,967 INFO L274 CegarLoopResult]: For program point L826-4(lines 826 843) no Hoare annotation was computed. [2020-10-25 23:09:01,967 INFO L274 CegarLoopResult]: For program point L826-5(lines 826 843) no Hoare annotation was computed. [2020-10-25 23:09:01,967 INFO L270 CegarLoopResult]: At program point L794(lines 790 812) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2020-10-25 23:09:01,967 INFO L270 CegarLoopResult]: At program point L794-1(lines 790 812) the Hoare annotation is: false [2020-10-25 23:09:01,967 INFO L274 CegarLoopResult]: For program point L728(lines 727 772) no Hoare annotation was computed. [2020-10-25 23:09:01,968 INFO L270 CegarLoopResult]: At program point L794-2(lines 790 812) the Hoare annotation is: false [2020-10-25 23:09:01,968 INFO L274 CegarLoopResult]: For program point L695(lines 695 712) no Hoare annotation was computed. [2020-10-25 23:09:01,968 INFO L270 CegarLoopResult]: At program point L695-1(lines 1 1000) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4 2) (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1 .cse2 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse1 .cse5 .cse2 .cse3) (and .cse4 (= ~pumpRunning~0 0) .cse1 .cse5 .cse2 .cse3))) [2020-10-25 23:09:01,968 INFO L274 CegarLoopResult]: For program point L695-2(lines 695 712) no Hoare annotation was computed. [2020-10-25 23:09:01,968 INFO L270 CegarLoopResult]: At program point L695-3(lines 1 1000) the Hoare annotation is: false [2020-10-25 23:09:01,969 INFO L274 CegarLoopResult]: For program point L695-4(lines 695 712) no Hoare annotation was computed. [2020-10-25 23:09:01,969 INFO L270 CegarLoopResult]: At program point L695-5(lines 1 1000) the Hoare annotation is: false [2020-10-25 23:09:01,969 INFO L270 CegarLoopResult]: At program point L101-2(lines 101 115) the Hoare annotation is: false [2020-10-25 23:09:02,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 11:09:02 BoogieIcfgContainer [2020-10-25 23:09:02,045 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 23:09:02,046 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 23:09:02,046 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 23:09:02,046 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 23:09:02,047 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:08:55" (3/4) ... [2020-10-25 23:09:02,055 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 23:09:02,098 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-25 23:09:02,100 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-25 23:09:02,102 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-25 23:09:02,103 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-25 23:09:02,105 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-25 23:09:02,106 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:09:02,108 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:09:02,142 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && \result == 1 [2020-10-25 23:09:02,142 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive) && \result == 1 [2020-10-25 23:09:02,143 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive) && \result == 1 [2020-10-25 23:09:02,143 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((1 <= pumpRunning && tmp <= 2) && tmp == 1) && 2 <= tmp) && \result == systemActive) && \result <= 2) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,144 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,145 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,147 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= \result) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,148 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,148 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,149 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,151 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((((1 <= pumpRunning && \result <= 2) && 1 == systemActive) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,152 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 [2020-10-25 23:09:02,157 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 [2020-10-25 23:09:02,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp == 0) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2020-10-25 23:09:02,167 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 [2020-10-25 23:09:02,169 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 [2020-10-25 23:09:02,297 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 23:09:02,297 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 23:09:02,298 INFO L168 Benchmark]: Toolchain (without parser) took 9089.84 ms. Allocated memory was 52.4 MB in the beginning and 142.6 MB in the end (delta: 90.2 MB). Free memory was 28.7 MB in the beginning and 70.0 MB in the end (delta: -41.3 MB). Peak memory consumption was 49.1 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:02,299 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 41.9 MB. Free memory was 20.2 MB in the beginning and 20.2 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 23:09:02,299 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.06 ms. Allocated memory is still 52.4 MB. Free memory was 28.1 MB in the beginning and 30.1 MB in the end (delta: -2.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:02,300 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.45 ms. Allocated memory is still 52.4 MB. Free memory was 29.9 MB in the beginning and 25.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:02,300 INFO L168 Benchmark]: Boogie Preprocessor took 61.99 ms. Allocated memory is still 52.4 MB. Free memory was 25.7 MB in the beginning and 22.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:02,301 INFO L168 Benchmark]: RCFGBuilder took 1263.77 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 22.8 MB in the beginning and 41.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:02,301 INFO L168 Benchmark]: TraceAbstraction took 6731.24 ms. Allocated memory was 62.9 MB in the beginning and 142.6 MB in the end (delta: 79.7 MB). Free memory was 40.7 MB in the beginning and 82.6 MB in the end (delta: -41.9 MB). Peak memory consumption was 81.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:02,302 INFO L168 Benchmark]: Witness Printer took 251.48 ms. Allocated memory is still 142.6 MB. Free memory was 82.6 MB in the beginning and 70.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:02,305 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 41.9 MB. Free memory was 20.2 MB in the beginning and 20.2 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 649.06 ms. Allocated memory is still 52.4 MB. Free memory was 28.1 MB in the beginning and 30.1 MB in the end (delta: -2.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 118.45 ms. Allocated memory is still 52.4 MB. Free memory was 29.9 MB in the beginning and 25.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.99 ms. Allocated memory is still 52.4 MB. Free memory was 25.7 MB in the beginning and 22.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1263.77 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 22.8 MB in the beginning and 41.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6731.24 ms. Allocated memory was 62.9 MB in the beginning and 142.6 MB in the end (delta: 79.7 MB). Free memory was 40.7 MB in the beginning and 82.6 MB in the end (delta: -41.9 MB). Peak memory consumption was 81.2 MB. Max. memory is 16.1 GB. * Witness Printer took 251.48 ms. Allocated memory is still 142.6 MB. Free memory was 82.6 MB in the beginning and 70.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 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: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((1 <= pumpRunning && tmp <= 2) && tmp == 1) && 2 <= tmp) && \result == systemActive) && \result <= 2) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive) && \result == 1 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: ((((((((!(tmp == 0) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= \result) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((((1 <= pumpRunning && \result <= 2) && 1 == systemActive) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive) && \result == 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 147 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1136 SDtfs, 1782 SDslu, 1614 SDs, 0 SdLazy, 279 SolverSat, 73 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 138 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 479 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 61 PreInvPairs, 155 NumberOfFragments, 856 HoareAnnotationTreeSize, 61 FomulaSimplifications, 59526 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 61 FomulaSimplificationsInter, 9600 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 398 NumberOfCodeBlocks, 398 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 387 ConstructedInterpolants, 0 QuantifiedInterpolants, 35135 SizeOfPredicates, 4 NumberOfNonLiveVariables, 459 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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...