./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product55.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_product55.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 647f9a243e92567482b901aa26f051c7fecee7f7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:08:48,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 23:08:48,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 23:08:48,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 23:08:48,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 23:08:48,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 23:08:48,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 23:08:48,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 23:08:48,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 23:08:48,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 23:08:48,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 23:08:48,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 23:08:48,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 23:08:48,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 23:08:48,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 23:08:48,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 23:08:48,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 23:08:48,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 23:08:48,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 23:08:48,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 23:08:48,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 23:08:48,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 23:08:48,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 23:08:48,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 23:08:48,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 23:08:48,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 23:08:48,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 23:08:48,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 23:08:48,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 23:08:48,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 23:08:48,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 23:08:48,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 23:08:48,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 23:08:48,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 23:08:48,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 23:08:48,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 23:08:48,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 23:08:48,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 23:08:48,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 23:08:48,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 23:08:48,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 23:08:48,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 23:08:48,133 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 23:08:48,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 23:08:48,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 23:08:48,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 23:08:48,135 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 23:08:48,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 23:08:48,136 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 23:08:48,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 23:08:48,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 23:08:48,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 23:08:48,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 23:08:48,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 23:08:48,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 23:08:48,138 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 23:08:48,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 23:08:48,139 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 23:08:48,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 23:08:48,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 23:08:48,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 23:08:48,140 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 23:08:48,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 23:08:48,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:08:48,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 23:08:48,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 23:08:48,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 23:08:48,142 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 23:08:48,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 23:08:48,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 23:08:48,143 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 23:08:48,144 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647f9a243e92567482b901aa26f051c7fecee7f7 [2020-10-25 23:08:48,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 23:08:48,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 23:08:48,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 23:08:48,622 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 23:08:48,624 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 23:08:48,626 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2020-10-25 23:08:48,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d147de29/8bc1a62eff134c5eb26ad5b9d285f9cf/FLAGb2e95ea89 [2020-10-25 23:08:49,444 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 23:08:49,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2020-10-25 23:08:49,464 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d147de29/8bc1a62eff134c5eb26ad5b9d285f9cf/FLAGb2e95ea89 [2020-10-25 23:08:49,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d147de29/8bc1a62eff134c5eb26ad5b9d285f9cf [2020-10-25 23:08:49,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 23:08:49,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 23:08:49,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 23:08:49,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 23:08:49,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 23:08:49,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:08:49" (1/1) ... [2020-10-25 23:08:49,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3847aa15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:49, skipping insertion in model container [2020-10-25 23:08:49,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:08:49" (1/1) ... [2020-10-25 23:08:49,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 23:08:49,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 23:08:50,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:08:50,320 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 23:08:50,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:08:50,509 INFO L208 MainTranslator]: Completed translation [2020-10-25 23:08:50,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50 WrapperNode [2020-10-25 23:08:50,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 23:08:50,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 23:08:50,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 23:08:50,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 23:08:50,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (1/1) ... [2020-10-25 23:08:50,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (1/1) ... [2020-10-25 23:08:50,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 23:08:50,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 23:08:50,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 23:08:50,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 23:08:50,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (1/1) ... [2020-10-25 23:08:50,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (1/1) ... [2020-10-25 23:08:50,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (1/1) ... [2020-10-25 23:08:50,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (1/1) ... [2020-10-25 23:08:50,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (1/1) ... [2020-10-25 23:08:50,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (1/1) ... [2020-10-25 23:08:50,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (1/1) ... [2020-10-25 23:08:50,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 23:08:50,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 23:08:50,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 23:08:50,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 23:08:50,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (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 23:08:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 23:08:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 23:08:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 23:08:50,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 23:08:52,373 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 23:08:52,374 INFO L298 CfgBuilder]: Removed 300 assume(true) statements. [2020-10-25 23:08:52,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:08:52 BoogieIcfgContainer [2020-10-25 23:08:52,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 23:08:52,379 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 23:08:52,379 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 23:08:52,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 23:08:52,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 11:08:49" (1/3) ... [2020-10-25 23:08:52,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7208bdf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:08:52, skipping insertion in model container [2020-10-25 23:08:52,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:08:50" (2/3) ... [2020-10-25 23:08:52,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7208bdf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:08:52, skipping insertion in model container [2020-10-25 23:08:52,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:08:52" (3/3) ... [2020-10-25 23:08:52,387 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2020-10-25 23:08:52,400 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 23:08:52,407 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-25 23:08:52,421 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-25 23:08:52,452 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 23:08:52,452 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 23:08:52,452 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 23:08:52,453 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 23:08:52,453 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 23:08:52,453 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 23:08:52,453 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 23:08:52,453 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 23:08:52,480 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2020-10-25 23:08:52,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-25 23:08:52,488 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:52,489 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 23:08:52,489 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:52,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:52,496 INFO L82 PathProgramCache]: Analyzing trace with hash -357978026, now seen corresponding path program 1 times [2020-10-25 23:08:52,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:52,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054722402] [2020-10-25 23:08:52,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:52,793 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 23:08:52,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054722402] [2020-10-25 23:08:52,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:52,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:08:52,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328405039] [2020-10-25 23:08:52,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-25 23:08:52,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:52,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-25 23:08:52,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:08:52,820 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 2 states. [2020-10-25 23:08:52,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:52,897 INFO L93 Difference]: Finished difference Result 396 states and 601 transitions. [2020-10-25 23:08:52,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-25 23:08:52,902 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-10-25 23:08:52,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:52,925 INFO L225 Difference]: With dead ends: 396 [2020-10-25 23:08:52,925 INFO L226 Difference]: Without dead ends: 196 [2020-10-25 23:08:52,932 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 23:08:52,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-10-25 23:08:53,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2020-10-25 23:08:53,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-10-25 23:08:53,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2020-10-25 23:08:53,029 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2020-10-25 23:08:53,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:53,030 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2020-10-25 23:08:53,030 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-25 23:08:53,031 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2020-10-25 23:08:53,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-25 23:08:53,034 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:53,034 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 23:08:53,034 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 23:08:53,035 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:53,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:53,037 INFO L82 PathProgramCache]: Analyzing trace with hash 1448041527, now seen corresponding path program 1 times [2020-10-25 23:08:53,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:53,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708153485] [2020-10-25 23:08:53,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:53,198 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 23:08:53,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708153485] [2020-10-25 23:08:53,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:53,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:08:53,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013327331] [2020-10-25 23:08:53,201 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:08:53,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:53,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:08:53,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:53,203 INFO L87 Difference]: Start difference. First operand 196 states and 291 transitions. Second operand 3 states. [2020-10-25 23:08:53,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:53,219 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2020-10-25 23:08:53,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:08:53,220 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-10-25 23:08:53,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:53,221 INFO L225 Difference]: With dead ends: 196 [2020-10-25 23:08:53,222 INFO L226 Difference]: Without dead ends: 77 [2020-10-25 23:08:53,223 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 23:08:53,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2020-10-25 23:08:53,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2020-10-25 23:08:53,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-10-25 23:08:53,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2020-10-25 23:08:53,230 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2020-10-25 23:08:53,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:53,231 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2020-10-25 23:08:53,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:08:53,231 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2020-10-25 23:08:53,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-25 23:08:53,232 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:53,232 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 23:08:53,233 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 23:08:53,233 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:53,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:53,234 INFO L82 PathProgramCache]: Analyzing trace with hash -1380383743, now seen corresponding path program 1 times [2020-10-25 23:08:53,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:53,234 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989617105] [2020-10-25 23:08:53,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:53,357 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 23:08:53,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989617105] [2020-10-25 23:08:53,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:53,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:08:53,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863196212] [2020-10-25 23:08:53,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:08:53,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:53,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:08:53,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:08:53,360 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand 6 states. [2020-10-25 23:08:53,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:53,572 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2020-10-25 23:08:53,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:08:53,573 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-25 23:08:53,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:53,575 INFO L225 Difference]: With dead ends: 243 [2020-10-25 23:08:53,575 INFO L226 Difference]: Without dead ends: 173 [2020-10-25 23:08:53,576 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 23:08:53,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-10-25 23:08:53,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 99. [2020-10-25 23:08:53,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-25 23:08:53,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2020-10-25 23:08:53,591 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 26 [2020-10-25 23:08:53,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:53,591 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2020-10-25 23:08:53,591 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:08:53,592 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2020-10-25 23:08:53,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-25 23:08:53,593 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:53,593 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] [2020-10-25 23:08:53,594 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 23:08:53,594 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:53,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:53,595 INFO L82 PathProgramCache]: Analyzing trace with hash -768654137, now seen corresponding path program 1 times [2020-10-25 23:08:53,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:53,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629401868] [2020-10-25 23:08:53,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:53,701 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 23:08:53,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629401868] [2020-10-25 23:08:53,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:53,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:08:53,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010023026] [2020-10-25 23:08:53,702 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:08:53,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:53,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:08:53,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:53,703 INFO L87 Difference]: Start difference. First operand 99 states and 146 transitions. Second operand 3 states. [2020-10-25 23:08:53,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:53,772 INFO L93 Difference]: Finished difference Result 203 states and 301 transitions. [2020-10-25 23:08:53,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:08:53,773 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-10-25 23:08:53,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:53,774 INFO L225 Difference]: With dead ends: 203 [2020-10-25 23:08:53,775 INFO L226 Difference]: Without dead ends: 111 [2020-10-25 23:08:53,776 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 23:08:53,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-10-25 23:08:53,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2020-10-25 23:08:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-25 23:08:53,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2020-10-25 23:08:53,787 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 29 [2020-10-25 23:08:53,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:53,788 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2020-10-25 23:08:53,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:08:53,788 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2020-10-25 23:08:53,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-25 23:08:53,789 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:53,789 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] [2020-10-25 23:08:53,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 23:08:53,789 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:53,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:53,790 INFO L82 PathProgramCache]: Analyzing trace with hash -1648863158, now seen corresponding path program 1 times [2020-10-25 23:08:53,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:53,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569105285] [2020-10-25 23:08:53,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:53,952 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 23:08:53,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569105285] [2020-10-25 23:08:53,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:53,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:08:53,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342556472] [2020-10-25 23:08:53,953 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:53,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:53,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:53,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:53,955 INFO L87 Difference]: Start difference. First operand 109 states and 154 transitions. Second operand 5 states. [2020-10-25 23:08:54,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:54,153 INFO L93 Difference]: Finished difference Result 352 states and 498 transitions. [2020-10-25 23:08:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-25 23:08:54,154 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-10-25 23:08:54,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:54,156 INFO L225 Difference]: With dead ends: 352 [2020-10-25 23:08:54,156 INFO L226 Difference]: Without dead ends: 250 [2020-10-25 23:08:54,156 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 23:08:54,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2020-10-25 23:08:54,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 107. [2020-10-25 23:08:54,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-25 23:08:54,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 148 transitions. [2020-10-25 23:08:54,171 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 148 transitions. Word has length 29 [2020-10-25 23:08:54,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:54,171 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 148 transitions. [2020-10-25 23:08:54,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:54,172 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2020-10-25 23:08:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-25 23:08:54,173 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:54,173 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:54,174 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 23:08:54,174 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:54,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:54,175 INFO L82 PathProgramCache]: Analyzing trace with hash -562091259, now seen corresponding path program 1 times [2020-10-25 23:08:54,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:54,175 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690868440] [2020-10-25 23:08:54,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:54,242 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 23:08:54,243 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690868440] [2020-10-25 23:08:54,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:54,244 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:08:54,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518957973] [2020-10-25 23:08:54,244 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:54,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:54,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:54,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:54,246 INFO L87 Difference]: Start difference. First operand 107 states and 148 transitions. Second operand 5 states. [2020-10-25 23:08:54,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:54,344 INFO L93 Difference]: Finished difference Result 305 states and 420 transitions. [2020-10-25 23:08:54,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:08:54,345 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-10-25 23:08:54,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:54,347 INFO L225 Difference]: With dead ends: 305 [2020-10-25 23:08:54,347 INFO L226 Difference]: Without dead ends: 205 [2020-10-25 23:08:54,348 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 23:08:54,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-10-25 23:08:54,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 116. [2020-10-25 23:08:54,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-25 23:08:54,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2020-10-25 23:08:54,362 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 35 [2020-10-25 23:08:54,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:54,362 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2020-10-25 23:08:54,362 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2020-10-25 23:08:54,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-25 23:08:54,364 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:54,364 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:54,364 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 23:08:54,365 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:54,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:54,366 INFO L82 PathProgramCache]: Analyzing trace with hash 138973319, now seen corresponding path program 1 times [2020-10-25 23:08:54,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:54,366 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662332978] [2020-10-25 23:08:54,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:54,449 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 23:08:54,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662332978] [2020-10-25 23:08:54,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:54,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:08:54,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180470008] [2020-10-25 23:08:54,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 23:08:54,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:54,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 23:08:54,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:08:54,453 INFO L87 Difference]: Start difference. First operand 116 states and 157 transitions. Second operand 4 states. [2020-10-25 23:08:54,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:54,525 INFO L93 Difference]: Finished difference Result 285 states and 385 transitions. [2020-10-25 23:08:54,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 23:08:54,525 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-10-25 23:08:54,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:54,527 INFO L225 Difference]: With dead ends: 285 [2020-10-25 23:08:54,527 INFO L226 Difference]: Without dead ends: 176 [2020-10-25 23:08:54,528 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:54,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-10-25 23:08:54,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 122. [2020-10-25 23:08:54,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-10-25 23:08:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2020-10-25 23:08:54,543 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 35 [2020-10-25 23:08:54,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:54,544 INFO L481 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2020-10-25 23:08:54,544 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 23:08:54,544 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2020-10-25 23:08:54,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-25 23:08:54,546 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:54,547 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:54,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 23:08:54,547 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:54,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:54,548 INFO L82 PathProgramCache]: Analyzing trace with hash -447832695, now seen corresponding path program 1 times [2020-10-25 23:08:54,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:54,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150530345] [2020-10-25 23:08:54,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:54,610 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 23:08:54,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150530345] [2020-10-25 23:08:54,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:54,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:08:54,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627813042] [2020-10-25 23:08:54,613 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:08:54,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:54,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:08:54,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:54,615 INFO L87 Difference]: Start difference. First operand 122 states and 163 transitions. Second operand 3 states. [2020-10-25 23:08:54,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:54,653 INFO L93 Difference]: Finished difference Result 288 states and 386 transitions. [2020-10-25 23:08:54,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:08:54,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-10-25 23:08:54,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:54,655 INFO L225 Difference]: With dead ends: 288 [2020-10-25 23:08:54,655 INFO L226 Difference]: Without dead ends: 173 [2020-10-25 23:08:54,656 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 23:08:54,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-10-25 23:08:54,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2020-10-25 23:08:54,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2020-10-25 23:08:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 227 transitions. [2020-10-25 23:08:54,676 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 227 transitions. Word has length 35 [2020-10-25 23:08:54,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:54,677 INFO L481 AbstractCegarLoop]: Abstraction has 173 states and 227 transitions. [2020-10-25 23:08:54,677 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:08:54,677 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 227 transitions. [2020-10-25 23:08:54,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-25 23:08:54,678 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:54,679 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:54,679 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 23:08:54,679 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:54,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:54,680 INFO L82 PathProgramCache]: Analyzing trace with hash -772491191, now seen corresponding path program 1 times [2020-10-25 23:08:54,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:54,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937631555] [2020-10-25 23:08:54,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:54,795 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 23:08:54,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937631555] [2020-10-25 23:08:54,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:54,796 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 23:08:54,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654303193] [2020-10-25 23:08:54,797 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-25 23:08:54,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:54,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-25 23:08:54,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-25 23:08:54,798 INFO L87 Difference]: Start difference. First operand 173 states and 227 transitions. Second operand 7 states. [2020-10-25 23:08:55,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:55,216 INFO L93 Difference]: Finished difference Result 818 states and 1098 transitions. [2020-10-25 23:08:55,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-25 23:08:55,217 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2020-10-25 23:08:55,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:55,221 INFO L225 Difference]: With dead ends: 818 [2020-10-25 23:08:55,221 INFO L226 Difference]: Without dead ends: 703 [2020-10-25 23:08:55,222 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 23:08:55,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2020-10-25 23:08:55,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 290. [2020-10-25 23:08:55,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2020-10-25 23:08:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 378 transitions. [2020-10-25 23:08:55,264 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 378 transitions. Word has length 36 [2020-10-25 23:08:55,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:55,264 INFO L481 AbstractCegarLoop]: Abstraction has 290 states and 378 transitions. [2020-10-25 23:08:55,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-25 23:08:55,265 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 378 transitions. [2020-10-25 23:08:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-25 23:08:55,266 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:55,266 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:55,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 23:08:55,267 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:55,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:55,267 INFO L82 PathProgramCache]: Analyzing trace with hash 2131959275, now seen corresponding path program 1 times [2020-10-25 23:08:55,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:55,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141771079] [2020-10-25 23:08:55,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:55,358 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 23:08:55,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141771079] [2020-10-25 23:08:55,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [488328073] [2020-10-25 23:08:55,359 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 23:08:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:55,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-25 23:08:55,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 23:08:55,616 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 23:08:55,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-25 23:08:55,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-10-25 23:08:55,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689070366] [2020-10-25 23:08:55,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-25 23:08:55,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:55,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-25 23:08:55,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:08:55,619 INFO L87 Difference]: Start difference. First operand 290 states and 378 transitions. Second operand 8 states. [2020-10-25 23:08:55,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:55,980 INFO L93 Difference]: Finished difference Result 634 states and 842 transitions. [2020-10-25 23:08:55,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-25 23:08:55,981 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-10-25 23:08:55,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:55,981 INFO L225 Difference]: With dead ends: 634 [2020-10-25 23:08:55,982 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 23:08:55,983 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-25 23:08:55,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 23:08:55,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 23:08:55,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 23:08:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 23:08:55,984 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-10-25 23:08:55,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:55,984 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 23:08:55,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-25 23:08:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 23:08:55,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 23:08:56,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-25 23:08:56,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 23:08:56,577 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 98 [2020-10-25 23:08:56,803 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 98 [2020-10-25 23:08:56,956 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2020-10-25 23:08:57,380 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 20 [2020-10-25 23:08:57,588 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 9 [2020-10-25 23:08:57,834 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 26 [2020-10-25 23:08:58,326 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2020-10-25 23:08:58,729 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2020-10-25 23:08:58,994 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 29 [2020-10-25 23:08:59,450 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2020-10-25 23:09:00,059 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2020-10-25 23:09:00,622 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-10-25 23:09:00,765 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 22 [2020-10-25 23:09:00,918 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 22 [2020-10-25 23:09:01,177 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 24 [2020-10-25 23:09:01,548 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 34 [2020-10-25 23:09:01,623 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,623 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,623 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,623 INFO L270 CegarLoopResult]: At program point L961(lines 946 964) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ~waterLevel~0 2)) [2020-10-25 23:09:01,623 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,624 INFO L270 CegarLoopResult]: At program point L961-1(lines 946 964) the Hoare annotation is: false [2020-10-25 23:09:01,624 INFO L270 CegarLoopResult]: At program point L961-2(lines 946 964) the Hoare annotation is: false [2020-10-25 23:09:01,624 INFO L270 CegarLoopResult]: At program point L961-3(lines 946 964) the Hoare annotation is: false [2020-10-25 23:09:01,624 INFO L270 CegarLoopResult]: At program point L961-4(lines 946 964) the Hoare annotation is: false [2020-10-25 23:09:01,624 INFO L270 CegarLoopResult]: At program point L961-5(lines 946 964) the Hoare annotation is: false [2020-10-25 23:09:01,626 INFO L270 CegarLoopResult]: At program point L730(lines 725 733) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ~waterLevel~0 2)) [2020-10-25 23:09:01,626 INFO L270 CegarLoopResult]: At program point L730-1(lines 725 733) the Hoare annotation is: false [2020-10-25 23:09:01,627 INFO L270 CegarLoopResult]: At program point L730-2(lines 725 733) the Hoare annotation is: false [2020-10-25 23:09:01,627 INFO L270 CegarLoopResult]: At program point L730-3(lines 725 733) the Hoare annotation is: false [2020-10-25 23:09:01,627 INFO L270 CegarLoopResult]: At program point L730-4(lines 725 733) the Hoare annotation is: false [2020-10-25 23:09:01,628 INFO L270 CegarLoopResult]: At program point L730-5(lines 725 733) the Hoare annotation is: false [2020-10-25 23:09:01,628 INFO L274 CegarLoopResult]: For program point L599(lines 599 612) no Hoare annotation was computed. [2020-10-25 23:09:01,628 INFO L274 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2020-10-25 23:09:01,628 INFO L277 CegarLoopResult]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2020-10-25 23:09:01,629 INFO L270 CegarLoopResult]: At program point L997(lines 750 756) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse0 .cse1) (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse1))) [2020-10-25 23:09:01,629 INFO L270 CegarLoopResult]: At program point L997-1(lines 750 756) the Hoare annotation is: false [2020-10-25 23:09:01,630 INFO L270 CegarLoopResult]: At program point L997-2(lines 750 756) the Hoare annotation is: false [2020-10-25 23:09:01,630 INFO L270 CegarLoopResult]: At program point L536(lines 1 1028) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:09:01,630 INFO L274 CegarLoopResult]: For program point L834(lines 834 851) no Hoare annotation was computed. [2020-10-25 23:09:01,631 INFO L274 CegarLoopResult]: For program point L834-1(lines 834 851) no Hoare annotation was computed. [2020-10-25 23:09:01,631 INFO L274 CegarLoopResult]: For program point L834-2(lines 834 851) no Hoare annotation was computed. [2020-10-25 23:09:01,632 INFO L274 CegarLoopResult]: For program point L570(lines 569 616) no Hoare annotation was computed. [2020-10-25 23:09:01,632 INFO L270 CegarLoopResult]: At program point L471(lines 467 473) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-10-25 23:09:01,633 INFO L274 CegarLoopResult]: For program point L571(lines 571 575) no Hoare annotation was computed. [2020-10-25 23:09:01,633 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,633 INFO L274 CegarLoopResult]: For program point L638(lines 638 642) no Hoare annotation was computed. [2020-10-25 23:09:01,633 INFO L274 CegarLoopResult]: For program point L605(lines 605 611) no Hoare annotation was computed. [2020-10-25 23:09:01,635 INFO L270 CegarLoopResult]: At program point L605-1(lines 605 611) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and (= ~pumpRunning~0 0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse3))) [2020-10-25 23:09:01,636 INFO L274 CegarLoopResult]: For program point L638-3(lines 638 642) no Hoare annotation was computed. [2020-10-25 23:09:01,636 INFO L274 CegarLoopResult]: For program point L638-6(lines 638 642) no Hoare annotation was computed. [2020-10-25 23:09:01,636 INFO L274 CegarLoopResult]: For program point L969(lines 969 975) no Hoare annotation was computed. [2020-10-25 23:09:01,636 INFO L270 CegarLoopResult]: At program point L969-1(lines 969 975) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2)) [2020-10-25 23:09:01,636 INFO L274 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,637 INFO L274 CegarLoopResult]: For program point L936-2(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,637 INFO L274 CegarLoopResult]: For program point L936-3(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,637 INFO L274 CegarLoopResult]: For program point L936-5(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,637 INFO L274 CegarLoopResult]: For program point L936-6(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,637 INFO L274 CegarLoopResult]: For program point L936-8(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,637 INFO L274 CegarLoopResult]: For program point L936-9(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,638 INFO L274 CegarLoopResult]: For program point L936-11(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,638 INFO L274 CegarLoopResult]: For program point L936-12(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,638 INFO L274 CegarLoopResult]: For program point L936-14(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,638 INFO L274 CegarLoopResult]: For program point L936-15(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,638 INFO L274 CegarLoopResult]: For program point L936-17(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,639 INFO L274 CegarLoopResult]: For program point L936-18(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,640 INFO L274 CegarLoopResult]: For program point L936-20(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,640 INFO L274 CegarLoopResult]: For program point L936-21(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,640 INFO L274 CegarLoopResult]: For program point L936-23(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,640 INFO L274 CegarLoopResult]: For program point L936-24(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,640 INFO L274 CegarLoopResult]: For program point L936-26(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,641 INFO L274 CegarLoopResult]: For program point L936-27(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,642 INFO L274 CegarLoopResult]: For program point L936-29(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,642 INFO L274 CegarLoopResult]: For program point L936-30(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,642 INFO L274 CegarLoopResult]: For program point L936-32(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,643 INFO L274 CegarLoopResult]: For program point L936-33(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,643 INFO L274 CegarLoopResult]: For program point L838(lines 838 846) no Hoare annotation was computed. [2020-10-25 23:09:01,643 INFO L274 CegarLoopResult]: For program point L838-1(lines 838 846) no Hoare annotation was computed. [2020-10-25 23:09:01,643 INFO L274 CegarLoopResult]: For program point L936-35(lines 936 940) no Hoare annotation was computed. [2020-10-25 23:09:01,643 INFO L274 CegarLoopResult]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2020-10-25 23:09:01,644 INFO L270 CegarLoopResult]: At program point L707(lines 702 710) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0 .cse1 .cse2) (and .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1 .cse2) (and (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2) (and .cse4 .cse0 .cse1 .cse2))) [2020-10-25 23:09:01,644 INFO L270 CegarLoopResult]: At program point L707-1(lines 702 710) the Hoare annotation is: false [2020-10-25 23:09:01,645 INFO L270 CegarLoopResult]: At program point L707-2(lines 702 710) the Hoare annotation is: false [2020-10-25 23:09:01,645 INFO L277 CegarLoopResult]: At program point L509(lines 490 512) the Hoare annotation is: true [2020-10-25 23:09:01,645 INFO L270 CegarLoopResult]: At program point L675(lines 670 678) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ~waterLevel~0 2)) [2020-10-25 23:09:01,645 INFO L270 CegarLoopResult]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2020-10-25 23:09:01,645 INFO L270 CegarLoopResult]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2020-10-25 23:09:01,646 INFO L274 CegarLoopResult]: For program point L808(lines 808 825) no Hoare annotation was computed. [2020-10-25 23:09:01,646 INFO L274 CegarLoopResult]: For program point L808-1(lines 808 825) no Hoare annotation was computed. [2020-10-25 23:09:01,646 INFO L274 CegarLoopResult]: For program point L808-2(lines 808 825) no Hoare annotation was computed. [2020-10-25 23:09:01,646 INFO L274 CegarLoopResult]: For program point L808-3(lines 808 825) no Hoare annotation was computed. [2020-10-25 23:09:01,646 INFO L274 CegarLoopResult]: For program point L808-4(lines 808 825) no Hoare annotation was computed. [2020-10-25 23:09:01,646 INFO L274 CegarLoopResult]: For program point L808-5(lines 808 825) no Hoare annotation was computed. [2020-10-25 23:09:01,647 INFO L270 CegarLoopResult]: At program point L544(lines 539 547) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:09:01,647 INFO L274 CegarLoopResult]: For program point L1008(lines 1008 1025) no Hoare annotation was computed. [2020-10-25 23:09:01,648 INFO L270 CegarLoopResult]: At program point L1008-1(lines 1 1028) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0 .cse1 .cse2) (and .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) .cse2 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10)) (and (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2) (and .cse4 .cse0 .cse1 .cse2))) [2020-10-25 23:09:01,648 INFO L270 CegarLoopResult]: At program point L942(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,648 INFO L274 CegarLoopResult]: For program point L1008-2(lines 1008 1025) no Hoare annotation was computed. [2020-10-25 23:09:01,648 INFO L270 CegarLoopResult]: At program point L942-1(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,649 INFO L270 CegarLoopResult]: At program point L1008-3(lines 1 1028) the Hoare annotation is: false [2020-10-25 23:09:01,649 INFO L270 CegarLoopResult]: At program point L942-2(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,649 INFO L274 CegarLoopResult]: For program point L1008-4(lines 1008 1025) no Hoare annotation was computed. [2020-10-25 23:09:01,649 INFO L270 CegarLoopResult]: At program point L942-3(lines 927 945) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse0 .cse1 .cse2 .cse3))) [2020-10-25 23:09:01,649 INFO L270 CegarLoopResult]: At program point L1008-5(lines 1 1028) the Hoare annotation is: false [2020-10-25 23:09:01,649 INFO L270 CegarLoopResult]: At program point L942-4(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,650 INFO L270 CegarLoopResult]: At program point L942-5(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,650 INFO L270 CegarLoopResult]: At program point L942-6(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,650 INFO L270 CegarLoopResult]: At program point L942-7(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,650 INFO L270 CegarLoopResult]: At program point L942-8(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,650 INFO L270 CegarLoopResult]: At program point L942-9(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,651 INFO L270 CegarLoopResult]: At program point L942-10(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,651 INFO L274 CegarLoopResult]: For program point L579(lines 579 585) no Hoare annotation was computed. [2020-10-25 23:09:01,652 INFO L270 CegarLoopResult]: At program point L942-11(lines 927 945) the Hoare annotation is: false [2020-10-25 23:09:01,652 INFO L270 CegarLoopResult]: At program point L579-1(lines 579 585) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4 .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse3) (and .cse1 .cse4 .cse2 .cse3))) [2020-10-25 23:09:01,652 INFO L270 CegarLoopResult]: At program point L878(lines 871 881) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ~waterLevel~0 2)) [2020-10-25 23:09:01,652 INFO L270 CegarLoopResult]: At program point L878-1(lines 871 881) the Hoare annotation is: false [2020-10-25 23:09:01,653 INFO L274 CegarLoopResult]: For program point L812(lines 812 820) no Hoare annotation was computed. [2020-10-25 23:09:01,653 INFO L270 CegarLoopResult]: At program point L878-2(lines 871 881) the Hoare annotation is: false [2020-10-25 23:09:01,653 INFO L274 CegarLoopResult]: For program point L812-1(lines 812 820) no Hoare annotation was computed. [2020-10-25 23:09:01,653 INFO L274 CegarLoopResult]: For program point L812-2(lines 812 820) no Hoare annotation was computed. [2020-10-25 23:09:01,653 INFO L274 CegarLoopResult]: For program point L812-3(lines 812 820) no Hoare annotation was computed. [2020-10-25 23:09:01,653 INFO L274 CegarLoopResult]: For program point L812-4(lines 812 820) no Hoare annotation was computed. [2020-10-25 23:09:01,654 INFO L274 CegarLoopResult]: For program point L812-5(lines 812 820) no Hoare annotation was computed. [2020-10-25 23:09:01,654 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 23:09:01,654 INFO L274 CegarLoopResult]: For program point L1012(lines 1012 1022) no Hoare annotation was computed. [2020-10-25 23:09:01,654 INFO L274 CegarLoopResult]: For program point L1012-2(lines 1012 1022) no Hoare annotation was computed. [2020-10-25 23:09:01,654 INFO L274 CegarLoopResult]: For program point L1012-4(lines 1012 1022) no Hoare annotation was computed. [2020-10-25 23:09:01,654 INFO L274 CegarLoopResult]: For program point L715(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,655 INFO L274 CegarLoopResult]: For program point L715-1(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,655 INFO L274 CegarLoopResult]: For program point L715-2(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,655 INFO L274 CegarLoopResult]: For program point L715-3(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,655 INFO L274 CegarLoopResult]: For program point L715-4(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,655 INFO L274 CegarLoopResult]: For program point L715-5(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,655 INFO L274 CegarLoopResult]: For program point L715-6(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,656 INFO L274 CegarLoopResult]: For program point L715-7(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,656 INFO L274 CegarLoopResult]: For program point L715-8(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,656 INFO L274 CegarLoopResult]: For program point L715-9(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,656 INFO L274 CegarLoopResult]: For program point L715-10(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,656 INFO L274 CegarLoopResult]: For program point L715-11(lines 715 721) no Hoare annotation was computed. [2020-10-25 23:09:01,656 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2020-10-25 23:09:01,657 INFO L274 CegarLoopResult]: For program point L1013-2(lines 1013 1019) no Hoare annotation was computed. [2020-10-25 23:09:01,657 INFO L274 CegarLoopResult]: For program point L1013-4(lines 1013 1019) no Hoare annotation was computed. [2020-10-25 23:09:01,657 INFO L274 CegarLoopResult]: For program point L782(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,657 INFO L274 CegarLoopResult]: For program point L782-1(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,657 INFO L274 CegarLoopResult]: For program point L782-2(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,658 INFO L274 CegarLoopResult]: For program point L782-3(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,658 INFO L274 CegarLoopResult]: For program point L650(lines 650 654) no Hoare annotation was computed. [2020-10-25 23:09:01,658 INFO L274 CegarLoopResult]: For program point L782-4(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,658 INFO L270 CegarLoopResult]: At program point L617(lines 568 618) the Hoare annotation is: false [2020-10-25 23:09:01,659 INFO L274 CegarLoopResult]: For program point L782-5(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,659 INFO L274 CegarLoopResult]: For program point L782-6(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,659 INFO L274 CegarLoopResult]: For program point L782-7(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,659 INFO L274 CegarLoopResult]: For program point L782-8(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,659 INFO L274 CegarLoopResult]: For program point L782-9(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,659 INFO L274 CegarLoopResult]: For program point L782-10(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,659 INFO L274 CegarLoopResult]: For program point L782-11(lines 782 799) no Hoare annotation was computed. [2020-10-25 23:09:01,659 INFO L270 CegarLoopResult]: At program point L750(lines 746 768) the Hoare annotation is: (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0 .cse1 .cse2) (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) .cse3 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2) (and .cse3 .cse0 .cse1 .cse2))) [2020-10-25 23:09:01,659 INFO L270 CegarLoopResult]: At program point L750-1(lines 746 768) the Hoare annotation is: false [2020-10-25 23:09:01,659 INFO L270 CegarLoopResult]: At program point L750-2(lines 746 768) the Hoare annotation is: false [2020-10-25 23:09:01,660 INFO L270 CegarLoopResult]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2020-10-25 23:09:01,660 INFO L274 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-25 23:09:01,660 INFO L274 CegarLoopResult]: For program point L553-1(line 553) no Hoare annotation was computed. [2020-10-25 23:09:01,660 INFO L274 CegarLoopResult]: For program point L553-2(line 553) no Hoare annotation was computed. [2020-10-25 23:09:01,660 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-25 23:09:01,660 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 23:09:01,660 INFO L274 CegarLoopResult]: For program point L786(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,660 INFO L274 CegarLoopResult]: For program point L786-1(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,660 INFO L270 CegarLoopResult]: At program point L720(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,661 INFO L274 CegarLoopResult]: For program point L786-2(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,661 INFO L270 CegarLoopResult]: At program point L720-1(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,661 INFO L274 CegarLoopResult]: For program point L786-3(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,661 INFO L270 CegarLoopResult]: At program point L720-2(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,661 INFO L274 CegarLoopResult]: For program point L786-4(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,661 INFO L270 CegarLoopResult]: At program point L720-3(lines 711 724) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3))) [2020-10-25 23:09:01,661 INFO L274 CegarLoopResult]: For program point L786-5(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,661 INFO L270 CegarLoopResult]: At program point L720-4(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,661 INFO L274 CegarLoopResult]: For program point L786-6(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,662 INFO L270 CegarLoopResult]: At program point L720-5(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,662 INFO L274 CegarLoopResult]: For program point L786-7(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,662 INFO L270 CegarLoopResult]: At program point L720-6(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,662 INFO L274 CegarLoopResult]: For program point L786-8(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,662 INFO L270 CegarLoopResult]: At program point L720-7(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,662 INFO L274 CegarLoopResult]: For program point L786-9(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,662 INFO L270 CegarLoopResult]: At program point L720-8(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,662 INFO L274 CegarLoopResult]: For program point L786-10(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,662 INFO L270 CegarLoopResult]: At program point L720-9(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,662 INFO L274 CegarLoopResult]: For program point L786-11(lines 786 794) no Hoare annotation was computed. [2020-10-25 23:09:01,663 INFO L270 CegarLoopResult]: At program point L720-10(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,663 INFO L270 CegarLoopResult]: At program point L720-11(lines 711 724) the Hoare annotation is: false [2020-10-25 23:09:01,663 INFO L274 CegarLoopResult]: For program point L589(lines 589 595) no Hoare annotation was computed. [2020-10-25 23:09:01,663 INFO L270 CegarLoopResult]: At program point L589-1(lines 589 595) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4 .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse3) (and .cse1 .cse4 .cse2 .cse3))) [2020-10-25 23:09:01,663 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-10-25 23:09:01,663 INFO L274 CegarLoopResult]: For program point L424-1(lines 424 428) no Hoare annotation was computed. [2020-10-25 23:09:01,663 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 23:09:01,664 INFO L270 CegarLoopResult]: At program point L887(lines 882 890) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse3 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse1 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse0 .cse1) (and .cse2 .cse3 (<= 2 ~waterLevel~0) .cse0 .cse4 .cse1) (and (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse0 .cse4 .cse1))) [2020-10-25 23:09:01,664 INFO L270 CegarLoopResult]: At program point L887-1(lines 882 890) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse0 .cse1) (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse1))) [2020-10-25 23:09:01,664 INFO L270 CegarLoopResult]: At program point L887-2(lines 882 890) the Hoare annotation is: false [2020-10-25 23:09:01,664 INFO L270 CegarLoopResult]: At program point L887-3(lines 882 890) the Hoare annotation is: false [2020-10-25 23:09:01,664 INFO L270 CegarLoopResult]: At program point L887-4(lines 882 890) the Hoare annotation is: false [2020-10-25 23:09:01,664 INFO L270 CegarLoopResult]: At program point L887-5(lines 882 890) the Hoare annotation is: false [2020-10-25 23:09:01,664 INFO L270 CegarLoopResult]: At program point L987(lines 982 989) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-10-25 23:09:01,664 INFO L274 CegarLoopResult]: For program point L955(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,664 INFO L274 CegarLoopResult]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,665 INFO L274 CegarLoopResult]: For program point L955-3(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,665 INFO L274 CegarLoopResult]: For program point L955-5(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,665 INFO L270 CegarLoopResult]: At program point L757(lines 757 763) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4 .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse3) (and .cse1 .cse4 .cse2 .cse3))) [2020-10-25 23:09:01,665 INFO L274 CegarLoopResult]: For program point L955-6(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,665 INFO L270 CegarLoopResult]: At program point L757-1(lines 757 763) the Hoare annotation is: false [2020-10-25 23:09:01,665 INFO L274 CegarLoopResult]: For program point L955-8(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,665 INFO L270 CegarLoopResult]: At program point L757-2(lines 757 763) the Hoare annotation is: false [2020-10-25 23:09:01,665 INFO L274 CegarLoopResult]: For program point L955-9(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,665 INFO L274 CegarLoopResult]: For program point L955-11(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,666 INFO L274 CegarLoopResult]: For program point L955-12(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,666 INFO L274 CegarLoopResult]: For program point L955-14(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,666 INFO L274 CegarLoopResult]: For program point L955-15(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,666 INFO L274 CegarLoopResult]: For program point L955-17(lines 955 959) no Hoare annotation was computed. [2020-10-25 23:09:01,666 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 23:09:01,666 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:09:01,666 INFO L274 CegarLoopResult]: For program point L662(lines 662 666) no Hoare annotation was computed. [2020-10-25 23:09:01,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 11:09:01 BoogieIcfgContainer [2020-10-25 23:09:01,703 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 23:09:01,704 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 23:09:01,704 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 23:09:01,704 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 23:09:01,705 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:08:52" (3/4) ... [2020-10-25 23:09:01,712 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 23:09:01,745 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-25 23:09:01,747 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-25 23:09:01,750 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-25 23:09:01,752 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-25 23:09:01,754 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-25 23:09:01,756 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:09:01,758 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:09:01,790 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0 [2020-10-25 23:09:01,791 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive [2020-10-25 23:09:01,791 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive [2020-10-25 23:09:01,791 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((pumpRunning == 1 && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp <= 2) && waterLevel <= 2) && 1 < tmp)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-10-25 23:09:01,792 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-10-25 23:09:01,792 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-10-25 23:09:01,792 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || ((pumpRunning == 0 && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) [2020-10-25 23:09:01,793 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) [2020-10-25 23:09:01,794 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) [2020-10-25 23:09:01,794 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-10-25 23:09:01,795 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-10-25 23:09:01,796 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((pumpRunning == 1 && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-10-25 23:09:01,796 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 [2020-10-25 23:09:01,797 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 [2020-10-25 23:09:01,798 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) [2020-10-25 23:09:01,798 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) [2020-10-25 23:09:01,800 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((tmp___0 == 0 && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-10-25 23:09:01,801 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 [2020-10-25 23:09:01,802 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 [2020-10-25 23:09:01,938 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 23:09:01,938 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 23:09:01,940 INFO L168 Benchmark]: Toolchain (without parser) took 12268.47 ms. Allocated memory was 56.6 MB in the beginning and 163.6 MB in the end (delta: 107.0 MB). Free memory was 32.8 MB in the beginning and 62.8 MB in the end (delta: -30.1 MB). Peak memory consumption was 77.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:01,940 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 41.9 MB. Free memory was 20.0 MB in the beginning and 19.9 MB in the end (delta: 31.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 23:09:01,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 826.99 ms. Allocated memory is still 56.6 MB. Free memory was 32.2 MB in the beginning and 35.0 MB in the end (delta: -2.8 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:01,941 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.22 ms. Allocated memory is still 56.6 MB. Free memory was 35.0 MB in the beginning and 29.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:01,941 INFO L168 Benchmark]: Boogie Preprocessor took 96.19 ms. Allocated memory is still 56.6 MB. Free memory was 29.7 MB in the beginning and 26.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:01,942 INFO L168 Benchmark]: RCFGBuilder took 1623.90 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 26.1 MB in the beginning and 44.9 MB in the end (delta: -18.8 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:01,943 INFO L168 Benchmark]: TraceAbstraction took 9324.77 ms. Allocated memory was 73.4 MB in the beginning and 163.6 MB in the end (delta: 90.2 MB). Free memory was 44.5 MB in the beginning and 79.6 MB in the end (delta: -35.1 MB). Peak memory consumption was 89.8 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:01,943 INFO L168 Benchmark]: Witness Printer took 234.54 ms. Allocated memory is still 163.6 MB. Free memory was 79.6 MB in the beginning and 62.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-10-25 23:09:01,946 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 41.9 MB. Free memory was 20.0 MB in the beginning and 19.9 MB in the end (delta: 31.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 826.99 ms. Allocated memory is still 56.6 MB. Free memory was 32.2 MB in the beginning and 35.0 MB in the end (delta: -2.8 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 144.22 ms. Allocated memory is still 56.6 MB. Free memory was 35.0 MB in the beginning and 29.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 96.19 ms. Allocated memory is still 56.6 MB. Free memory was 29.7 MB in the beginning and 26.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1623.90 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 26.1 MB in the beginning and 44.9 MB in the end (delta: -18.8 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9324.77 ms. Allocated memory was 73.4 MB in the beginning and 163.6 MB in the end (delta: 90.2 MB). Free memory was 44.5 MB in the beginning and 79.6 MB in the end (delta: -35.1 MB). Peak memory consumption was 89.8 MB. Max. memory is 16.1 GB. * Witness Printer took 234.54 ms. Allocated memory is still 163.6 MB. Free memory was 79.6 MB in the beginning and 62.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 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: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: ((((!(0 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && splverifierCounter == 0) && waterLevel <= 2 - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((pumpRunning == 1 && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || ((pumpRunning == 0 && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: ((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: ((((!(0 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((tmp___0 == 0 && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((pumpRunning == 1 && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp <= 2) && waterLevel <= 2) && 1 < tmp)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 203 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1422 SDtfs, 1870 SDslu, 2252 SDs, 0 SdLazy, 354 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=290occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 775 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 231 NumberOfFragments, 833 HoareAnnotationTreeSize, 75 FomulaSimplifications, 30458 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 75 FomulaSimplificationsInter, 83416 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 390 NumberOfCodeBlocks, 390 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 379 ConstructedInterpolants, 0 QuantifiedInterpolants, 32247 SizeOfPredicates, 4 NumberOfNonLiveVariables, 462 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...