./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d987d174a4a8df6e0aafdb6d8ee456b5bda233ea ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 23:07:43,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 23:07:43,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 23:07:43,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 23:07:43,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 23:07:43,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 23:07:43,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 23:07:43,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 23:07:43,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 23:07:43,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 23:07:43,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 23:07:43,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 23:07:43,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 23:07:43,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 23:07:43,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 23:07:43,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 23:07:43,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 23:07:43,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 23:07:43,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 23:07:43,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 23:07:43,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 23:07:43,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 23:07:43,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 23:07:43,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 23:07:43,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 23:07:43,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 23:07:43,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 23:07:43,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 23:07:43,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 23:07:43,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 23:07:43,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 23:07:43,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 23:07:43,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 23:07:43,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 23:07:43,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 23:07:43,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 23:07:43,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 23:07:43,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 23:07:43,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 23:07:43,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 23:07:43,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 23:07:43,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 23:07:43,209 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 23:07:43,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 23:07:43,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 23:07:43,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 23:07:43,212 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 23:07:43,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 23:07:43,212 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 23:07:43,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 23:07:43,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 23:07:43,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 23:07:43,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 23:07:43,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 23:07:43,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 23:07:43,214 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 23:07:43,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 23:07:43,215 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 23:07:43,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 23:07:43,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 23:07:43,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 23:07:43,216 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 23:07:43,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 23:07:43,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:07:43,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 23:07:43,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 23:07:43,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 23:07:43,218 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 23:07:43,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 23:07:43,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 23:07:43,218 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 23:07:43,219 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d987d174a4a8df6e0aafdb6d8ee456b5bda233ea [2020-10-25 23:07:43,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 23:07:43,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 23:07:43,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 23:07:43,706 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 23:07:43,707 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 23:07:43,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2020-10-25 23:07:43,807 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a7c0b977/2a1a83a91f44443ab92698e9f93325c3/FLAG7d13500f9 [2020-10-25 23:07:44,656 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 23:07:44,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2020-10-25 23:07:44,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a7c0b977/2a1a83a91f44443ab92698e9f93325c3/FLAG7d13500f9 [2020-10-25 23:07:44,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a7c0b977/2a1a83a91f44443ab92698e9f93325c3 [2020-10-25 23:07:44,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 23:07:44,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 23:07:44,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 23:07:44,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 23:07:44,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 23:07:44,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:07:44" (1/1) ... [2020-10-25 23:07:44,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b74ca71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:44, skipping insertion in model container [2020-10-25 23:07:44,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:07:44" (1/1) ... [2020-10-25 23:07:44,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 23:07:44,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 23:07:45,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:07:45,288 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 23:07:45,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:07:45,467 INFO L208 MainTranslator]: Completed translation [2020-10-25 23:07:45,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45 WrapperNode [2020-10-25 23:07:45,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 23:07:45,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 23:07:45,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 23:07:45,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 23:07:45,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (1/1) ... [2020-10-25 23:07:45,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (1/1) ... [2020-10-25 23:07:45,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 23:07:45,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 23:07:45,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 23:07:45,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 23:07:45,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (1/1) ... [2020-10-25 23:07:45,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (1/1) ... [2020-10-25 23:07:45,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (1/1) ... [2020-10-25 23:07:45,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (1/1) ... [2020-10-25 23:07:45,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (1/1) ... [2020-10-25 23:07:45,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (1/1) ... [2020-10-25 23:07:45,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (1/1) ... [2020-10-25 23:07:45,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 23:07:45,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 23:07:45,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 23:07:45,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 23:07:45,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:07:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 23:07:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 23:07:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 23:07:45,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 23:07:46,996 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 23:07:46,996 INFO L298 CfgBuilder]: Removed 288 assume(true) statements. [2020-10-25 23:07:46,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:07:46 BoogieIcfgContainer [2020-10-25 23:07:46,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 23:07:47,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 23:07:47,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 23:07:47,005 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 23:07:47,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 11:07:44" (1/3) ... [2020-10-25 23:07:47,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ebf1721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:07:47, skipping insertion in model container [2020-10-25 23:07:47,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:45" (2/3) ... [2020-10-25 23:07:47,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ebf1721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:07:47, skipping insertion in model container [2020-10-25 23:07:47,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:07:46" (3/3) ... [2020-10-25 23:07:47,008 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product56.cil.c [2020-10-25 23:07:47,020 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 23:07:47,025 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-25 23:07:47,036 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-25 23:07:47,067 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 23:07:47,067 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 23:07:47,068 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 23:07:47,068 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 23:07:47,068 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 23:07:47,068 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 23:07:47,068 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 23:07:47,068 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 23:07:47,091 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states. [2020-10-25 23:07:47,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-25 23:07:47,098 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:47,099 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:47,100 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:47,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:47,107 INFO L82 PathProgramCache]: Analyzing trace with hash 326185497, now seen corresponding path program 1 times [2020-10-25 23:07:47,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:47,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169496076] [2020-10-25 23:07:47,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:47,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169496076] [2020-10-25 23:07:47,414 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:47,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:07:47,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941714941] [2020-10-25 23:07:47,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-25 23:07:47,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:47,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-25 23:07:47,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:07:47,446 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 2 states. [2020-10-25 23:07:47,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:47,528 INFO L93 Difference]: Finished difference Result 379 states and 578 transitions. [2020-10-25 23:07:47,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-25 23:07:47,529 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-25 23:07:47,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:47,545 INFO L225 Difference]: With dead ends: 379 [2020-10-25 23:07:47,545 INFO L226 Difference]: Without dead ends: 187 [2020-10-25 23:07:47,550 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:07:47,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-10-25 23:07:47,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2020-10-25 23:07:47,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-10-25 23:07:47,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 279 transitions. [2020-10-25 23:07:47,604 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 279 transitions. Word has length 16 [2020-10-25 23:07:47,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:47,605 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 279 transitions. [2020-10-25 23:07:47,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-25 23:07:47,605 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2020-10-25 23:07:47,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-25 23:07:47,607 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:47,607 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:47,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 23:07:47,607 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:47,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:47,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1699548539, now seen corresponding path program 1 times [2020-10-25 23:07:47,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:47,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420619863] [2020-10-25 23:07:47,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:47,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:47,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420619863] [2020-10-25 23:07:47,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:47,809 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:07:47,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318859531] [2020-10-25 23:07:47,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:07:47,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:47,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:07:47,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:47,813 INFO L87 Difference]: Start difference. First operand 187 states and 279 transitions. Second operand 3 states. [2020-10-25 23:07:47,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:47,848 INFO L93 Difference]: Finished difference Result 187 states and 279 transitions. [2020-10-25 23:07:47,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:07:47,849 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-25 23:07:47,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:47,850 INFO L225 Difference]: With dead ends: 187 [2020-10-25 23:07:47,851 INFO L226 Difference]: Without dead ends: 73 [2020-10-25 23:07:47,852 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:47,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-10-25 23:07:47,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-10-25 23:07:47,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-25 23:07:47,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2020-10-25 23:07:47,863 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 17 [2020-10-25 23:07:47,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:47,863 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2020-10-25 23:07:47,863 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:07:47,864 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-10-25 23:07:47,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-25 23:07:47,865 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:47,865 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:47,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 23:07:47,866 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:47,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:47,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1577730230, now seen corresponding path program 1 times [2020-10-25 23:07:47,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:47,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900583366] [2020-10-25 23:07:47,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:47,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:47,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900583366] [2020-10-25 23:07:47,962 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:47,962 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:07:47,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442461042] [2020-10-25 23:07:47,963 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:07:47,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:47,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:07:47,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:47,965 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2020-10-25 23:07:48,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:48,016 INFO L93 Difference]: Finished difference Result 207 states and 312 transitions. [2020-10-25 23:07:48,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:07:48,017 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-10-25 23:07:48,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:48,019 INFO L225 Difference]: With dead ends: 207 [2020-10-25 23:07:48,019 INFO L226 Difference]: Without dead ends: 140 [2020-10-25 23:07:48,021 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:48,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-25 23:07:48,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 136. [2020-10-25 23:07:48,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-10-25 23:07:48,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 205 transitions. [2020-10-25 23:07:48,040 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 205 transitions. Word has length 22 [2020-10-25 23:07:48,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:48,040 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 205 transitions. [2020-10-25 23:07:48,041 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:07:48,041 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 205 transitions. [2020-10-25 23:07:48,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-25 23:07:48,043 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:48,043 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] [2020-10-25 23:07:48,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 23:07:48,044 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:48,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:48,045 INFO L82 PathProgramCache]: Analyzing trace with hash 792163456, now seen corresponding path program 1 times [2020-10-25 23:07:48,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:48,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135846968] [2020-10-25 23:07:48,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:48,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:48,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135846968] [2020-10-25 23:07:48,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:48,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:07:48,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839514444] [2020-10-25 23:07:48,118 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:07:48,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:48,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:07:48,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:48,120 INFO L87 Difference]: Start difference. First operand 136 states and 205 transitions. Second operand 3 states. [2020-10-25 23:07:48,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:48,212 INFO L93 Difference]: Finished difference Result 283 states and 430 transitions. [2020-10-25 23:07:48,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:07:48,212 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-10-25 23:07:48,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:48,215 INFO L225 Difference]: With dead ends: 283 [2020-10-25 23:07:48,216 INFO L226 Difference]: Without dead ends: 153 [2020-10-25 23:07:48,217 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:48,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-10-25 23:07:48,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 151. [2020-10-25 23:07:48,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-25 23:07:48,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 219 transitions. [2020-10-25 23:07:48,242 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 219 transitions. Word has length 25 [2020-10-25 23:07:48,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:48,243 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 219 transitions. [2020-10-25 23:07:48,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:07:48,243 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 219 transitions. [2020-10-25 23:07:48,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-25 23:07:48,244 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:48,245 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] [2020-10-25 23:07:48,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 23:07:48,245 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:48,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:48,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1022954699, now seen corresponding path program 1 times [2020-10-25 23:07:48,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:48,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013931268] [2020-10-25 23:07:48,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:48,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013931268] [2020-10-25 23:07:48,399 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:48,399 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:07:48,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556419160] [2020-10-25 23:07:48,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:07:48,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:48,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:07:48,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:07:48,401 INFO L87 Difference]: Start difference. First operand 151 states and 219 transitions. Second operand 5 states. [2020-10-25 23:07:48,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:48,510 INFO L93 Difference]: Finished difference Result 527 states and 769 transitions. [2020-10-25 23:07:48,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:07:48,511 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-10-25 23:07:48,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:48,514 INFO L225 Difference]: With dead ends: 527 [2020-10-25 23:07:48,514 INFO L226 Difference]: Without dead ends: 382 [2020-10-25 23:07:48,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:07:48,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-10-25 23:07:48,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 236. [2020-10-25 23:07:48,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-10-25 23:07:48,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 332 transitions. [2020-10-25 23:07:48,538 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 332 transitions. Word has length 25 [2020-10-25 23:07:48,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:48,538 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 332 transitions. [2020-10-25 23:07:48,538 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:07:48,539 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 332 transitions. [2020-10-25 23:07:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-25 23:07:48,540 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:48,540 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 23:07:48,540 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 23:07:48,541 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:48,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:48,541 INFO L82 PathProgramCache]: Analyzing trace with hash -936354291, now seen corresponding path program 1 times [2020-10-25 23:07:48,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:48,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826160257] [2020-10-25 23:07:48,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:48,613 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826160257] [2020-10-25 23:07:48,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:48,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:07:48,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447060776] [2020-10-25 23:07:48,614 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:07:48,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:48,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:07:48,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:07:48,616 INFO L87 Difference]: Start difference. First operand 236 states and 332 transitions. Second operand 5 states. [2020-10-25 23:07:48,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:48,786 INFO L93 Difference]: Finished difference Result 526 states and 754 transitions. [2020-10-25 23:07:48,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-25 23:07:48,787 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-10-25 23:07:48,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:48,791 INFO L225 Difference]: With dead ends: 526 [2020-10-25 23:07:48,791 INFO L226 Difference]: Without dead ends: 524 [2020-10-25 23:07:48,792 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 23:07:48,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-10-25 23:07:48,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 236. [2020-10-25 23:07:48,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-10-25 23:07:48,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 330 transitions. [2020-10-25 23:07:48,821 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 330 transitions. Word has length 26 [2020-10-25 23:07:48,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:48,822 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 330 transitions. [2020-10-25 23:07:48,822 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:07:48,822 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 330 transitions. [2020-10-25 23:07:48,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-25 23:07:48,824 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:48,824 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] [2020-10-25 23:07:48,824 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 23:07:48,825 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:48,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:48,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1821957235, now seen corresponding path program 1 times [2020-10-25 23:07:48,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:48,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507937429] [2020-10-25 23:07:48,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:48,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:48,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507937429] [2020-10-25 23:07:48,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:48,906 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:07:48,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878104527] [2020-10-25 23:07:48,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 23:07:48,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:48,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 23:07:48,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:07:48,910 INFO L87 Difference]: Start difference. First operand 236 states and 330 transitions. Second operand 4 states. [2020-10-25 23:07:49,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:49,065 INFO L93 Difference]: Finished difference Result 496 states and 705 transitions. [2020-10-25 23:07:49,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 23:07:49,066 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-10-25 23:07:49,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:49,068 INFO L225 Difference]: With dead ends: 496 [2020-10-25 23:07:49,068 INFO L226 Difference]: Without dead ends: 351 [2020-10-25 23:07:49,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:07:49,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2020-10-25 23:07:49,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 347. [2020-10-25 23:07:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2020-10-25 23:07:49,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 483 transitions. [2020-10-25 23:07:49,102 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 483 transitions. Word has length 32 [2020-10-25 23:07:49,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:49,104 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 483 transitions. [2020-10-25 23:07:49,104 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 23:07:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 483 transitions. [2020-10-25 23:07:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-25 23:07:49,107 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:49,107 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] [2020-10-25 23:07:49,107 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 23:07:49,108 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:49,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:49,108 INFO L82 PathProgramCache]: Analyzing trace with hash 2080122673, now seen corresponding path program 1 times [2020-10-25 23:07:49,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:49,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77398805] [2020-10-25 23:07:49,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:49,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77398805] [2020-10-25 23:07:49,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:49,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:07:49,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737982676] [2020-10-25 23:07:49,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 23:07:49,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:49,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 23:07:49,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:07:49,209 INFO L87 Difference]: Start difference. First operand 347 states and 483 transitions. Second operand 4 states. [2020-10-25 23:07:49,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:49,332 INFO L93 Difference]: Finished difference Result 1020 states and 1436 transitions. [2020-10-25 23:07:49,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:07:49,332 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-10-25 23:07:49,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:49,337 INFO L225 Difference]: With dead ends: 1020 [2020-10-25 23:07:49,337 INFO L226 Difference]: Without dead ends: 762 [2020-10-25 23:07:49,339 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 23:07:49,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2020-10-25 23:07:49,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 347. [2020-10-25 23:07:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2020-10-25 23:07:49,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 477 transitions. [2020-10-25 23:07:49,374 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 477 transitions. Word has length 32 [2020-10-25 23:07:49,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:49,375 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 477 transitions. [2020-10-25 23:07:49,375 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 23:07:49,375 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 477 transitions. [2020-10-25 23:07:49,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-25 23:07:49,376 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:49,377 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] [2020-10-25 23:07:49,377 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 23:07:49,378 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:49,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:49,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1687095663, now seen corresponding path program 1 times [2020-10-25 23:07:49,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:49,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403817473] [2020-10-25 23:07:49,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:49,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403817473] [2020-10-25 23:07:49,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:49,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:07:49,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433864942] [2020-10-25 23:07:49,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:07:49,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:49,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:07:49,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:07:49,472 INFO L87 Difference]: Start difference. First operand 347 states and 477 transitions. Second operand 5 states. [2020-10-25 23:07:49,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:49,715 INFO L93 Difference]: Finished difference Result 1072 states and 1488 transitions. [2020-10-25 23:07:49,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-25 23:07:49,716 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-10-25 23:07:49,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:49,721 INFO L225 Difference]: With dead ends: 1072 [2020-10-25 23:07:49,721 INFO L226 Difference]: Without dead ends: 814 [2020-10-25 23:07:49,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 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 23:07:49,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2020-10-25 23:07:49,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 378. [2020-10-25 23:07:49,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2020-10-25 23:07:49,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 523 transitions. [2020-10-25 23:07:49,763 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 523 transitions. Word has length 32 [2020-10-25 23:07:49,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:49,764 INFO L481 AbstractCegarLoop]: Abstraction has 378 states and 523 transitions. [2020-10-25 23:07:49,764 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:07:49,764 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 523 transitions. [2020-10-25 23:07:49,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-10-25 23:07:49,765 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:49,766 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 23:07:49,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 23:07:49,766 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:49,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:49,767 INFO L82 PathProgramCache]: Analyzing trace with hash -2123186145, now seen corresponding path program 1 times [2020-10-25 23:07:49,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:49,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376224896] [2020-10-25 23:07:49,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:49,817 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-25 23:07:49,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376224896] [2020-10-25 23:07:49,817 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:49,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:07:49,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797406280] [2020-10-25 23:07:49,818 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:07:49,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:49,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:07:49,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:49,819 INFO L87 Difference]: Start difference. First operand 378 states and 523 transitions. Second operand 3 states. [2020-10-25 23:07:49,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:49,950 INFO L93 Difference]: Finished difference Result 640 states and 882 transitions. [2020-10-25 23:07:49,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:07:49,951 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2020-10-25 23:07:49,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:49,953 INFO L225 Difference]: With dead ends: 640 [2020-10-25 23:07:49,953 INFO L226 Difference]: Without dead ends: 268 [2020-10-25 23:07:49,954 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:07:49,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2020-10-25 23:07:49,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 260. [2020-10-25 23:07:49,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-10-25 23:07:49,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 353 transitions. [2020-10-25 23:07:49,981 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 353 transitions. Word has length 49 [2020-10-25 23:07:49,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:49,981 INFO L481 AbstractCegarLoop]: Abstraction has 260 states and 353 transitions. [2020-10-25 23:07:49,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:07:49,981 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 353 transitions. [2020-10-25 23:07:49,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-25 23:07:49,982 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:49,983 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:49,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 23:07:49,983 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:49,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:49,984 INFO L82 PathProgramCache]: Analyzing trace with hash 167454061, now seen corresponding path program 1 times [2020-10-25 23:07:49,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:49,985 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415025771] [2020-10-25 23:07:49,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:50,045 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-25 23:07:50,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415025771] [2020-10-25 23:07:50,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:50,046 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:07:50,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351126000] [2020-10-25 23:07:50,047 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:07:50,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:50,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:07:50,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:07:50,048 INFO L87 Difference]: Start difference. First operand 260 states and 353 transitions. Second operand 5 states. [2020-10-25 23:07:50,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:50,175 INFO L93 Difference]: Finished difference Result 784 states and 1060 transitions. [2020-10-25 23:07:50,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:07:50,175 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-10-25 23:07:50,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:50,178 INFO L225 Difference]: With dead ends: 784 [2020-10-25 23:07:50,179 INFO L226 Difference]: Without dead ends: 530 [2020-10-25 23:07:50,180 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 23:07:50,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2020-10-25 23:07:50,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 272. [2020-10-25 23:07:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-10-25 23:07:50,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 365 transitions. [2020-10-25 23:07:50,217 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 365 transitions. Word has length 54 [2020-10-25 23:07:50,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:50,217 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 365 transitions. [2020-10-25 23:07:50,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:07:50,218 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 365 transitions. [2020-10-25 23:07:50,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-25 23:07:50,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:50,219 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:50,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 23:07:50,219 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:50,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:50,220 INFO L82 PathProgramCache]: Analyzing trace with hash -297959507, now seen corresponding path program 1 times [2020-10-25 23:07:50,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:50,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804487241] [2020-10-25 23:07:50,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:50,272 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-25 23:07:50,273 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804487241] [2020-10-25 23:07:50,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:50,273 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:07:50,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346338996] [2020-10-25 23:07:50,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 23:07:50,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:50,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 23:07:50,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:07:50,275 INFO L87 Difference]: Start difference. First operand 272 states and 365 transitions. Second operand 4 states. [2020-10-25 23:07:50,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:50,363 INFO L93 Difference]: Finished difference Result 632 states and 845 transitions. [2020-10-25 23:07:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 23:07:50,364 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-25 23:07:50,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:50,366 INFO L225 Difference]: With dead ends: 632 [2020-10-25 23:07:50,366 INFO L226 Difference]: Without dead ends: 366 [2020-10-25 23:07:50,367 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 23:07:50,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2020-10-25 23:07:50,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 237. [2020-10-25 23:07:50,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2020-10-25 23:07:50,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 310 transitions. [2020-10-25 23:07:50,394 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 310 transitions. Word has length 54 [2020-10-25 23:07:50,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:50,395 INFO L481 AbstractCegarLoop]: Abstraction has 237 states and 310 transitions. [2020-10-25 23:07:50,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 23:07:50,395 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 310 transitions. [2020-10-25 23:07:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-25 23:07:50,396 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:50,396 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:50,396 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-25 23:07:50,396 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:50,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:50,397 INFO L82 PathProgramCache]: Analyzing trace with hash -769861918, now seen corresponding path program 1 times [2020-10-25 23:07:50,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:50,398 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768699409] [2020-10-25 23:07:50,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:50,521 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:50,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768699409] [2020-10-25 23:07:50,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [348393904] [2020-10-25 23:07:50,522 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 23:07:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:50,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-25 23:07:50,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 23:07:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:07:50,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-25 23:07:50,809 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2020-10-25 23:07:50,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799990484] [2020-10-25 23:07:50,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-25 23:07:50,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:50,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-25 23:07:50,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:07:50,819 INFO L87 Difference]: Start difference. First operand 237 states and 310 transitions. Second operand 8 states. [2020-10-25 23:07:51,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:51,260 INFO L93 Difference]: Finished difference Result 862 states and 1146 transitions. [2020-10-25 23:07:51,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-25 23:07:51,260 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-10-25 23:07:51,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:51,265 INFO L225 Difference]: With dead ends: 862 [2020-10-25 23:07:51,265 INFO L226 Difference]: Without dead ends: 680 [2020-10-25 23:07:51,267 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2020-10-25 23:07:51,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2020-10-25 23:07:51,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 297. [2020-10-25 23:07:51,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2020-10-25 23:07:51,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 389 transitions. [2020-10-25 23:07:51,307 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 389 transitions. Word has length 57 [2020-10-25 23:07:51,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:51,308 INFO L481 AbstractCegarLoop]: Abstraction has 297 states and 389 transitions. [2020-10-25 23:07:51,308 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-25 23:07:51,308 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 389 transitions. [2020-10-25 23:07:51,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-25 23:07:51,310 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:51,310 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:51,525 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-10-25 23:07:51,526 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:51,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:51,527 INFO L82 PathProgramCache]: Analyzing trace with hash -1453326129, now seen corresponding path program 2 times [2020-10-25 23:07:51,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:51,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418633154] [2020-10-25 23:07:51,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:51,731 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-25 23:07:51,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418633154] [2020-10-25 23:07:51,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:51,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:07:51,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269145035] [2020-10-25 23:07:51,733 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:07:51,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:51,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:07:51,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:07:51,734 INFO L87 Difference]: Start difference. First operand 297 states and 389 transitions. Second operand 5 states. [2020-10-25 23:07:52,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:52,084 INFO L93 Difference]: Finished difference Result 898 states and 1191 transitions. [2020-10-25 23:07:52,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:07:52,085 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2020-10-25 23:07:52,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:52,089 INFO L225 Difference]: With dead ends: 898 [2020-10-25 23:07:52,089 INFO L226 Difference]: Without dead ends: 649 [2020-10-25 23:07:52,090 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:07:52,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2020-10-25 23:07:52,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 413. [2020-10-25 23:07:52,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-10-25 23:07:52,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 540 transitions. [2020-10-25 23:07:52,172 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 540 transitions. Word has length 82 [2020-10-25 23:07:52,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:52,172 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 540 transitions. [2020-10-25 23:07:52,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:07:52,172 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 540 transitions. [2020-10-25 23:07:52,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-25 23:07:52,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:07:52,174 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:07:52,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-25 23:07:52,175 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:07:52,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:07:52,175 INFO L82 PathProgramCache]: Analyzing trace with hash -1847692915, now seen corresponding path program 1 times [2020-10-25 23:07:52,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:07:52,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489832919] [2020-10-25 23:07:52,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:07:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:07:52,266 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-25 23:07:52,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489832919] [2020-10-25 23:07:52,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:07:52,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:07:52,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011879964] [2020-10-25 23:07:52,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:07:52,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:07:52,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:07:52,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:07:52,273 INFO L87 Difference]: Start difference. First operand 413 states and 540 transitions. Second operand 5 states. [2020-10-25 23:07:52,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:07:52,404 INFO L93 Difference]: Finished difference Result 790 states and 1030 transitions. [2020-10-25 23:07:52,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:07:52,404 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2020-10-25 23:07:52,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:07:52,405 INFO L225 Difference]: With dead ends: 790 [2020-10-25 23:07:52,405 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 23:07:52,409 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 23:07:52,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 23:07:52,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 23:07:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 23:07:52,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 23:07:52,410 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2020-10-25 23:07:52,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:07:52,410 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 23:07:52,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:07:52,411 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 23:07:52,411 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 23:07:52,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-25 23:07:52,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 23:07:53,076 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 170 [2020-10-25 23:07:53,503 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 140 [2020-10-25 23:07:53,652 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 104 [2020-10-25 23:07:54,167 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 168 [2020-10-25 23:07:54,413 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 100 [2020-10-25 23:07:55,016 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 172 [2020-10-25 23:07:55,833 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 187 [2020-10-25 23:07:56,307 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 187 [2020-10-25 23:07:57,770 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 165 DAG size of output: 24 [2020-10-25 23:07:58,547 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 30 [2020-10-25 23:07:59,022 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 26 [2020-10-25 23:08:00,339 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 163 DAG size of output: 15 [2020-10-25 23:08:00,457 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 10 [2020-10-25 23:08:01,079 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2020-10-25 23:08:01,311 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 10 [2020-10-25 23:08:01,781 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 27 [2020-10-25 23:08:03,215 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 163 DAG size of output: 19 [2020-10-25 23:08:03,488 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 20 [2020-10-25 23:08:03,805 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 26 [2020-10-25 23:08:04,049 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 20 [2020-10-25 23:08:05,903 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 185 DAG size of output: 27 [2020-10-25 23:08:07,799 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 185 DAG size of output: 27 [2020-10-25 23:08:07,825 INFO L277 CegarLoopResult]: At program point L861(lines 842 864) the Hoare annotation is: true [2020-10-25 23:08:07,825 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:08:07,825 INFO L274 CegarLoopResult]: For program point L267(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,825 INFO L274 CegarLoopResult]: For program point L267-2(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,826 INFO L274 CegarLoopResult]: For program point L267-3(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,826 INFO L274 CegarLoopResult]: For program point L267-5(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,827 INFO L270 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~waterLevel~0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= 0 ~systemActive~0) .cse2 .cse1 .cse3) (and .cse0 .cse2 .cse1 .cse3))) [2020-10-25 23:08:07,828 INFO L274 CegarLoopResult]: For program point L267-6(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,828 INFO L270 CegarLoopResult]: At program point L69-1(lines 69 75) the Hoare annotation is: false [2020-10-25 23:08:07,828 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-25 23:08:07,828 INFO L274 CegarLoopResult]: For program point L267-8(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,828 INFO L270 CegarLoopResult]: At program point L69-2(lines 69 75) the Hoare annotation is: false [2020-10-25 23:08:07,828 INFO L274 CegarLoopResult]: For program point L267-9(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,828 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-25 23:08:07,828 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-25 23:08:07,828 INFO L274 CegarLoopResult]: For program point L267-11(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,828 INFO L274 CegarLoopResult]: For program point L267-12(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,828 INFO L274 CegarLoopResult]: For program point L267-14(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,829 INFO L274 CegarLoopResult]: For program point L267-15(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,831 INFO L270 CegarLoopResult]: At program point L730(lines 679 731) the Hoare annotation is: false [2020-10-25 23:08:07,831 INFO L274 CegarLoopResult]: For program point L267-17(lines 267 271) no Hoare annotation was computed. [2020-10-25 23:08:07,832 INFO L270 CegarLoopResult]: At program point L963(lines 954 967) the Hoare annotation is: false [2020-10-25 23:08:07,832 INFO L270 CegarLoopResult]: At program point L963-1(lines 954 967) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2020-10-25 23:08:07,832 INFO L270 CegarLoopResult]: At program point L963-2(lines 954 967) the Hoare annotation is: false [2020-10-25 23:08:07,832 INFO L270 CegarLoopResult]: At program point L963-3(lines 954 967) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2020-10-25 23:08:07,832 INFO L270 CegarLoopResult]: At program point L963-4(lines 954 967) the Hoare annotation is: false [2020-10-25 23:08:07,833 INFO L270 CegarLoopResult]: At program point L963-5(lines 954 967) the Hoare annotation is: false [2020-10-25 23:08:07,833 INFO L270 CegarLoopResult]: At program point L963-6(lines 954 967) the Hoare annotation is: false [2020-10-25 23:08:07,833 INFO L270 CegarLoopResult]: At program point L963-7(lines 954 967) the Hoare annotation is: false [2020-10-25 23:08:07,834 INFO L270 CegarLoopResult]: At program point L963-8(lines 954 967) the Hoare annotation is: false [2020-10-25 23:08:07,834 INFO L270 CegarLoopResult]: At program point L963-9(lines 954 967) the Hoare annotation is: false [2020-10-25 23:08:07,834 INFO L270 CegarLoopResult]: At program point L963-10(lines 954 967) the Hoare annotation is: false [2020-10-25 23:08:07,835 INFO L270 CegarLoopResult]: At program point L963-11(lines 954 967) the Hoare annotation is: false [2020-10-25 23:08:07,835 INFO L274 CegarLoopResult]: For program point L700(lines 700 706) no Hoare annotation was computed. [2020-10-25 23:08:07,835 INFO L270 CegarLoopResult]: At program point L700-1(lines 700 706) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (and .cse4 .cse1 .cse3) (and (= ~waterLevel~0 1) .cse4 .cse2 .cse3))) [2020-10-25 23:08:07,836 INFO L270 CegarLoopResult]: At program point L273(lines 258 276) the Hoare annotation is: (and (= |ULTIMATE.start_isLowWaterLevel_#res| 1) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~1 1) (= 1 ~systemActive~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~4 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-10-25 23:08:07,836 INFO L270 CegarLoopResult]: At program point L273-1(lines 258 276) the Hoare annotation is: false [2020-10-25 23:08:07,837 INFO L270 CegarLoopResult]: At program point L273-2(lines 258 276) the Hoare annotation is: false [2020-10-25 23:08:07,837 INFO L270 CegarLoopResult]: At program point L273-3(lines 258 276) the Hoare annotation is: false [2020-10-25 23:08:07,840 INFO L270 CegarLoopResult]: At program point L273-4(lines 258 276) the Hoare annotation is: false [2020-10-25 23:08:07,840 INFO L270 CegarLoopResult]: At program point L273-5(lines 258 276) the Hoare annotation is: false [2020-10-25 23:08:07,840 INFO L270 CegarLoopResult]: At program point L1000(lines 1 1011) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:08:07,841 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:08:07,841 INFO L274 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-10-25 23:08:07,841 INFO L274 CegarLoopResult]: For program point L870-1(line 870) no Hoare annotation was computed. [2020-10-25 23:08:07,841 INFO L274 CegarLoopResult]: For program point L870-2(line 870) no Hoare annotation was computed. [2020-10-25 23:08:07,841 INFO L274 CegarLoopResult]: For program point L905(lines 905 909) no Hoare annotation was computed. [2020-10-25 23:08:07,846 INFO L274 CegarLoopResult]: For program point L146(lines 146 163) no Hoare annotation was computed. [2020-10-25 23:08:07,846 INFO L274 CegarLoopResult]: For program point L146-1(lines 146 163) no Hoare annotation was computed. [2020-10-25 23:08:07,846 INFO L274 CegarLoopResult]: For program point L146-2(lines 146 163) no Hoare annotation was computed. [2020-10-25 23:08:07,847 INFO L270 CegarLoopResult]: At program point L973(lines 968 976) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-10-25 23:08:07,847 INFO L270 CegarLoopResult]: At program point L973-1(lines 968 976) the Hoare annotation is: false [2020-10-25 23:08:07,847 INFO L270 CegarLoopResult]: At program point L973-2(lines 968 976) the Hoare annotation is: false [2020-10-25 23:08:07,847 INFO L270 CegarLoopResult]: At program point L973-3(lines 968 976) the Hoare annotation is: false [2020-10-25 23:08:07,847 INFO L270 CegarLoopResult]: At program point L973-4(lines 968 976) the Hoare annotation is: false [2020-10-25 23:08:07,848 INFO L270 CegarLoopResult]: At program point L973-5(lines 968 976) the Hoare annotation is: false [2020-10-25 23:08:07,848 INFO L274 CegarLoopResult]: For program point L710(lines 710 725) no Hoare annotation was computed. [2020-10-25 23:08:07,848 INFO L274 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2020-10-25 23:08:07,848 INFO L270 CegarLoopResult]: At program point L281-1(lines 281 287) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-10-25 23:08:07,848 INFO L274 CegarLoopResult]: For program point L248(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,848 INFO L274 CegarLoopResult]: For program point L248-2(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,848 INFO L274 CegarLoopResult]: For program point L248-3(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,849 INFO L274 CegarLoopResult]: For program point L248-5(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,849 INFO L274 CegarLoopResult]: For program point L248-6(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,849 INFO L270 CegarLoopResult]: At program point L1008(lines 1003 1011) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:08:07,849 INFO L274 CegarLoopResult]: For program point L248-8(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,849 INFO L274 CegarLoopResult]: For program point L248-9(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,849 INFO L274 CegarLoopResult]: For program point L248-11(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,850 INFO L274 CegarLoopResult]: For program point L248-12(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,851 INFO L274 CegarLoopResult]: For program point L248-14(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,851 INFO L274 CegarLoopResult]: For program point L248-15(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,852 INFO L274 CegarLoopResult]: For program point L248-17(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,853 INFO L274 CegarLoopResult]: For program point L248-18(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,853 INFO L274 CegarLoopResult]: For program point L248-20(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,853 INFO L274 CegarLoopResult]: For program point L248-21(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,853 INFO L274 CegarLoopResult]: For program point L248-23(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,853 INFO L274 CegarLoopResult]: For program point L248-24(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,854 INFO L274 CegarLoopResult]: For program point L248-26(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,854 INFO L274 CegarLoopResult]: For program point L248-27(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,854 INFO L274 CegarLoopResult]: For program point L248-29(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,854 INFO L274 CegarLoopResult]: For program point L248-30(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,855 INFO L274 CegarLoopResult]: For program point L248-32(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,855 INFO L274 CegarLoopResult]: For program point L248-33(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,855 INFO L274 CegarLoopResult]: For program point L150(lines 150 158) no Hoare annotation was computed. [2020-10-25 23:08:07,855 INFO L274 CegarLoopResult]: For program point L150-1(lines 150 158) no Hoare annotation was computed. [2020-10-25 23:08:07,855 INFO L274 CegarLoopResult]: For program point L248-35(lines 248 252) no Hoare annotation was computed. [2020-10-25 23:08:07,855 INFO L274 CegarLoopResult]: For program point L150-2(lines 150 158) no Hoare annotation was computed. [2020-10-25 23:08:07,856 INFO L270 CegarLoopResult]: At program point L778-2(lines 778 792) the Hoare annotation is: false [2020-10-25 23:08:07,856 INFO L274 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2020-10-25 23:08:07,856 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 23:08:07,856 INFO L274 CegarLoopResult]: For program point L681(lines 680 729) no Hoare annotation was computed. [2020-10-25 23:08:07,856 INFO L274 CegarLoopResult]: For program point L120(lines 120 137) no Hoare annotation was computed. [2020-10-25 23:08:07,856 INFO L274 CegarLoopResult]: For program point L120-1(lines 120 137) no Hoare annotation was computed. [2020-10-25 23:08:07,857 INFO L274 CegarLoopResult]: For program point L120-2(lines 120 137) no Hoare annotation was computed. [2020-10-25 23:08:07,857 INFO L274 CegarLoopResult]: For program point L120-3(lines 120 137) no Hoare annotation was computed. [2020-10-25 23:08:07,858 INFO L274 CegarLoopResult]: For program point L120-4(lines 120 137) no Hoare annotation was computed. [2020-10-25 23:08:07,858 INFO L274 CegarLoopResult]: For program point L120-5(lines 120 137) no Hoare annotation was computed. [2020-10-25 23:08:07,858 INFO L274 CegarLoopResult]: For program point L682(lines 682 686) no Hoare annotation was computed. [2020-10-25 23:08:07,858 INFO L274 CegarLoopResult]: For program point L881(lines 881 885) no Hoare annotation was computed. [2020-10-25 23:08:07,858 INFO L274 CegarLoopResult]: For program point L881-3(lines 881 885) no Hoare annotation was computed. [2020-10-25 23:08:07,858 INFO L274 CegarLoopResult]: For program point L782(lines 782 786) no Hoare annotation was computed. [2020-10-25 23:08:07,859 INFO L274 CegarLoopResult]: For program point L749(lines 749 762) no Hoare annotation was computed. [2020-10-25 23:08:07,859 INFO L274 CegarLoopResult]: For program point L782-1(lines 62 68) no Hoare annotation was computed. [2020-10-25 23:08:07,859 INFO L270 CegarLoopResult]: At program point L749-1(lines 1 1011) the Hoare annotation is: (let ((.cse5 (<= 1 ~waterLevel~0)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse2 .cse3) (and (= 0 ~systemActive~0) .cse4 .cse1 .cse5 .cse2 .cse3) (and (= ~waterLevel~0 1) .cse0 .cse4 .cse1))) [2020-10-25 23:08:07,859 INFO L274 CegarLoopResult]: For program point L749-2(lines 749 762) no Hoare annotation was computed. [2020-10-25 23:08:07,859 INFO L274 CegarLoopResult]: For program point L881-6(lines 881 885) no Hoare annotation was computed. [2020-10-25 23:08:07,860 INFO L270 CegarLoopResult]: At program point L749-3(lines 1 1011) the Hoare annotation is: false [2020-10-25 23:08:07,860 INFO L274 CegarLoopResult]: For program point L749-4(lines 749 762) no Hoare annotation was computed. [2020-10-25 23:08:07,860 INFO L270 CegarLoopResult]: At program point L749-5(lines 1 1011) the Hoare annotation is: false [2020-10-25 23:08:07,860 INFO L270 CegarLoopResult]: At program point L254(lines 239 257) the Hoare annotation is: false [2020-10-25 23:08:07,860 INFO L270 CegarLoopResult]: At program point L254-1(lines 239 257) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 1) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)))) [2020-10-25 23:08:07,861 INFO L270 CegarLoopResult]: At program point L254-2(lines 239 257) the Hoare annotation is: false [2020-10-25 23:08:07,861 INFO L270 CegarLoopResult]: At program point L254-3(lines 239 257) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 1) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)))) [2020-10-25 23:08:07,861 INFO L270 CegarLoopResult]: At program point L254-4(lines 239 257) the Hoare annotation is: false [2020-10-25 23:08:07,861 INFO L270 CegarLoopResult]: At program point L254-5(lines 239 257) the Hoare annotation is: false [2020-10-25 23:08:07,861 INFO L270 CegarLoopResult]: At program point L254-6(lines 239 257) the Hoare annotation is: false [2020-10-25 23:08:07,861 INFO L270 CegarLoopResult]: At program point L254-7(lines 239 257) the Hoare annotation is: false [2020-10-25 23:08:07,862 INFO L270 CegarLoopResult]: At program point L254-8(lines 239 257) the Hoare annotation is: false [2020-10-25 23:08:07,862 INFO L270 CegarLoopResult]: At program point L254-9(lines 239 257) the Hoare annotation is: false [2020-10-25 23:08:07,862 INFO L270 CegarLoopResult]: At program point L254-10(lines 239 257) the Hoare annotation is: false [2020-10-25 23:08:07,862 INFO L270 CegarLoopResult]: At program point L254-11(lines 239 257) the Hoare annotation is: false [2020-10-25 23:08:07,862 INFO L274 CegarLoopResult]: For program point L718(lines 718 724) no Hoare annotation was computed. [2020-10-25 23:08:07,862 INFO L270 CegarLoopResult]: At program point L718-1(lines 62 68) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= 0 ~systemActive~0) .cse0 .cse1 (<= 1 ~waterLevel~0)) (and .cse2 (<= 2 ~waterLevel~0) .cse1) (and (= ~waterLevel~0 1) .cse2 .cse0 .cse1))) [2020-10-25 23:08:07,863 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 23:08:07,863 INFO L270 CegarLoopResult]: At program point L190(lines 183 193) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-10-25 23:08:07,863 INFO L270 CegarLoopResult]: At program point L190-1(lines 183 193) the Hoare annotation is: false [2020-10-25 23:08:07,863 INFO L274 CegarLoopResult]: For program point L124(lines 124 132) no Hoare annotation was computed. [2020-10-25 23:08:07,863 INFO L270 CegarLoopResult]: At program point L190-2(lines 183 193) the Hoare annotation is: false [2020-10-25 23:08:07,863 INFO L274 CegarLoopResult]: For program point L124-1(lines 124 132) no Hoare annotation was computed. [2020-10-25 23:08:07,864 INFO L274 CegarLoopResult]: For program point L124-2(lines 124 132) no Hoare annotation was computed. [2020-10-25 23:08:07,864 INFO L274 CegarLoopResult]: For program point L124-3(lines 124 132) no Hoare annotation was computed. [2020-10-25 23:08:07,864 INFO L274 CegarLoopResult]: For program point L124-4(lines 124 132) no Hoare annotation was computed. [2020-10-25 23:08:07,864 INFO L274 CegarLoopResult]: For program point L124-5(lines 124 132) no Hoare annotation was computed. [2020-10-25 23:08:07,864 INFO L270 CegarLoopResult]: At program point L950(lines 945 953) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse4 .cse2) (and (= 0 ~systemActive~0) .cse3 .cse1 .cse4 .cse2))) [2020-10-25 23:08:07,865 INFO L270 CegarLoopResult]: At program point L950-1(lines 945 953) the Hoare annotation is: false [2020-10-25 23:08:07,865 INFO L270 CegarLoopResult]: At program point L950-2(lines 945 953) the Hoare annotation is: false [2020-10-25 23:08:07,865 INFO L270 CegarLoopResult]: At program point L918(lines 913 921) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-10-25 23:08:07,865 INFO L270 CegarLoopResult]: At program point L918-1(lines 913 921) the Hoare annotation is: false [2020-10-25 23:08:07,865 INFO L274 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2020-10-25 23:08:07,865 INFO L270 CegarLoopResult]: At program point L918-2(lines 913 921) the Hoare annotation is: false [2020-10-25 23:08:07,866 INFO L277 CegarLoopResult]: At program point L852-1(lines 852 859) the Hoare annotation is: true [2020-10-25 23:08:07,866 INFO L274 CegarLoopResult]: For program point L753(lines 753 759) no Hoare annotation was computed. [2020-10-25 23:08:07,866 INFO L274 CegarLoopResult]: For program point L753-2(lines 753 759) no Hoare annotation was computed. [2020-10-25 23:08:07,866 INFO L274 CegarLoopResult]: For program point L753-4(lines 753 759) no Hoare annotation was computed. [2020-10-25 23:08:07,866 INFO L274 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,866 INFO L274 CegarLoopResult]: For program point L94-1(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,867 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 23:08:07,867 INFO L274 CegarLoopResult]: For program point L94-2(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,867 INFO L274 CegarLoopResult]: For program point L94-3(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,867 INFO L274 CegarLoopResult]: For program point L94-4(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,867 INFO L274 CegarLoopResult]: For program point L94-5(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,867 INFO L274 CegarLoopResult]: For program point L94-6(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,867 INFO L274 CegarLoopResult]: For program point L94-7(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,868 INFO L274 CegarLoopResult]: For program point L94-8(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,868 INFO L274 CegarLoopResult]: For program point L94-9(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,868 INFO L274 CegarLoopResult]: For program point L94-10(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,868 INFO L274 CegarLoopResult]: For program point L94-11(lines 94 111) no Hoare annotation was computed. [2020-10-25 23:08:07,868 INFO L270 CegarLoopResult]: At program point L62(lines 61 80) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~waterLevel~0))) (or (and (= 0 ~systemActive~0) (= ~pumpRunning~0 0) .cse0 .cse1) (and (= 1 ~systemActive~0) .cse0 .cse1))) [2020-10-25 23:08:07,868 INFO L274 CegarLoopResult]: For program point L62-1(lines 62 68) no Hoare annotation was computed. [2020-10-25 23:08:07,869 INFO L270 CegarLoopResult]: At program point L62-2(lines 61 80) the Hoare annotation is: false [2020-10-25 23:08:07,869 INFO L270 CegarLoopResult]: At program point L62-3(lines 61 80) the Hoare annotation is: false [2020-10-25 23:08:07,869 INFO L274 CegarLoopResult]: For program point L690(lines 690 696) no Hoare annotation was computed. [2020-10-25 23:08:07,869 INFO L270 CegarLoopResult]: At program point L690-1(lines 690 696) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (and .cse4 .cse1 .cse3) (and (= ~waterLevel~0 1) .cse4 .cse2 .cse3))) [2020-10-25 23:08:07,869 INFO L274 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,869 INFO L274 CegarLoopResult]: For program point L98-1(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,870 INFO L274 CegarLoopResult]: For program point L98-2(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,870 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 23:08:07,870 INFO L274 CegarLoopResult]: For program point L98-3(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,870 INFO L274 CegarLoopResult]: For program point L98-4(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,870 INFO L274 CegarLoopResult]: For program point L98-5(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,870 INFO L274 CegarLoopResult]: For program point L98-6(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,871 INFO L274 CegarLoopResult]: For program point L98-7(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,871 INFO L274 CegarLoopResult]: For program point L98-8(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,871 INFO L274 CegarLoopResult]: For program point L98-9(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,871 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:08:07,871 INFO L274 CegarLoopResult]: For program point L98-10(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,871 INFO L274 CegarLoopResult]: For program point L98-11(lines 98 106) no Hoare annotation was computed. [2020-10-25 23:08:07,872 INFO L274 CegarLoopResult]: For program point L958(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,872 INFO L274 CegarLoopResult]: For program point L958-1(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,872 INFO L274 CegarLoopResult]: For program point L958-2(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,872 INFO L274 CegarLoopResult]: For program point L958-3(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,872 INFO L270 CegarLoopResult]: At program point L826(lines 822 828) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:08:07,872 INFO L274 CegarLoopResult]: For program point L958-4(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,873 INFO L274 CegarLoopResult]: For program point L958-5(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,873 INFO L274 CegarLoopResult]: For program point L958-6(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,873 INFO L274 CegarLoopResult]: For program point L958-7(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,873 INFO L274 CegarLoopResult]: For program point L958-8(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,874 INFO L274 CegarLoopResult]: For program point L958-9(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,874 INFO L274 CegarLoopResult]: For program point L958-10(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,875 INFO L274 CegarLoopResult]: For program point L958-11(lines 958 964) no Hoare annotation was computed. [2020-10-25 23:08:07,875 INFO L270 CegarLoopResult]: At program point L199(lines 194 202) the Hoare annotation is: false [2020-10-25 23:08:07,875 INFO L270 CegarLoopResult]: At program point L199-1(lines 194 202) the Hoare annotation is: false [2020-10-25 23:08:07,875 INFO L270 CegarLoopResult]: At program point L199-2(lines 194 202) the Hoare annotation is: false [2020-10-25 23:08:07,875 INFO L274 CegarLoopResult]: For program point L893(lines 893 897) no Hoare annotation was computed. [2020-10-25 23:08:07,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 11:08:07 BoogieIcfgContainer [2020-10-25 23:08:07,939 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 23:08:07,940 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 23:08:07,941 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 23:08:07,941 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 23:08:07,942 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:07:46" (3/4) ... [2020-10-25 23:08:07,946 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 23:08:07,982 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-25 23:08:07,985 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-25 23:08:07,987 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-25 23:08:07,990 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-25 23:08:07,992 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-25 23:08:07,994 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:08:07,996 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:08:08,033 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && 1 <= tmp) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:08,035 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:08,037 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:08,039 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2020-10-25 23:08:08,042 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) [2020-10-25 23:08:08,051 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:08,055 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) [2020-10-25 23:08:08,056 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel [2020-10-25 23:08:08,057 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:08,057 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp___0 == 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel [2020-10-25 23:08:08,057 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) [2020-10-25 23:08:08,173 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 23:08:08,174 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 23:08:08,175 INFO L168 Benchmark]: Toolchain (without parser) took 23350.95 ms. Allocated memory was 52.4 MB in the beginning and 272.6 MB in the end (delta: 220.2 MB). Free memory was 34.9 MB in the beginning and 118.3 MB in the end (delta: -83.4 MB). Peak memory consumption was 139.7 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:08,175 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 52.4 MB. Free memory is still 37.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 23:08:08,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.40 ms. Allocated memory is still 52.4 MB. Free memory was 34.3 MB in the beginning and 23.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:08,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.16 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 23.5 MB in the beginning and 42.8 MB in the end (delta: -19.3 MB). Peak memory consumption was 2.9 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:08,177 INFO L168 Benchmark]: Boogie Preprocessor took 98.87 ms. Allocated memory is still 62.9 MB. Free memory was 42.8 MB in the beginning and 39.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:08,177 INFO L168 Benchmark]: RCFGBuilder took 1327.76 ms. Allocated memory is still 62.9 MB. Free memory was 39.2 MB in the beginning and 35.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:08,177 INFO L168 Benchmark]: TraceAbstraction took 20938.36 ms. Allocated memory was 62.9 MB in the beginning and 272.6 MB in the end (delta: 209.7 MB). Free memory was 34.3 MB in the beginning and 134.0 MB in the end (delta: -99.7 MB). Peak memory consumption was 161.1 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:08,178 INFO L168 Benchmark]: Witness Printer took 234.28 ms. Allocated memory is still 272.6 MB. Free memory was 134.0 MB in the beginning and 118.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:08,180 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 52.4 MB. Free memory is still 37.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 638.40 ms. Allocated memory is still 52.4 MB. Free memory was 34.3 MB in the beginning and 23.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.16 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 23.5 MB in the beginning and 42.8 MB in the end (delta: -19.3 MB). Peak memory consumption was 2.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 98.87 ms. Allocated memory is still 62.9 MB. Free memory was 42.8 MB in the beginning and 39.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1327.76 ms. Allocated memory is still 62.9 MB. Free memory was 39.2 MB in the beginning and 35.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20938.36 ms. Allocated memory was 62.9 MB in the beginning and 272.6 MB in the end (delta: 209.7 MB). Free memory was 34.3 MB in the beginning and 134.0 MB in the end (delta: -99.7 MB). Peak memory consumption was 161.1 MB. Max. memory is 16.1 GB. * Witness Printer took 234.28 ms. Allocated memory is still 272.6 MB. Free memory was 134.0 MB in the beginning and 118.3 MB in the end (delta: 15.7 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: 69]: Loop Invariant Derived loop invariant: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && 1 <= tmp) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: ((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: (1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: (1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: (((((\result == 1 && tmp___0 == 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1003]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 194 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.3s, OverallIterations: 15, TraceHistogramMax: 3, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2229 SDtfs, 2539 SDslu, 3347 SDs, 0 SdLazy, 475 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=413occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 2309 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 218 NumberOfFragments, 642 HoareAnnotationTreeSize, 68 FomulaSimplifications, 2526335 FormulaSimplificationTreeSizeReduction, 3.8s HoareSimplificationTime, 68 FomulaSimplificationsInter, 541823 FormulaSimplificationTreeSizeReductionInter, 11.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 662 NumberOfCodeBlocks, 662 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 646 ConstructedInterpolants, 0 QuantifiedInterpolants, 50478 SizeOfPredicates, 4 NumberOfNonLiveVariables, 444 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 186/192 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...