./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer --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 c5548a4f9ab372783c382dbed65951e6f378a572 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:16:49,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:16:49,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:16:49,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:16:49,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:16:49,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:16:49,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:16:49,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:16:49,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:16:49,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:16:49,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:16:49,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:16:49,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:16:49,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:16:49,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:16:49,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:16:49,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:16:49,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:16:49,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:16:49,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:16:49,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:16:49,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:16:49,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:16:49,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:16:49,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:16:49,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:16:49,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:16:49,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:16:49,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:16:49,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:16:49,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:16:49,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:16:49,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:16:49,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:16:49,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:16:49,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:16:49,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:16:49,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:16:49,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:16:49,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:16:49,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:16:49,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:16:49,855 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:16:49,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:16:49,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:16:49,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:16:49,860 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:16:49,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:16:49,861 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:16:49,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:16:49,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:16:49,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:16:49,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:16:49,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:16:49,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:16:49,863 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:16:49,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:16:49,863 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:16:49,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:16:49,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:16:49,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:16:49,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:16:49,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:16:49,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:16:49,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:16:49,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:16:49,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:16:49,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:16:49,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:16:49,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:16:49,866 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:16:49,866 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:/tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5548a4f9ab372783c382dbed65951e6f378a572 [2020-11-28 03:16:50,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:16:50,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:16:50,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:16:50,208 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:16:50,209 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:16:50,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c [2020-11-28 03:16:50,296 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/data/0473a5fcd/3a1eb28c6bc248e8925da6a122646759/FLAGbfd395ab8 [2020-11-28 03:16:50,909 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:16:50,909 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c [2020-11-28 03:16:50,921 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/data/0473a5fcd/3a1eb28c6bc248e8925da6a122646759/FLAGbfd395ab8 [2020-11-28 03:16:51,194 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/data/0473a5fcd/3a1eb28c6bc248e8925da6a122646759 [2020-11-28 03:16:51,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:16:51,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:16:51,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:16:51,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:16:51,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:16:51,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73b0b903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51, skipping insertion in model container [2020-11-28 03:16:51,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:16:51,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:16:51,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:16:51,652 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:16:51,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:16:51,771 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:16:51,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51 WrapperNode [2020-11-28 03:16:51,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:16:51,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:16:51,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:16:51,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:16:51,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:16:51,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:16:51,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:16:51,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:16:51,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (1/1) ... [2020-11-28 03:16:51,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:16:51,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:16:51,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:16:51,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:16:51,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/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 [2020-11-28 03:16:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:16:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:16:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:16:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:16:53,186 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:16:53,187 INFO L298 CfgBuilder]: Removed 180 assume(true) statements. [2020-11-28 03:16:53,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:16:53 BoogieIcfgContainer [2020-11-28 03:16:53,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:16:53,194 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:16:53,195 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:16:53,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:16:53,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:16:51" (1/3) ... [2020-11-28 03:16:53,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@570a872f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:16:53, skipping insertion in model container [2020-11-28 03:16:53,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:16:51" (2/3) ... [2020-11-28 03:16:53,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@570a872f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:16:53, skipping insertion in model container [2020-11-28 03:16:53,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:16:53" (3/3) ... [2020-11-28 03:16:53,203 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product51.cil.c [2020-11-28 03:16:53,214 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:16:53,220 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:16:53,229 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:16:53,255 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:16:53,256 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:16:53,256 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:16:53,256 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:16:53,256 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:16:53,257 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:16:53,257 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:16:53,257 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:16:53,275 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states. [2020-11-28 03:16:53,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 03:16:53,281 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:53,282 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:16:53,282 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:53,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:53,287 INFO L82 PathProgramCache]: Analyzing trace with hash 765076384, now seen corresponding path program 1 times [2020-11-28 03:16:53,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:53,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806807364] [2020-11-28 03:16:53,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:53,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:53,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806807364] [2020-11-28 03:16:53,589 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:16:53,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:16:53,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285202841] [2020-11-28 03:16:53,594 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:16:53,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:53,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:16:53,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:16:53,611 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 2 states. [2020-11-28 03:16:53,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:53,643 INFO L93 Difference]: Finished difference Result 252 states and 379 transitions. [2020-11-28 03:16:53,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:16:53,645 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-28 03:16:53,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:53,656 INFO L225 Difference]: With dead ends: 252 [2020-11-28 03:16:53,659 INFO L226 Difference]: Without dead ends: 124 [2020-11-28 03:16:53,669 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 [2020-11-28 03:16:53,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-11-28 03:16:53,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2020-11-28 03:16:53,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-11-28 03:16:53,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2020-11-28 03:16:53,741 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 19 [2020-11-28 03:16:53,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:53,741 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2020-11-28 03:16:53,741 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:16:53,742 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2020-11-28 03:16:53,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 03:16:53,743 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:53,743 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:16:53,743 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:16:53,744 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:53,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:53,744 INFO L82 PathProgramCache]: Analyzing trace with hash 2137107756, now seen corresponding path program 1 times [2020-11-28 03:16:53,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:53,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728253498] [2020-11-28 03:16:53,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:53,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:53,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728253498] [2020-11-28 03:16:53,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:16:53,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:16:53,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536402438] [2020-11-28 03:16:53,899 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:16:53,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:53,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:16:53,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:16:53,900 INFO L87 Difference]: Start difference. First operand 124 states and 180 transitions. Second operand 3 states. [2020-11-28 03:16:53,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:53,919 INFO L93 Difference]: Finished difference Result 124 states and 180 transitions. [2020-11-28 03:16:53,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:16:53,920 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-11-28 03:16:53,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:53,921 INFO L225 Difference]: With dead ends: 124 [2020-11-28 03:16:53,921 INFO L226 Difference]: Without dead ends: 53 [2020-11-28 03:16:53,922 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 [2020-11-28 03:16:53,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-11-28 03:16:53,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-11-28 03:16:53,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-28 03:16:53,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2020-11-28 03:16:53,928 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 20 [2020-11-28 03:16:53,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:53,929 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2020-11-28 03:16:53,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:16:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2020-11-28 03:16:53,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 03:16:53,930 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:53,930 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] [2020-11-28 03:16:53,931 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:16:53,931 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:53,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:53,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1773395585, now seen corresponding path program 1 times [2020-11-28 03:16:53,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:53,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293409471] [2020-11-28 03:16:53,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:54,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:54,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293409471] [2020-11-28 03:16:54,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:16:54,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:16:54,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498352346] [2020-11-28 03:16:54,042 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:16:54,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:54,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:16:54,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:16:54,043 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2020-11-28 03:16:54,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:54,084 INFO L93 Difference]: Finished difference Result 145 states and 214 transitions. [2020-11-28 03:16:54,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:16:54,086 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-28 03:16:54,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:54,088 INFO L225 Difference]: With dead ends: 145 [2020-11-28 03:16:54,092 INFO L226 Difference]: Without dead ends: 99 [2020-11-28 03:16:54,093 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 [2020-11-28 03:16:54,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-11-28 03:16:54,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2020-11-28 03:16:54,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-11-28 03:16:54,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 140 transitions. [2020-11-28 03:16:54,118 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 140 transitions. Word has length 26 [2020-11-28 03:16:54,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:54,119 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 140 transitions. [2020-11-28 03:16:54,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:16:54,119 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 140 transitions. [2020-11-28 03:16:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 03:16:54,120 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:54,120 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:16:54,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:16:54,120 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:54,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:54,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1811224639, now seen corresponding path program 1 times [2020-11-28 03:16:54,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:54,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456741517] [2020-11-28 03:16:54,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:54,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:54,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456741517] [2020-11-28 03:16:54,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:16:54,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:16:54,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529771527] [2020-11-28 03:16:54,206 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:16:54,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:54,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:16:54,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:16:54,208 INFO L87 Difference]: Start difference. First operand 95 states and 140 transitions. Second operand 3 states. [2020-11-28 03:16:54,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:54,267 INFO L93 Difference]: Finished difference Result 230 states and 343 transitions. [2020-11-28 03:16:54,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:16:54,267 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-11-28 03:16:54,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:54,269 INFO L225 Difference]: With dead ends: 230 [2020-11-28 03:16:54,269 INFO L226 Difference]: Without dead ends: 142 [2020-11-28 03:16:54,270 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 [2020-11-28 03:16:54,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-11-28 03:16:54,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2020-11-28 03:16:54,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-11-28 03:16:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 202 transitions. [2020-11-28 03:16:54,287 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 202 transitions. Word has length 28 [2020-11-28 03:16:54,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:54,287 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 202 transitions. [2020-11-28 03:16:54,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:16:54,287 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 202 transitions. [2020-11-28 03:16:54,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 03:16:54,289 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:54,289 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:16:54,289 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:16:54,289 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:54,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:54,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1504916170, now seen corresponding path program 1 times [2020-11-28 03:16:54,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:54,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854382307] [2020-11-28 03:16:54,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:54,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:54,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854382307] [2020-11-28 03:16:54,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:16:54,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:16:54,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117919674] [2020-11-28 03:16:54,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:16:54,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:54,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:16:54,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:16:54,384 INFO L87 Difference]: Start difference. First operand 140 states and 202 transitions. Second operand 5 states. [2020-11-28 03:16:54,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:54,597 INFO L93 Difference]: Finished difference Result 487 states and 703 transitions. [2020-11-28 03:16:54,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:16:54,597 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-11-28 03:16:54,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:54,600 INFO L225 Difference]: With dead ends: 487 [2020-11-28 03:16:54,600 INFO L226 Difference]: Without dead ends: 354 [2020-11-28 03:16:54,602 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 [2020-11-28 03:16:54,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2020-11-28 03:16:54,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 138. [2020-11-28 03:16:54,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-11-28 03:16:54,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 196 transitions. [2020-11-28 03:16:54,635 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 196 transitions. Word has length 29 [2020-11-28 03:16:54,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:54,636 INFO L481 AbstractCegarLoop]: Abstraction has 138 states and 196 transitions. [2020-11-28 03:16:54,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:16:54,636 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 196 transitions. [2020-11-28 03:16:54,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:16:54,640 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:54,641 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:16:54,641 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:16:54,641 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:54,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:54,642 INFO L82 PathProgramCache]: Analyzing trace with hash 1415533294, now seen corresponding path program 1 times [2020-11-28 03:16:54,643 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:54,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402834466] [2020-11-28 03:16:54,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:54,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:54,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402834466] [2020-11-28 03:16:54,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:16:54,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:16:54,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822497035] [2020-11-28 03:16:54,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:16:54,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:54,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:16:54,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:16:54,747 INFO L87 Difference]: Start difference. First operand 138 states and 196 transitions. Second operand 5 states. [2020-11-28 03:16:54,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:54,828 INFO L93 Difference]: Finished difference Result 371 states and 521 transitions. [2020-11-28 03:16:54,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:16:54,828 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-28 03:16:54,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:54,830 INFO L225 Difference]: With dead ends: 371 [2020-11-28 03:16:54,831 INFO L226 Difference]: Without dead ends: 240 [2020-11-28 03:16:54,832 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 [2020-11-28 03:16:54,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-11-28 03:16:54,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 150. [2020-11-28 03:16:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-11-28 03:16:54,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 208 transitions. [2020-11-28 03:16:54,846 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 208 transitions. Word has length 34 [2020-11-28 03:16:54,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:54,847 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 208 transitions. [2020-11-28 03:16:54,847 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:16:54,847 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2020-11-28 03:16:54,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:16:54,849 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:54,849 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:16:54,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:16:54,849 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:54,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:54,850 INFO L82 PathProgramCache]: Analyzing trace with hash 2116597872, now seen corresponding path program 1 times [2020-11-28 03:16:54,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:54,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572440926] [2020-11-28 03:16:54,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:54,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:54,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572440926] [2020-11-28 03:16:54,907 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:16:54,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:16:54,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562021650] [2020-11-28 03:16:54,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:16:54,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:54,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:16:54,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:16:54,909 INFO L87 Difference]: Start difference. First operand 150 states and 208 transitions. Second operand 5 states. [2020-11-28 03:16:55,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:55,054 INFO L93 Difference]: Finished difference Result 414 states and 564 transitions. [2020-11-28 03:16:55,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:16:55,054 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-28 03:16:55,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:55,056 INFO L225 Difference]: With dead ends: 414 [2020-11-28 03:16:55,056 INFO L226 Difference]: Without dead ends: 271 [2020-11-28 03:16:55,057 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 [2020-11-28 03:16:55,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2020-11-28 03:16:55,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 158. [2020-11-28 03:16:55,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-11-28 03:16:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 216 transitions. [2020-11-28 03:16:55,070 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 216 transitions. Word has length 34 [2020-11-28 03:16:55,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:55,071 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 216 transitions. [2020-11-28 03:16:55,071 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:16:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 216 transitions. [2020-11-28 03:16:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:16:55,072 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:55,072 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:16:55,072 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:16:55,072 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:55,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:55,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1529791858, now seen corresponding path program 1 times [2020-11-28 03:16:55,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:55,073 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231853798] [2020-11-28 03:16:55,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:55,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:55,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231853798] [2020-11-28 03:16:55,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:16:55,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:16:55,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478677643] [2020-11-28 03:16:55,127 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:16:55,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:55,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:16:55,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:16:55,128 INFO L87 Difference]: Start difference. First operand 158 states and 216 transitions. Second operand 3 states. [2020-11-28 03:16:55,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:55,165 INFO L93 Difference]: Finished difference Result 367 states and 500 transitions. [2020-11-28 03:16:55,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:16:55,165 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-11-28 03:16:55,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:55,167 INFO L225 Difference]: With dead ends: 367 [2020-11-28 03:16:55,167 INFO L226 Difference]: Without dead ends: 216 [2020-11-28 03:16:55,168 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 [2020-11-28 03:16:55,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-11-28 03:16:55,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2020-11-28 03:16:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-11-28 03:16:55,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 287 transitions. [2020-11-28 03:16:55,192 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 287 transitions. Word has length 34 [2020-11-28 03:16:55,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:55,192 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 287 transitions. [2020-11-28 03:16:55,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:16:55,193 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 287 transitions. [2020-11-28 03:16:55,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-28 03:16:55,195 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:55,196 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:16:55,196 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:16:55,197 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:55,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:55,198 INFO L82 PathProgramCache]: Analyzing trace with hash 133845682, now seen corresponding path program 1 times [2020-11-28 03:16:55,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:55,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35307568] [2020-11-28 03:16:55,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:55,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35307568] [2020-11-28 03:16:55,377 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:16:55,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:16:55,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507714533] [2020-11-28 03:16:55,378 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 03:16:55,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:55,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:16:55,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:16:55,379 INFO L87 Difference]: Start difference. First operand 216 states and 287 transitions. Second operand 7 states. [2020-11-28 03:16:55,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:55,777 INFO L93 Difference]: Finished difference Result 1063 states and 1448 transitions. [2020-11-28 03:16:55,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:16:55,778 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 35 [2020-11-28 03:16:55,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:55,785 INFO L225 Difference]: With dead ends: 1063 [2020-11-28 03:16:55,785 INFO L226 Difference]: Without dead ends: 912 [2020-11-28 03:16:55,786 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:16:55,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2020-11-28 03:16:55,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 380. [2020-11-28 03:16:55,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-11-28 03:16:55,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 503 transitions. [2020-11-28 03:16:55,829 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 503 transitions. Word has length 35 [2020-11-28 03:16:55,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:55,830 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 503 transitions. [2020-11-28 03:16:55,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 03:16:55,830 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 503 transitions. [2020-11-28 03:16:55,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 03:16:55,831 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:55,831 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] [2020-11-28 03:16:55,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:16:55,832 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:55,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:55,833 INFO L82 PathProgramCache]: Analyzing trace with hash 798985786, now seen corresponding path program 1 times [2020-11-28 03:16:55,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:55,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110157099] [2020-11-28 03:16:55,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:55,892 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:16:55,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110157099] [2020-11-28 03:16:55,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:16:55,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:16:55,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639949700] [2020-11-28 03:16:55,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:16:55,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:55,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:16:55,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:16:55,895 INFO L87 Difference]: Start difference. First operand 380 states and 503 transitions. Second operand 3 states. [2020-11-28 03:16:55,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:55,972 INFO L93 Difference]: Finished difference Result 455 states and 601 transitions. [2020-11-28 03:16:55,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:16:55,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-11-28 03:16:55,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:55,978 INFO L225 Difference]: With dead ends: 455 [2020-11-28 03:16:55,978 INFO L226 Difference]: Without dead ends: 190 [2020-11-28 03:16:55,979 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 [2020-11-28 03:16:55,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2020-11-28 03:16:55,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 190. [2020-11-28 03:16:55,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-11-28 03:16:55,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 241 transitions. [2020-11-28 03:16:55,997 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 241 transitions. Word has length 54 [2020-11-28 03:16:55,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:55,997 INFO L481 AbstractCegarLoop]: Abstraction has 190 states and 241 transitions. [2020-11-28 03:16:55,997 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:16:55,997 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 241 transitions. [2020-11-28 03:16:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-28 03:16:56,012 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:16:56,012 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:16:56,013 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 03:16:56,013 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:16:56,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:16:56,014 INFO L82 PathProgramCache]: Analyzing trace with hash 257573148, now seen corresponding path program 1 times [2020-11-28 03:16:56,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:16:56,014 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337256786] [2020-11-28 03:16:56,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:16:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:56,119 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:56,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337256786] [2020-11-28 03:16:56,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866799399] [2020-11-28 03:16:56,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/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 [2020-11-28 03:16:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:16:56,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 03:16:56,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:16:56,420 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:16:56,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:16:56,421 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-11-28 03:16:56,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836001902] [2020-11-28 03:16:56,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-28 03:16:56,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:16:56,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-28 03:16:56,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:16:56,424 INFO L87 Difference]: Start difference. First operand 190 states and 241 transitions. Second operand 8 states. [2020-11-28 03:16:56,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:16:56,602 INFO L93 Difference]: Finished difference Result 434 states and 563 transitions. [2020-11-28 03:16:56,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:16:56,603 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-11-28 03:16:56,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:16:56,605 INFO L225 Difference]: With dead ends: 434 [2020-11-28 03:16:56,605 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:16:56,606 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-11-28 03:16:56,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:16:56,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:16:56,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:16:56,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:16:56,607 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-11-28 03:16:56,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:16:56,608 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:16:56,608 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-28 03:16:56,608 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:16:56,608 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:16:56,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-11-28 03:16:56,823 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:16:56,959 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 72 [2020-11-28 03:16:57,940 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 27 [2020-11-28 03:16:58,182 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2020-11-28 03:16:58,327 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 25 [2020-11-28 03:16:58,642 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 29 [2020-11-28 03:16:58,941 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 27 [2020-11-28 03:16:59,314 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 27 [2020-11-28 03:16:59,634 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 28 [2020-11-28 03:16:59,914 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 27 [2020-11-28 03:17:00,136 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 31 [2020-11-28 03:17:00,407 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 27 [2020-11-28 03:17:00,565 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 13 [2020-11-28 03:17:00,580 INFO L274 CegarLoopResult]: For program point L101-4(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:17:00,581 INFO L274 CegarLoopResult]: For program point L101-5(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:17:00,581 INFO L274 CegarLoopResult]: For program point L861(lines 861 865) no Hoare annotation was computed. [2020-11-28 03:17:00,581 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:17:00,581 INFO L270 CegarLoopResult]: At program point L432(lines 383 433) the Hoare annotation is: false [2020-11-28 03:17:00,581 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:17:00,581 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:17:00,581 INFO L270 CegarLoopResult]: At program point L961(lines 956 963) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:17:00,582 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:17:00,582 INFO L277 CegarLoopResult]: At program point L369(lines 350 372) the Hoare annotation is: true [2020-11-28 03:17:00,582 INFO L270 CegarLoopResult]: At program point L72(lines 72 78) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse4)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse5 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-11-28 03:17:00,582 INFO L270 CegarLoopResult]: At program point L72-1(lines 72 78) the Hoare annotation is: false [2020-11-28 03:17:00,582 INFO L270 CegarLoopResult]: At program point L72-2(lines 72 78) the Hoare annotation is: false [2020-11-28 03:17:00,582 INFO L270 CegarLoopResult]: At program point L931(lines 922 935) the Hoare annotation is: false [2020-11-28 03:17:00,583 INFO L270 CegarLoopResult]: At program point L931-1(lines 922 935) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-11-28 03:17:00,583 INFO L270 CegarLoopResult]: At program point L931-2(lines 922 935) the Hoare annotation is: false [2020-11-28 03:17:00,583 INFO L270 CegarLoopResult]: At program point L931-3(lines 922 935) the Hoare annotation is: false [2020-11-28 03:17:00,583 INFO L270 CegarLoopResult]: At program point L931-4(lines 922 935) the Hoare annotation is: false [2020-11-28 03:17:00,583 INFO L270 CegarLoopResult]: At program point L931-5(lines 922 935) the Hoare annotation is: false [2020-11-28 03:17:00,583 INFO L274 CegarLoopResult]: For program point L404(lines 404 410) no Hoare annotation was computed. [2020-11-28 03:17:00,583 INFO L270 CegarLoopResult]: At program point L404-1(lines 404 410) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse4 (or (<= ~waterLevel~0 1) .cse0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse4 .cse2 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-11-28 03:17:00,584 INFO L270 CegarLoopResult]: At program point L471(lines 466 474) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:17:00,584 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:17:00,584 INFO L270 CegarLoopResult]: At program point L176(lines 171 179) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0))) (let ((.cse6 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse5 (or (<= ~waterLevel~0 1) .cse0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= 0 ~systemActive~0) .cse6 .cse7 .cse3) (and .cse5 .cse1 .cse6 .cse7 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse5 .cse1 .cse2 .cse3 .cse4)))) [2020-11-28 03:17:00,584 INFO L270 CegarLoopResult]: At program point L176-1(lines 171 179) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 (= ~pumpRunning~0 1) .cse4 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1)))) [2020-11-28 03:17:00,584 INFO L270 CegarLoopResult]: At program point L176-2(lines 171 179) the Hoare annotation is: false [2020-11-28 03:17:00,584 INFO L270 CegarLoopResult]: At program point L176-3(lines 171 179) the Hoare annotation is: false [2020-11-28 03:17:00,585 INFO L270 CegarLoopResult]: At program point L176-4(lines 171 179) the Hoare annotation is: false [2020-11-28 03:17:00,585 INFO L270 CegarLoopResult]: At program point L176-5(lines 171 179) the Hoare annotation is: false [2020-11-28 03:17:00,585 INFO L274 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2020-11-28 03:17:00,585 INFO L274 CegarLoopResult]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2020-11-28 03:17:00,585 INFO L274 CegarLoopResult]: For program point L244-3(lines 244 248) no Hoare annotation was computed. [2020-11-28 03:17:00,585 INFO L274 CegarLoopResult]: For program point L244-5(lines 244 248) no Hoare annotation was computed. [2020-11-28 03:17:00,585 INFO L274 CegarLoopResult]: For program point L244-6(lines 244 248) no Hoare annotation was computed. [2020-11-28 03:17:00,585 INFO L274 CegarLoopResult]: For program point L244-8(lines 244 248) no Hoare annotation was computed. [2020-11-28 03:17:00,585 INFO L270 CegarLoopResult]: At program point L971(lines 65 71) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse4 (= ~pumpRunning~0 1) .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1)))) [2020-11-28 03:17:00,589 INFO L270 CegarLoopResult]: At program point L971-1(lines 65 71) the Hoare annotation is: false [2020-11-28 03:17:00,590 INFO L270 CegarLoopResult]: At program point L971-2(lines 65 71) the Hoare annotation is: false [2020-11-28 03:17:00,594 INFO L274 CegarLoopResult]: For program point L873(lines 873 877) no Hoare annotation was computed. [2020-11-28 03:17:00,595 INFO L270 CegarLoopResult]: At program point L941(lines 936 944) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ~pumpRunning~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1)) [2020-11-28 03:17:00,596 INFO L270 CegarLoopResult]: At program point L941-1(lines 936 944) the Hoare annotation is: false [2020-11-28 03:17:00,596 INFO L270 CegarLoopResult]: At program point L941-2(lines 936 944) the Hoare annotation is: false [2020-11-28 03:17:00,597 INFO L270 CegarLoopResult]: At program point L281-2(lines 281 295) the Hoare annotation is: false [2020-11-28 03:17:00,597 INFO L274 CegarLoopResult]: For program point L414(lines 414 427) no Hoare annotation was computed. [2020-11-28 03:17:00,597 INFO L274 CegarLoopResult]: For program point L282(line 282) no Hoare annotation was computed. [2020-11-28 03:17:00,597 INFO L270 CegarLoopResult]: At program point L250(lines 235 253) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ~pumpRunning~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1)) [2020-11-28 03:17:00,597 INFO L270 CegarLoopResult]: At program point L250-1(lines 235 253) the Hoare annotation is: false [2020-11-28 03:17:00,598 INFO L270 CegarLoopResult]: At program point L250-2(lines 235 253) the Hoare annotation is: false [2020-11-28 03:17:00,598 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:17:00,598 INFO L274 CegarLoopResult]: For program point L285(lines 285 289) no Hoare annotation was computed. [2020-11-28 03:17:00,598 INFO L274 CegarLoopResult]: For program point L285-1(lines 285 289) no Hoare annotation was computed. [2020-11-28 03:17:00,598 INFO L274 CegarLoopResult]: For program point L385(lines 384 431) no Hoare annotation was computed. [2020-11-28 03:17:00,599 INFO L274 CegarLoopResult]: For program point L386(lines 386 390) no Hoare annotation was computed. [2020-11-28 03:17:00,600 INFO L274 CegarLoopResult]: For program point L849(lines 849 853) no Hoare annotation was computed. [2020-11-28 03:17:00,600 INFO L274 CegarLoopResult]: For program point L849-3(lines 849 853) no Hoare annotation was computed. [2020-11-28 03:17:00,601 INFO L274 CegarLoopResult]: For program point L849-6(lines 849 853) no Hoare annotation was computed. [2020-11-28 03:17:00,601 INFO L274 CegarLoopResult]: For program point L420(lines 420 426) no Hoare annotation was computed. [2020-11-28 03:17:00,601 INFO L270 CegarLoopResult]: At program point L420-1(lines 420 426) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse4 (or (<= ~waterLevel~0 1) .cse0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse4 .cse2 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-11-28 03:17:00,601 INFO L274 CegarLoopResult]: For program point L123(lines 123 140) no Hoare annotation was computed. [2020-11-28 03:17:00,601 INFO L274 CegarLoopResult]: For program point L123-1(lines 123 140) no Hoare annotation was computed. [2020-11-28 03:17:00,601 INFO L274 CegarLoopResult]: For program point L123-2(lines 123 140) no Hoare annotation was computed. [2020-11-28 03:17:00,602 INFO L274 CegarLoopResult]: For program point L982(lines 982 999) no Hoare annotation was computed. [2020-11-28 03:17:00,602 INFO L270 CegarLoopResult]: At program point L982-1(lines 1 1002) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse4 (or (<= ~waterLevel~0 1) .cse0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse4 .cse2 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-11-28 03:17:00,602 INFO L274 CegarLoopResult]: For program point L982-2(lines 982 999) no Hoare annotation was computed. [2020-11-28 03:17:00,602 INFO L270 CegarLoopResult]: At program point L982-3(lines 1 1002) the Hoare annotation is: false [2020-11-28 03:17:00,602 INFO L274 CegarLoopResult]: For program point L982-4(lines 982 999) no Hoare annotation was computed. [2020-11-28 03:17:00,602 INFO L270 CegarLoopResult]: At program point L982-5(lines 1 1002) the Hoare annotation is: false [2020-11-28 03:17:00,603 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:17:00,603 INFO L274 CegarLoopResult]: For program point L950(line 950) no Hoare annotation was computed. [2020-11-28 03:17:00,603 INFO L274 CegarLoopResult]: For program point L950-1(line 950) no Hoare annotation was computed. [2020-11-28 03:17:00,603 INFO L274 CegarLoopResult]: For program point L950-2(line 950) no Hoare annotation was computed. [2020-11-28 03:17:00,603 INFO L270 CegarLoopResult]: At program point L918(lines 913 921) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse4)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2)) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse5 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-11-28 03:17:00,604 INFO L270 CegarLoopResult]: At program point L918-1(lines 913 921) the Hoare annotation is: false [2020-11-28 03:17:00,604 INFO L270 CegarLoopResult]: At program point L918-2(lines 913 921) the Hoare annotation is: false [2020-11-28 03:17:00,604 INFO L274 CegarLoopResult]: For program point L258(lines 258 264) no Hoare annotation was computed. [2020-11-28 03:17:00,604 INFO L270 CegarLoopResult]: At program point L258-1(lines 258 264) the Hoare annotation is: (and (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:17:00,604 INFO L274 CegarLoopResult]: For program point L225(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,604 INFO L274 CegarLoopResult]: For program point L225-2(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,604 INFO L274 CegarLoopResult]: For program point L225-3(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,605 INFO L274 CegarLoopResult]: For program point L225-5(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,605 INFO L274 CegarLoopResult]: For program point L225-6(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,605 INFO L274 CegarLoopResult]: For program point L225-8(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,605 INFO L274 CegarLoopResult]: For program point L225-9(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,605 INFO L274 CegarLoopResult]: For program point L225-11(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,605 INFO L274 CegarLoopResult]: For program point L225-12(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,605 INFO L274 CegarLoopResult]: For program point L225-14(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,606 INFO L274 CegarLoopResult]: For program point L225-15(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,606 INFO L274 CegarLoopResult]: For program point L225-17(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:17:00,606 INFO L274 CegarLoopResult]: For program point L127(lines 127 135) no Hoare annotation was computed. [2020-11-28 03:17:00,606 INFO L274 CegarLoopResult]: For program point L127-1(lines 127 135) no Hoare annotation was computed. [2020-11-28 03:17:00,606 INFO L274 CegarLoopResult]: For program point L127-2(lines 127 135) no Hoare annotation was computed. [2020-11-28 03:17:00,606 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:17:00,607 INFO L274 CegarLoopResult]: For program point L986(lines 986 996) no Hoare annotation was computed. [2020-11-28 03:17:00,607 INFO L274 CegarLoopResult]: For program point L986-2(lines 986 996) no Hoare annotation was computed. [2020-11-28 03:17:00,607 INFO L274 CegarLoopResult]: For program point L986-4(lines 986 996) no Hoare annotation was computed. [2020-11-28 03:17:00,607 INFO L274 CegarLoopResult]: For program point L987(lines 987 993) no Hoare annotation was computed. [2020-11-28 03:17:00,607 INFO L274 CegarLoopResult]: For program point L987-2(lines 987 993) no Hoare annotation was computed. [2020-11-28 03:17:00,608 INFO L274 CegarLoopResult]: For program point L987-4(lines 987 993) no Hoare annotation was computed. [2020-11-28 03:17:00,608 INFO L274 CegarLoopResult]: For program point L360(lines 360 367) no Hoare annotation was computed. [2020-11-28 03:17:00,608 INFO L277 CegarLoopResult]: At program point L360-1(lines 360 367) the Hoare annotation is: true [2020-11-28 03:17:00,608 INFO L274 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2020-11-28 03:17:00,608 INFO L270 CegarLoopResult]: At program point L394-1(lines 394 400) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse4 (or (<= ~waterLevel~0 1) .cse0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse4 .cse2 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-11-28 03:17:00,609 INFO L274 CegarLoopResult]: For program point L97(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:17:00,609 INFO L274 CegarLoopResult]: For program point L97-1(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:17:00,609 INFO L274 CegarLoopResult]: For program point L97-2(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:17:00,609 INFO L274 CegarLoopResult]: For program point L97-3(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:17:00,609 INFO L274 CegarLoopResult]: For program point L97-4(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:17:00,609 INFO L274 CegarLoopResult]: For program point L97-5(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:17:00,611 INFO L270 CegarLoopResult]: At program point L65(lines 61 83) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 (= ~pumpRunning~0 1) .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1)))) [2020-11-28 03:17:00,611 INFO L270 CegarLoopResult]: At program point L65-1(lines 61 83) the Hoare annotation is: false [2020-11-28 03:17:00,611 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:17:00,612 INFO L270 CegarLoopResult]: At program point L65-2(lines 61 83) the Hoare annotation is: false [2020-11-28 03:17:00,612 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:17:00,612 INFO L270 CegarLoopResult]: At program point L231(lines 216 234) the Hoare annotation is: false [2020-11-28 03:17:00,612 INFO L270 CegarLoopResult]: At program point L231-1(lines 216 234) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (<= ~waterLevel~0 1) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)))) [2020-11-28 03:17:00,612 INFO L270 CegarLoopResult]: At program point L231-2(lines 216 234) the Hoare annotation is: false [2020-11-28 03:17:00,612 INFO L270 CegarLoopResult]: At program point L231-3(lines 216 234) the Hoare annotation is: false [2020-11-28 03:17:00,613 INFO L270 CegarLoopResult]: At program point L231-4(lines 216 234) the Hoare annotation is: false [2020-11-28 03:17:00,613 INFO L270 CegarLoopResult]: At program point L231-5(lines 216 234) the Hoare annotation is: false [2020-11-28 03:17:00,613 INFO L270 CegarLoopResult]: At program point L463(lines 1 1002) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:17:00,613 INFO L270 CegarLoopResult]: At program point L331(lines 327 333) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:17:00,613 INFO L274 CegarLoopResult]: For program point L926(lines 926 932) no Hoare annotation was computed. [2020-11-28 03:17:00,613 INFO L274 CegarLoopResult]: For program point L926-1(lines 926 932) no Hoare annotation was computed. [2020-11-28 03:17:00,614 INFO L274 CegarLoopResult]: For program point L926-2(lines 926 932) no Hoare annotation was computed. [2020-11-28 03:17:00,614 INFO L274 CegarLoopResult]: For program point L926-3(lines 926 932) no Hoare annotation was computed. [2020-11-28 03:17:00,614 INFO L274 CegarLoopResult]: For program point L926-4(lines 926 932) no Hoare annotation was computed. [2020-11-28 03:17:00,614 INFO L274 CegarLoopResult]: For program point L926-5(lines 926 932) no Hoare annotation was computed. [2020-11-28 03:17:00,614 INFO L274 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:17:00,614 INFO L274 CegarLoopResult]: For program point L101-1(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:17:00,614 INFO L274 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:17:00,615 INFO L274 CegarLoopResult]: For program point L101-3(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:17:00,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:17:00 BoogieIcfgContainer [2020-11-28 03:17:00,664 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:17:00,665 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:17:00,665 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:17:00,665 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:17:00,666 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:16:53" (3/4) ... [2020-11-28 03:17:00,669 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:17:00,697 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:17:00,698 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:17:00,700 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:17:00,701 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:17:00,702 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:17:00,703 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:17:00,705 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:17:00,734 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && tmp == 2) && \result == 2) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:17:00,735 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:17:00,736 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:17:00,737 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:17:00,738 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:17:00,739 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:17:00,739 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:17:00,740 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:17:00,741 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 2)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:17:00,742 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:17:00,747 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:17:00,749 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:17:00,750 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:17:00,751 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) [2020-11-28 03:17:00,848 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c7486015-34a6-430f-9200-edcdeb5820b0/bin/uautomizer/witness.graphml [2020-11-28 03:17:00,848 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:17:00,849 INFO L168 Benchmark]: Toolchain (without parser) took 9649.87 ms. Allocated memory was 102.8 MB in the beginning and 201.3 MB in the end (delta: 98.6 MB). Free memory was 66.5 MB in the beginning and 139.4 MB in the end (delta: -72.9 MB). Peak memory consumption was 26.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:00,849 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 102.8 MB. Free memory was 75.1 MB in the beginning and 75.1 MB in the end (delta: 32.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:17:00,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.65 ms. Allocated memory is still 102.8 MB. Free memory was 66.2 MB in the beginning and 66.6 MB in the end (delta: -432.9 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:00,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.78 ms. Allocated memory is still 102.8 MB. Free memory was 66.4 MB in the beginning and 62.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:00,850 INFO L168 Benchmark]: Boogie Preprocessor took 79.25 ms. Allocated memory is still 102.8 MB. Free memory was 62.4 MB in the beginning and 59.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:00,851 INFO L168 Benchmark]: RCFGBuilder took 1224.17 ms. Allocated memory was 102.8 MB in the beginning and 134.2 MB in the end (delta: 31.5 MB). Free memory was 59.6 MB in the beginning and 71.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:00,851 INFO L168 Benchmark]: TraceAbstraction took 7470.27 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 71.1 MB in the beginning and 151.0 MB in the end (delta: -79.9 MB). Peak memory consumption was 81.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:00,851 INFO L168 Benchmark]: Witness Printer took 183.03 ms. Allocated memory is still 201.3 MB. Free memory was 151.0 MB in the beginning and 139.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:00,854 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 102.8 MB. Free memory was 75.1 MB in the beginning and 75.1 MB in the end (delta: 32.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 571.65 ms. Allocated memory is still 102.8 MB. Free memory was 66.2 MB in the beginning and 66.6 MB in the end (delta: -432.9 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.78 ms. Allocated memory is still 102.8 MB. Free memory was 66.4 MB in the beginning and 62.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.25 ms. Allocated memory is still 102.8 MB. Free memory was 62.4 MB in the beginning and 59.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1224.17 ms. Allocated memory was 102.8 MB in the beginning and 134.2 MB in the end (delta: 31.5 MB). Free memory was 59.6 MB in the beginning and 71.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7470.27 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 71.1 MB in the beginning and 151.0 MB in the end (delta: -79.9 MB). Peak memory consumption was 81.3 MB. Max. memory is 16.1 GB. * Witness Printer took 183.03 ms. Allocated memory is still 201.3 MB. Free memory was 151.0 MB in the beginning and 139.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: (((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 2)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: (((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && tmp == 2) && \result == 2) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: (((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: ((waterLevel <= 1 || 2 == waterLevel) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 131 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1192 SDtfs, 1572 SDslu, 1679 SDs, 0 SdLazy, 269 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 122 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=380occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 957 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 191 NumberOfFragments, 901 HoareAnnotationTreeSize, 51 FomulaSimplifications, 87301 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 51 FomulaSimplificationsInter, 11810 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 429 NumberOfCodeBlocks, 429 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 417 ConstructedInterpolants, 0 QuantifiedInterpolants, 33607 SizeOfPredicates, 4 NumberOfNonLiveVariables, 443 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 41/47 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...