./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d733dbb906adb6defb82ddd5acbd52a79b17963e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:59:19,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:59:19,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:59:19,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:59:19,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:59:19,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:59:19,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:59:19,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:59:19,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:59:19,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:59:19,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:59:19,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:59:19,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:59:19,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:59:19,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:59:19,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:59:19,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:59:19,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:59:19,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:59:19,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:59:19,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:59:19,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:59:19,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:59:19,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:59:19,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:59:19,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:59:19,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:59:19,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:59:19,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:59:19,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:59:19,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:59:19,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:59:19,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:59:19,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:59:19,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:59:19,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:59:19,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:59:19,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:59:19,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:59:19,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:59:19,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:59:19,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:59:19,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:59:19,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:59:19,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:59:19,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:59:19,268 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:59:19,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:59:19,269 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:59:19,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:59:19,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:59:19,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:59:19,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:59:19,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:59:19,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:59:19,270 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:59:19,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:59:19,270 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:59:19,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:59:19,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:59:19,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:59:19,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:59:19,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:59:19,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:59:19,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:59:19,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:59:19,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:59:19,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:59:19,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:59:19,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:59:19,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/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(__VERIFIER_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 -> d733dbb906adb6defb82ddd5acbd52a79b17963e [2019-10-22 08:59:19,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:59:19,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:59:19,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:59:19,315 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:59:19,315 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:59:19,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c [2019-10-22 08:59:19,364 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/data/88c1ab8b4/bc3bdcc1d41b4822a1ce07817a97ff40/FLAG6fab11fe3 [2019-10-22 08:59:19,813 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:59:19,813 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c [2019-10-22 08:59:19,831 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/data/88c1ab8b4/bc3bdcc1d41b4822a1ce07817a97ff40/FLAG6fab11fe3 [2019-10-22 08:59:20,338 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/data/88c1ab8b4/bc3bdcc1d41b4822a1ce07817a97ff40 [2019-10-22 08:59:20,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:59:20,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:59:20,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:20,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:59:20,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:59:20,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:20,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64129687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20, skipping insertion in model container [2019-10-22 08:59:20,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:20,358 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:59:20,406 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:59:20,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:20,800 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:59:20,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:20,920 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:59:20,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20 WrapperNode [2019-10-22 08:59:20,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:20,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:20,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:59:20,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:59:20,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:20,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:20,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:20,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:59:20,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:59:20,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:59:20,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:20,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:20,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:20,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:21,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:21,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:21,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (1/1) ... [2019-10-22 08:59:21,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:59:21,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:59:21,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:59:21,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:59:21,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/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 [2019-10-22 08:59:21,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:59:21,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 08:59:21,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:59:21,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:59:21,818 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:59:21,819 INFO L284 CfgBuilder]: Removed 156 assume(true) statements. [2019-10-22 08:59:21,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:21 BoogieIcfgContainer [2019-10-22 08:59:21,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:59:21,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:59:21,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:59:21,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:59:21,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:59:20" (1/3) ... [2019-10-22 08:59:21,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fa05726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:21, skipping insertion in model container [2019-10-22 08:59:21,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:20" (2/3) ... [2019-10-22 08:59:21,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fa05726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:21, skipping insertion in model container [2019-10-22 08:59:21,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:21" (3/3) ... [2019-10-22 08:59:21,828 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product29.cil.c [2019-10-22 08:59:21,837 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:59:21,845 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 08:59:21,856 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 08:59:21,879 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:59:21,879 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:59:21,879 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:59:21,879 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:59:21,879 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:59:21,879 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:59:21,880 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:59:21,880 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:59:21,895 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-10-22 08:59:21,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 08:59:21,906 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:21,907 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:59:21,910 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:21,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:21,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2019-10-22 08:59:21,923 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:21,925 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527088335] [2019-10-22 08:59:21,926 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:21,926 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:21,926 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:22,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:22,185 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527088335] [2019-10-22 08:59:22,185 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:22,186 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:59:22,186 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714944140] [2019-10-22 08:59:22,190 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 08:59:22,191 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:22,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 08:59:22,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:59:22,201 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-10-22 08:59:22,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:22,227 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-10-22 08:59:22,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:59:22,229 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 08:59:22,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:22,240 INFO L225 Difference]: With dead ends: 204 [2019-10-22 08:59:22,240 INFO L226 Difference]: Without dead ends: 101 [2019-10-22 08:59:22,244 INFO L600 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 [2019-10-22 08:59:22,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-10-22 08:59:22,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-10-22 08:59:22,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-10-22 08:59:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-10-22 08:59:22,284 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-10-22 08:59:22,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:22,284 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-10-22 08:59:22,285 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 08:59:22,285 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-10-22 08:59:22,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 08:59:22,285 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:22,286 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:59:22,286 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:22,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:22,286 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2019-10-22 08:59:22,287 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:22,287 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053191027] [2019-10-22 08:59:22,287 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:22,287 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:22,287 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:22,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:22,402 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053191027] [2019-10-22 08:59:22,402 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:22,402 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:59:22,402 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902551000] [2019-10-22 08:59:22,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:59:22,404 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:22,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:59:22,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:59:22,404 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-10-22 08:59:22,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:22,415 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-10-22 08:59:22,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:59:22,415 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 08:59:22,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:22,416 INFO L225 Difference]: With dead ends: 101 [2019-10-22 08:59:22,416 INFO L226 Difference]: Without dead ends: 43 [2019-10-22 08:59:22,417 INFO L600 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 [2019-10-22 08:59:22,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-10-22 08:59:22,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-10-22 08:59:22,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-10-22 08:59:22,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-10-22 08:59:22,422 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-10-22 08:59:22,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:22,422 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-10-22 08:59:22,422 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:59:22,423 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-10-22 08:59:22,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 08:59:22,423 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:22,423 INFO L380 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] [2019-10-22 08:59:22,424 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:22,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:22,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2019-10-22 08:59:22,424 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:22,424 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931460513] [2019-10-22 08:59:22,424 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:22,425 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:22,425 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:22,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:22,500 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931460513] [2019-10-22 08:59:22,500 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:22,500 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:59:22,500 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879165909] [2019-10-22 08:59:22,501 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:59:22,501 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:22,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:59:22,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:59:22,502 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2019-10-22 08:59:22,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:22,509 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-10-22 08:59:22,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:59:22,510 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-10-22 08:59:22,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:22,510 INFO L225 Difference]: With dead ends: 80 [2019-10-22 08:59:22,511 INFO L226 Difference]: Without dead ends: 43 [2019-10-22 08:59:22,511 INFO L600 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 [2019-10-22 08:59:22,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-10-22 08:59:22,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-10-22 08:59:22,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-10-22 08:59:22,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-10-22 08:59:22,516 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-10-22 08:59:22,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:22,516 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-10-22 08:59:22,516 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:59:22,516 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-10-22 08:59:22,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 08:59:22,517 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:22,517 INFO L380 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] [2019-10-22 08:59:22,517 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:22,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:22,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2019-10-22 08:59:22,518 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:22,518 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841713574] [2019-10-22 08:59:22,518 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:22,519 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:22,519 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:22,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:22,604 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841713574] [2019-10-22 08:59:22,604 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:22,604 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:59:22,604 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550328500] [2019-10-22 08:59:22,605 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 08:59:22,605 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:22,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:59:22,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:59:22,605 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 6 states. [2019-10-22 08:59:22,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:22,873 INFO L93 Difference]: Finished difference Result 286 states and 428 transitions. [2019-10-22 08:59:22,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-22 08:59:22,878 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-10-22 08:59:22,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:22,880 INFO L225 Difference]: With dead ends: 286 [2019-10-22 08:59:22,881 INFO L226 Difference]: Without dead ends: 249 [2019-10-22 08:59:22,881 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2019-10-22 08:59:22,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2019-10-22 08:59:22,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 75. [2019-10-22 08:59:22,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-10-22 08:59:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 107 transitions. [2019-10-22 08:59:22,899 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 107 transitions. Word has length 24 [2019-10-22 08:59:22,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:22,900 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 107 transitions. [2019-10-22 08:59:22,900 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 08:59:22,900 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2019-10-22 08:59:22,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 08:59:22,901 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:22,901 INFO L380 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] [2019-10-22 08:59:22,901 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:22,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:22,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1032359194, now seen corresponding path program 1 times [2019-10-22 08:59:22,902 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:22,902 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386664983] [2019-10-22 08:59:22,902 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:22,902 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:22,903 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:23,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:23,013 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386664983] [2019-10-22 08:59:23,013 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:23,013 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:59:23,013 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292040173] [2019-10-22 08:59:23,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:59:23,014 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:23,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:59:23,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:59:23,015 INFO L87 Difference]: Start difference. First operand 75 states and 107 transitions. Second operand 5 states. [2019-10-22 08:59:23,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:23,068 INFO L93 Difference]: Finished difference Result 174 states and 259 transitions. [2019-10-22 08:59:23,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:59:23,069 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-10-22 08:59:23,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:23,070 INFO L225 Difference]: With dead ends: 174 [2019-10-22 08:59:23,070 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:59:23,070 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:59:23,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:59:23,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:59:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:59:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:59:23,072 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-10-22 08:59:23,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:23,072 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:59:23,072 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:59:23,072 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:59:23,072 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:59:23,077 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:59:23,341 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-10-22 08:59:23,341 INFO L443 ceAbstractionStarter]: For program point L664(lines 664 672) no Hoare annotation was computed. [2019-10-22 08:59:23,342 INFO L443 ceAbstractionStarter]: For program point L664-1(lines 664 672) no Hoare annotation was computed. [2019-10-22 08:59:23,342 INFO L443 ceAbstractionStarter]: For program point L664-2(lines 664 672) no Hoare annotation was computed. [2019-10-22 08:59:23,342 INFO L443 ceAbstractionStarter]: For program point L664-3(lines 664 672) no Hoare annotation was computed. [2019-10-22 08:59:23,342 INFO L443 ceAbstractionStarter]: For program point L664-4(lines 664 672) no Hoare annotation was computed. [2019-10-22 08:59:23,342 INFO L443 ceAbstractionStarter]: For program point L664-5(lines 664 672) no Hoare annotation was computed. [2019-10-22 08:59:23,342 INFO L443 ceAbstractionStarter]: For program point L533(lines 533 539) no Hoare annotation was computed. [2019-10-22 08:59:23,343 INFO L439 ceAbstractionStarter]: At program point L533-1(lines 533 539) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:59:23,343 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 835) no Hoare annotation was computed. [2019-10-22 08:59:23,343 INFO L443 ceAbstractionStarter]: For program point L831-1(lines 628 634) no Hoare annotation was computed. [2019-10-22 08:59:23,343 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 905) no Hoare annotation was computed. [2019-10-22 08:59:23,343 INFO L446 ceAbstractionStarter]: At program point L898-1(lines 898 905) the Hoare annotation is: true [2019-10-22 08:59:23,343 INFO L439 ceAbstractionStarter]: At program point L635(lines 635 641) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:59:23,344 INFO L439 ceAbstractionStarter]: At program point L635-1(lines 635 641) the Hoare annotation is: false [2019-10-22 08:59:23,344 INFO L439 ceAbstractionStarter]: At program point L569(lines 522 570) the Hoare annotation is: false [2019-10-22 08:59:23,344 INFO L439 ceAbstractionStarter]: At program point L635-2(lines 635 641) the Hoare annotation is: false [2019-10-22 08:59:23,344 INFO L443 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2019-10-22 08:59:23,344 INFO L443 ceAbstractionStarter]: For program point L140-1(line 140) no Hoare annotation was computed. [2019-10-22 08:59:23,344 INFO L443 ceAbstractionStarter]: For program point L140-2(line 140) no Hoare annotation was computed. [2019-10-22 08:59:23,344 INFO L439 ceAbstractionStarter]: At program point L603(lines 1 936) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 08:59:23,344 INFO L443 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2019-10-22 08:59:23,345 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,345 INFO L443 ceAbstractionStarter]: For program point L805-2(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,345 INFO L443 ceAbstractionStarter]: For program point L805-3(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,345 INFO L443 ceAbstractionStarter]: For program point L805-5(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,345 INFO L443 ceAbstractionStarter]: For program point L805-6(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,345 INFO L443 ceAbstractionStarter]: For program point L805-8(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,345 INFO L443 ceAbstractionStarter]: For program point L805-9(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,346 INFO L443 ceAbstractionStarter]: For program point L805-11(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,346 INFO L443 ceAbstractionStarter]: For program point L805-12(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,346 INFO L443 ceAbstractionStarter]: For program point L805-14(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,346 INFO L443 ceAbstractionStarter]: For program point L805-15(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,347 INFO L443 ceAbstractionStarter]: For program point L805-17(lines 805 809) no Hoare annotation was computed. [2019-10-22 08:59:23,347 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2019-10-22 08:59:23,347 INFO L443 ceAbstractionStarter]: For program point L543(lines 543 549) no Hoare annotation was computed. [2019-10-22 08:59:23,347 INFO L439 ceAbstractionStarter]: At program point L543-1(lines 543 549) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:59:23,347 INFO L446 ceAbstractionStarter]: At program point L907(lines 888 910) the Hoare annotation is: true [2019-10-22 08:59:23,348 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2019-10-22 08:59:23,348 INFO L439 ceAbstractionStarter]: At program point L875(lines 871 877) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 08:59:23,348 INFO L439 ceAbstractionStarter]: At program point L611(lines 606 614) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 08:59:23,348 INFO L439 ceAbstractionStarter]: At program point L811(lines 796 814) the Hoare annotation is: false [2019-10-22 08:59:23,348 INFO L439 ceAbstractionStarter]: At program point L811-1(lines 796 814) the Hoare annotation is: false [2019-10-22 08:59:23,348 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2019-10-22 08:59:23,349 INFO L439 ceAbstractionStarter]: At program point L811-2(lines 796 814) the Hoare annotation is: false [2019-10-22 08:59:23,349 INFO L439 ceAbstractionStarter]: At program point L811-3(lines 796 814) the Hoare annotation is: false [2019-10-22 08:59:23,349 INFO L439 ceAbstractionStarter]: At program point L811-4(lines 796 814) the Hoare annotation is: false [2019-10-22 08:59:23,349 INFO L439 ceAbstractionStarter]: At program point L811-5(lines 796 814) the Hoare annotation is: false [2019-10-22 08:59:23,349 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:59:23,349 INFO L443 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2019-10-22 08:59:23,349 INFO L443 ceAbstractionStarter]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2019-10-22 08:59:23,349 INFO L443 ceAbstractionStarter]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2019-10-22 08:59:23,350 INFO L439 ceAbstractionStarter]: At program point L747(lines 740 750) the Hoare annotation is: false [2019-10-22 08:59:23,350 INFO L439 ceAbstractionStarter]: At program point L747-1(lines 740 750) the Hoare annotation is: false [2019-10-22 08:59:23,350 INFO L439 ceAbstractionStarter]: At program point L747-2(lines 740 750) the Hoare annotation is: false [2019-10-22 08:59:23,351 INFO L439 ceAbstractionStarter]: At program point L122(lines 117 125) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:59:23,351 INFO L439 ceAbstractionStarter]: At program point L122-1(lines 117 125) the Hoare annotation is: false [2019-10-22 08:59:23,351 INFO L439 ceAbstractionStarter]: At program point L122-2(lines 117 125) the Hoare annotation is: false [2019-10-22 08:59:23,351 INFO L439 ceAbstractionStarter]: At program point L90(lines 85 93) the Hoare annotation is: false [2019-10-22 08:59:23,351 INFO L439 ceAbstractionStarter]: At program point L90-1(lines 85 93) the Hoare annotation is: false [2019-10-22 08:59:23,351 INFO L439 ceAbstractionStarter]: At program point L90-2(lines 85 93) the Hoare annotation is: false [2019-10-22 08:59:23,351 INFO L443 ceAbstractionStarter]: For program point L553(lines 553 564) no Hoare annotation was computed. [2019-10-22 08:59:23,352 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:59:23,352 INFO L443 ceAbstractionStarter]: For program point L686(lines 686 703) no Hoare annotation was computed. [2019-10-22 08:59:23,352 INFO L443 ceAbstractionStarter]: For program point L686-1(lines 686 703) no Hoare annotation was computed. [2019-10-22 08:59:23,352 INFO L443 ceAbstractionStarter]: For program point L686-2(lines 686 703) no Hoare annotation was computed. [2019-10-22 08:59:23,352 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:59:23,352 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 933) no Hoare annotation was computed. [2019-10-22 08:59:23,352 INFO L439 ceAbstractionStarter]: At program point L920-1(lines 1 936) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:59:23,353 INFO L443 ceAbstractionStarter]: For program point L920-2(lines 920 933) no Hoare annotation was computed. [2019-10-22 08:59:23,353 INFO L439 ceAbstractionStarter]: At program point L920-3(lines 1 936) the Hoare annotation is: false [2019-10-22 08:59:23,353 INFO L443 ceAbstractionStarter]: For program point L920-4(lines 920 933) no Hoare annotation was computed. [2019-10-22 08:59:23,353 INFO L439 ceAbstractionStarter]: At program point L920-5(lines 1 936) the Hoare annotation is: false [2019-10-22 08:59:23,353 INFO L443 ceAbstractionStarter]: For program point L524(lines 523 568) no Hoare annotation was computed. [2019-10-22 08:59:23,353 INFO L439 ceAbstractionStarter]: At program point L756(lines 751 759) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:59:23,353 INFO L439 ceAbstractionStarter]: At program point L756-1(lines 751 759) the Hoare annotation is: false [2019-10-22 08:59:23,354 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 698) no Hoare annotation was computed. [2019-10-22 08:59:23,354 INFO L439 ceAbstractionStarter]: At program point L756-2(lines 751 759) the Hoare annotation is: false [2019-10-22 08:59:23,354 INFO L443 ceAbstractionStarter]: For program point L690-1(lines 690 698) no Hoare annotation was computed. [2019-10-22 08:59:23,354 INFO L443 ceAbstractionStarter]: For program point L690-2(lines 690 698) no Hoare annotation was computed. [2019-10-22 08:59:23,355 INFO L443 ceAbstractionStarter]: For program point L525(lines 525 529) no Hoare annotation was computed. [2019-10-22 08:59:23,355 INFO L443 ceAbstractionStarter]: For program point L559(lines 559 563) no Hoare annotation was computed. [2019-10-22 08:59:23,355 INFO L443 ceAbstractionStarter]: For program point L559-2(lines 628 634) no Hoare annotation was computed. [2019-10-22 08:59:23,355 INFO L439 ceAbstractionStarter]: At program point L131(lines 126 134) the Hoare annotation is: false [2019-10-22 08:59:23,355 INFO L439 ceAbstractionStarter]: At program point L131-1(lines 126 134) the Hoare annotation is: false [2019-10-22 08:59:23,355 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-10-22 08:59:23,355 INFO L439 ceAbstractionStarter]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2019-10-22 08:59:23,356 INFO L439 ceAbstractionStarter]: At program point L131-3(lines 126 134) the Hoare annotation is: false [2019-10-22 08:59:23,356 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:59:23,356 INFO L439 ceAbstractionStarter]: At program point L131-4(lines 126 134) the Hoare annotation is: false [2019-10-22 08:59:23,356 INFO L439 ceAbstractionStarter]: At program point L131-5(lines 126 134) the Hoare annotation is: false [2019-10-22 08:59:23,356 INFO L443 ceAbstractionStarter]: For program point L924(lines 924 930) no Hoare annotation was computed. [2019-10-22 08:59:23,356 INFO L443 ceAbstractionStarter]: For program point L924-2(lines 924 930) no Hoare annotation was computed. [2019-10-22 08:59:23,356 INFO L443 ceAbstractionStarter]: For program point L924-4(lines 924 930) no Hoare annotation was computed. [2019-10-22 08:59:23,357 INFO L443 ceAbstractionStarter]: For program point L660(lines 660 677) no Hoare annotation was computed. [2019-10-22 08:59:23,357 INFO L443 ceAbstractionStarter]: For program point L660-1(lines 660 677) no Hoare annotation was computed. [2019-10-22 08:59:23,357 INFO L443 ceAbstractionStarter]: For program point L660-2(lines 660 677) no Hoare annotation was computed. [2019-10-22 08:59:23,357 INFO L443 ceAbstractionStarter]: For program point L660-3(lines 660 677) no Hoare annotation was computed. [2019-10-22 08:59:23,357 INFO L443 ceAbstractionStarter]: For program point L660-4(lines 660 677) no Hoare annotation was computed. [2019-10-22 08:59:23,357 INFO L443 ceAbstractionStarter]: For program point L660-5(lines 660 677) no Hoare annotation was computed. [2019-10-22 08:59:23,357 INFO L439 ceAbstractionStarter]: At program point L628(lines 627 646) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:59:23,358 INFO L443 ceAbstractionStarter]: For program point L628-1(lines 628 634) no Hoare annotation was computed. [2019-10-22 08:59:23,358 INFO L439 ceAbstractionStarter]: At program point L628-2(lines 627 646) the Hoare annotation is: false [2019-10-22 08:59:23,358 INFO L439 ceAbstractionStarter]: At program point L628-3(lines 627 646) the Hoare annotation is: false [2019-10-22 08:59:23,358 INFO L439 ceAbstractionStarter]: At program point L827-2(lines 827 841) the Hoare annotation is: false [2019-10-22 08:59:23,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:59:23 BoogieIcfgContainer [2019-10-22 08:59:23,381 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:59:23,382 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:59:23,382 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:59:23,382 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:59:23,383 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:21" (3/4) ... [2019-10-22 08:59:23,386 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:59:23,404 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 08:59:23,406 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 08:59:23,407 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 08:59:23,408 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 08:59:23,408 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 08:59:23,409 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 08:59:23,441 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 08:59:23,518 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_45946d3d-11d3-4320-bcf5-cee7f29f5e47/bin/uautomizer/witness.graphml [2019-10-22 08:59:23,518 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:59:23,520 INFO L168 Benchmark]: Toolchain (without parser) took 3177.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 951.4 MB in the beginning and 926.3 MB in the end (delta: 25.1 MB). Peak memory consumption was 203.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,521 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:23,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -211.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:23,522 INFO L168 Benchmark]: Boogie Preprocessor took 55.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,522 INFO L168 Benchmark]: RCFGBuilder took 783.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,522 INFO L168 Benchmark]: TraceAbstraction took 1560.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.1 MB in the end (delta: 147.5 MB). Peak memory consumption was 147.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,523 INFO L168 Benchmark]: Witness Printer took 136.53 ms. Allocated memory is still 1.2 GB. Free memory was 939.1 MB in the beginning and 926.3 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,524 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 577.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -211.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 783.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1560.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.1 MB in the end (delta: 147.5 MB). Peak memory consumption was 147.5 MB. Max. memory is 11.5 GB. * Witness Printer took 136.53 ms. Allocated memory is still 1.2 GB. Free memory was 939.1 MB in the beginning and 926.3 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 140]: 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: 117]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (1 == systemActive && waterLevel == systemActive) && pumpRunning == 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && waterLevel == systemActive) && pumpRunning == 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (1 == systemActive && waterLevel == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 405 SDtfs, 532 SDslu, 563 SDs, 0 SdLazy, 118 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 174 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 78 NumberOfFragments, 135 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1762 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 52 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4860 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...