./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.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_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/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 a1351cae46a0bf53747c47a3bd817fbc84c54eae .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 03:20:57,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:20:57,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:20:57,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:20:57,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:20:57,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:20:57,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:20:57,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:20:57,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:20:57,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:20:57,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:20:57,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:20:57,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:20:57,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:20:57,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:20:57,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:20:57,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:20:57,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:20:57,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:20:57,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:20:57,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:20:57,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:20:57,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:20:57,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:20:57,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:20:57,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:20:57,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:20:57,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:20:57,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:20:57,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:20:57,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:20:57,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:20:57,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:20:57,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:20:57,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:20:57,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:20:57,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:20:57,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:20:57,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:20:57,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:20:57,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:20:57,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:20:57,298 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:20:57,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:20:57,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:20:57,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:20:57,302 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:20:57,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:20:57,302 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:20:57,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:20:57,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:20:57,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:20:57,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:20:57,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:20:57,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:20:57,305 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:20:57,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:20:57,305 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:20:57,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:20:57,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:20:57,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:20:57,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:20:57,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:20:57,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:20:57,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:20:57,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:20:57,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:20:57,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:20:57,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:20:57,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:20:57,308 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:20:57,308 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_74b1dc78-e29b-4def-b58d-7ae27297413a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1351cae46a0bf53747c47a3bd817fbc84c54eae [2020-11-28 03:20:57,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:20:57,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:20:57,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:20:57,639 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:20:57,640 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:20:57,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2020-11-28 03:20:57,712 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/data/74cc7b3d2/a8ec96c36c354834b70c449ed5bbb799/FLAGb28e979ba [2020-11-28 03:20:58,345 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:20:58,346 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2020-11-28 03:20:58,367 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/data/74cc7b3d2/a8ec96c36c354834b70c449ed5bbb799/FLAGb28e979ba [2020-11-28 03:20:58,634 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/data/74cc7b3d2/a8ec96c36c354834b70c449ed5bbb799 [2020-11-28 03:20:58,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:20:58,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:20:58,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:58,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:20:58,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:20:58,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:58" (1/1) ... [2020-11-28 03:20:58,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50a526d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:58, skipping insertion in model container [2020-11-28 03:20:58,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:58" (1/1) ... [2020-11-28 03:20:58,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:20:58,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:20:59,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:20:59,064 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:20:59,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:20:59,206 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:20:59,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59 WrapperNode [2020-11-28 03:20:59,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:59,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:20:59,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:20:59,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:20:59,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (1/1) ... [2020-11-28 03:20:59,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (1/1) ... [2020-11-28 03:20:59,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:20:59,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:20:59,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:20:59,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:20:59,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (1/1) ... [2020-11-28 03:20:59,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (1/1) ... [2020-11-28 03:20:59,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (1/1) ... [2020-11-28 03:20:59,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (1/1) ... [2020-11-28 03:20:59,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (1/1) ... [2020-11-28 03:20:59,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (1/1) ... [2020-11-28 03:20:59,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (1/1) ... [2020-11-28 03:20:59,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:20:59,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:20:59,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:20:59,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:20:59,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/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 03:20:59,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:20:59,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:20:59,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:20:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:21:01,062 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:21:01,063 INFO L298 CfgBuilder]: Removed 354 assume(true) statements. [2020-11-28 03:21:01,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:21:01 BoogieIcfgContainer [2020-11-28 03:21:01,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:21:01,069 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:21:01,070 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:21:01,074 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:21:01,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:20:58" (1/3) ... [2020-11-28 03:21:01,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d859b4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:21:01, skipping insertion in model container [2020-11-28 03:21:01,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:59" (2/3) ... [2020-11-28 03:21:01,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d859b4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:21:01, skipping insertion in model container [2020-11-28 03:21:01,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:21:01" (3/3) ... [2020-11-28 03:21:01,078 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product61.cil.c [2020-11-28 03:21:01,090 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:21:01,095 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:21:01,108 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:21:01,151 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:21:01,151 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:21:01,152 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:21:01,152 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:21:01,152 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:21:01,152 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:21:01,152 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:21:01,153 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:21:01,178 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2020-11-28 03:21:01,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 03:21:01,184 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:01,185 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:01,185 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:01,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:01,190 INFO L82 PathProgramCache]: Analyzing trace with hash -1444886779, now seen corresponding path program 1 times [2020-11-28 03:21:01,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:01,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660525674] [2020-11-28 03:21:01,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:01,439 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 03:21:01,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660525674] [2020-11-28 03:21:01,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:01,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:21:01,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088135688] [2020-11-28 03:21:01,446 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:21:01,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:01,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:21:01,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:21:01,463 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 2 states. [2020-11-28 03:21:01,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:01,528 INFO L93 Difference]: Finished difference Result 447 states and 668 transitions. [2020-11-28 03:21:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:21:01,530 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-28 03:21:01,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:01,542 INFO L225 Difference]: With dead ends: 447 [2020-11-28 03:21:01,542 INFO L226 Difference]: Without dead ends: 221 [2020-11-28 03:21:01,553 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 03:21:01,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2020-11-28 03:21:01,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2020-11-28 03:21:01,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-11-28 03:21:01,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2020-11-28 03:21:01,601 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2020-11-28 03:21:01,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:01,601 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2020-11-28 03:21:01,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:21:01,602 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2020-11-28 03:21:01,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 03:21:01,603 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:01,603 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:01,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:21:01,603 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:01,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:01,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1084128941, now seen corresponding path program 1 times [2020-11-28 03:21:01,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:01,605 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440104513] [2020-11-28 03:21:01,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:01,732 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 03:21:01,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440104513] [2020-11-28 03:21:01,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:01,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:21:01,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002418366] [2020-11-28 03:21:01,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:01,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:01,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:01,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:01,735 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand 3 states. [2020-11-28 03:21:01,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:01,758 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2020-11-28 03:21:01,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:01,758 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-28 03:21:01,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:01,760 INFO L225 Difference]: With dead ends: 221 [2020-11-28 03:21:01,760 INFO L226 Difference]: Without dead ends: 83 [2020-11-28 03:21:01,761 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 03:21:01,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-11-28 03:21:01,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2020-11-28 03:21:01,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-11-28 03:21:01,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2020-11-28 03:21:01,770 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2020-11-28 03:21:01,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:01,770 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2020-11-28 03:21:01,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:01,770 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2020-11-28 03:21:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 03:21:01,771 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:01,772 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:01,772 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:21:01,772 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:01,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:01,773 INFO L82 PathProgramCache]: Analyzing trace with hash -1849279646, now seen corresponding path program 1 times [2020-11-28 03:21:01,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:01,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088731989] [2020-11-28 03:21:01,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:01,899 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 03:21:01,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088731989] [2020-11-28 03:21:01,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:01,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:21:01,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495219045] [2020-11-28 03:21:01,900 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:21:01,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:01,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:21:01,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:21:01,901 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand 6 states. [2020-11-28 03:21:02,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:02,123 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2020-11-28 03:21:02,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:21:02,124 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-11-28 03:21:02,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:02,127 INFO L225 Difference]: With dead ends: 160 [2020-11-28 03:21:02,127 INFO L226 Difference]: Without dead ends: 83 [2020-11-28 03:21:02,128 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:21:02,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-11-28 03:21:02,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2020-11-28 03:21:02,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-11-28 03:21:02,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2020-11-28 03:21:02,143 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2020-11-28 03:21:02,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:02,143 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2020-11-28 03:21:02,144 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:21:02,144 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2020-11-28 03:21:02,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 03:21:02,146 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:02,146 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:02,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:21:02,148 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:02,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:02,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1583482167, now seen corresponding path program 1 times [2020-11-28 03:21:02,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:02,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263425170] [2020-11-28 03:21:02,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:02,239 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 03:21:02,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263425170] [2020-11-28 03:21:02,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:02,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:21:02,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317529456] [2020-11-28 03:21:02,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:02,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:02,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:02,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:02,242 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand 3 states. [2020-11-28 03:21:02,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:02,290 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2020-11-28 03:21:02,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:02,290 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-28 03:21:02,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:02,291 INFO L225 Difference]: With dead ends: 166 [2020-11-28 03:21:02,291 INFO L226 Difference]: Without dead ends: 89 [2020-11-28 03:21:02,292 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 03:21:02,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-11-28 03:21:02,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2020-11-28 03:21:02,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-11-28 03:21:02,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2020-11-28 03:21:02,310 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2020-11-28 03:21:02,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:02,311 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2020-11-28 03:21:02,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:02,311 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2020-11-28 03:21:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-28 03:21:02,313 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:02,313 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] [2020-11-28 03:21:02,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:21:02,314 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:02,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:02,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1877204683, now seen corresponding path program 1 times [2020-11-28 03:21:02,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:02,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705227814] [2020-11-28 03:21:02,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:02,488 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 03:21:02,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705227814] [2020-11-28 03:21:02,488 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:02,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-28 03:21:02,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944613342] [2020-11-28 03:21:02,489 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-28 03:21:02,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:02,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-28 03:21:02,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:21:02,491 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand 8 states. [2020-11-28 03:21:03,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:03,118 INFO L93 Difference]: Finished difference Result 568 states and 818 transitions. [2020-11-28 03:21:03,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-28 03:21:03,119 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2020-11-28 03:21:03,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:03,125 INFO L225 Difference]: With dead ends: 568 [2020-11-28 03:21:03,125 INFO L226 Difference]: Without dead ends: 487 [2020-11-28 03:21:03,126 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-11-28 03:21:03,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2020-11-28 03:21:03,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 204. [2020-11-28 03:21:03,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-11-28 03:21:03,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 283 transitions. [2020-11-28 03:21:03,175 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 283 transitions. Word has length 31 [2020-11-28 03:21:03,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:03,175 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 283 transitions. [2020-11-28 03:21:03,175 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-28 03:21:03,175 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 283 transitions. [2020-11-28 03:21:03,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-28 03:21:03,181 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:03,181 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 03:21:03,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:21:03,181 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:03,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:03,182 INFO L82 PathProgramCache]: Analyzing trace with hash 245419549, now seen corresponding path program 1 times [2020-11-28 03:21:03,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:03,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555294879] [2020-11-28 03:21:03,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:03,300 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:21:03,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555294879] [2020-11-28 03:21:03,301 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:03,301 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:21:03,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237680552] [2020-11-28 03:21:03,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:21:03,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:03,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:21:03,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:21:03,303 INFO L87 Difference]: Start difference. First operand 204 states and 283 transitions. Second operand 5 states. [2020-11-28 03:21:03,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:03,422 INFO L93 Difference]: Finished difference Result 540 states and 739 transitions. [2020-11-28 03:21:03,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:21:03,423 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-11-28 03:21:03,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:03,425 INFO L225 Difference]: With dead ends: 540 [2020-11-28 03:21:03,425 INFO L226 Difference]: Without dead ends: 342 [2020-11-28 03:21:03,426 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 03:21:03,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2020-11-28 03:21:03,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 225. [2020-11-28 03:21:03,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-11-28 03:21:03,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 304 transitions. [2020-11-28 03:21:03,451 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 304 transitions. Word has length 52 [2020-11-28 03:21:03,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:03,455 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 304 transitions. [2020-11-28 03:21:03,456 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:21:03,456 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 304 transitions. [2020-11-28 03:21:03,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-28 03:21:03,460 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:03,462 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 03:21:03,462 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:21:03,462 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:03,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:03,465 INFO L82 PathProgramCache]: Analyzing trace with hash 947019423, now seen corresponding path program 1 times [2020-11-28 03:21:03,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:03,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274832910] [2020-11-28 03:21:03,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:03,553 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:21:03,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274832910] [2020-11-28 03:21:03,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:03,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:21:03,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10841813] [2020-11-28 03:21:03,555 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:21:03,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:03,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:21:03,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:21:03,555 INFO L87 Difference]: Start difference. First operand 225 states and 304 transitions. Second operand 4 states. [2020-11-28 03:21:03,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:03,630 INFO L93 Difference]: Finished difference Result 476 states and 640 transitions. [2020-11-28 03:21:03,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 03:21:03,630 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-11-28 03:21:03,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:03,632 INFO L225 Difference]: With dead ends: 476 [2020-11-28 03:21:03,632 INFO L226 Difference]: Without dead ends: 257 [2020-11-28 03:21:03,633 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:21:03,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-11-28 03:21:03,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 191. [2020-11-28 03:21:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-11-28 03:21:03,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 252 transitions. [2020-11-28 03:21:03,651 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 252 transitions. Word has length 52 [2020-11-28 03:21:03,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:03,652 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 252 transitions. [2020-11-28 03:21:03,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:21:03,652 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 252 transitions. [2020-11-28 03:21:03,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-28 03:21:03,654 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:03,654 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] [2020-11-28 03:21:03,654 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:21:03,654 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:03,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:03,655 INFO L82 PathProgramCache]: Analyzing trace with hash -1748775905, now seen corresponding path program 1 times [2020-11-28 03:21:03,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:03,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259587808] [2020-11-28 03:21:03,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:03,803 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 03:21:03,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259587808] [2020-11-28 03:21:03,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:03,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:21:03,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756070650] [2020-11-28 03:21:03,806 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:21:03,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:03,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:21:03,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:21:03,809 INFO L87 Difference]: Start difference. First operand 191 states and 252 transitions. Second operand 6 states. [2020-11-28 03:21:04,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:04,045 INFO L93 Difference]: Finished difference Result 871 states and 1182 transitions. [2020-11-28 03:21:04,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:21:04,054 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2020-11-28 03:21:04,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:04,058 INFO L225 Difference]: With dead ends: 871 [2020-11-28 03:21:04,060 INFO L226 Difference]: Without dead ends: 686 [2020-11-28 03:21:04,061 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:21:04,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2020-11-28 03:21:04,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 374. [2020-11-28 03:21:04,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2020-11-28 03:21:04,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 490 transitions. [2020-11-28 03:21:04,104 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 490 transitions. Word has length 53 [2020-11-28 03:21:04,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:04,104 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 490 transitions. [2020-11-28 03:21:04,104 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:21:04,104 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 490 transitions. [2020-11-28 03:21:04,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 03:21:04,105 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:04,106 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:04,106 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:21:04,106 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:04,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:04,107 INFO L82 PathProgramCache]: Analyzing trace with hash 21614967, now seen corresponding path program 1 times [2020-11-28 03:21:04,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:04,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368552771] [2020-11-28 03:21:04,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 03:21:04,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368552771] [2020-11-28 03:21:04,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:04,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:21:04,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159858216] [2020-11-28 03:21:04,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:21:04,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:04,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:21:04,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:21:04,183 INFO L87 Difference]: Start difference. First operand 374 states and 490 transitions. Second operand 5 states. [2020-11-28 03:21:04,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:04,414 INFO L93 Difference]: Finished difference Result 1022 states and 1347 transitions. [2020-11-28 03:21:04,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:21:04,414 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-28 03:21:04,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:04,420 INFO L225 Difference]: With dead ends: 1022 [2020-11-28 03:21:04,420 INFO L226 Difference]: Without dead ends: 1020 [2020-11-28 03:21:04,421 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 03:21:04,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2020-11-28 03:21:04,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 374. [2020-11-28 03:21:04,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2020-11-28 03:21:04,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 488 transitions. [2020-11-28 03:21:04,467 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 488 transitions. Word has length 54 [2020-11-28 03:21:04,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:04,467 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 488 transitions. [2020-11-28 03:21:04,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:21:04,468 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 488 transitions. [2020-11-28 03:21:04,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-28 03:21:04,469 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:04,469 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:04,469 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:21:04,469 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:04,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:04,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1830258373, now seen corresponding path program 1 times [2020-11-28 03:21:04,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:04,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605140885] [2020-11-28 03:21:04,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:04,620 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:04,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605140885] [2020-11-28 03:21:04,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2060088752] [2020-11-28 03:21:04,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/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 03:21:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:04,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-28 03:21:04,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:21:04,866 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:04,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:21:04,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2020-11-28 03:21:04,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214853591] [2020-11-28 03:21:04,868 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:21:04,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:04,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:21:04,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:21:04,869 INFO L87 Difference]: Start difference. First operand 374 states and 488 transitions. Second operand 6 states. [2020-11-28 03:21:05,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:05,353 INFO L93 Difference]: Finished difference Result 1114 states and 1467 transitions. [2020-11-28 03:21:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:21:05,353 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-11-28 03:21:05,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:05,360 INFO L225 Difference]: With dead ends: 1114 [2020-11-28 03:21:05,360 INFO L226 Difference]: Without dead ends: 796 [2020-11-28 03:21:05,363 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-11-28 03:21:05,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2020-11-28 03:21:05,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 468. [2020-11-28 03:21:05,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2020-11-28 03:21:05,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 604 transitions. [2020-11-28 03:21:05,439 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 604 transitions. Word has length 60 [2020-11-28 03:21:05,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:05,440 INFO L481 AbstractCegarLoop]: Abstraction has 468 states and 604 transitions. [2020-11-28 03:21:05,440 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:21:05,440 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 604 transitions. [2020-11-28 03:21:05,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-28 03:21:05,442 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:05,442 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:05,657 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-11-28 03:21:05,657 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:05,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:05,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1241528829, now seen corresponding path program 2 times [2020-11-28 03:21:05,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:05,658 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021392833] [2020-11-28 03:21:05,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 03:21:05,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021392833] [2020-11-28 03:21:05,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:05,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:21:05,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842465345] [2020-11-28 03:21:05,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:21:05,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:05,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:21:05,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:21:05,868 INFO L87 Difference]: Start difference. First operand 468 states and 604 transitions. Second operand 5 states. [2020-11-28 03:21:06,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:06,224 INFO L93 Difference]: Finished difference Result 1412 states and 1840 transitions. [2020-11-28 03:21:06,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:21:06,226 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2020-11-28 03:21:06,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:06,231 INFO L225 Difference]: With dead ends: 1412 [2020-11-28 03:21:06,231 INFO L226 Difference]: Without dead ends: 998 [2020-11-28 03:21:06,233 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:21:06,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2020-11-28 03:21:06,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 644. [2020-11-28 03:21:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 644 states. [2020-11-28 03:21:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 644 states and 823 transitions. [2020-11-28 03:21:06,304 INFO L78 Accepts]: Start accepts. Automaton has 644 states and 823 transitions. Word has length 85 [2020-11-28 03:21:06,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:06,304 INFO L481 AbstractCegarLoop]: Abstraction has 644 states and 823 transitions. [2020-11-28 03:21:06,305 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:21:06,305 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 823 transitions. [2020-11-28 03:21:06,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-28 03:21:06,306 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:06,306 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:06,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 03:21:06,307 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:06,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:06,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1635895615, now seen corresponding path program 1 times [2020-11-28 03:21:06,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:06,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605502718] [2020-11-28 03:21:06,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:06,458 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-28 03:21:06,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605502718] [2020-11-28 03:21:06,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:06,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-28 03:21:06,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722679283] [2020-11-28 03:21:06,459 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 03:21:06,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:06,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:21:06,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:21:06,460 INFO L87 Difference]: Start difference. First operand 644 states and 823 transitions. Second operand 7 states. [2020-11-28 03:21:06,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:06,663 INFO L93 Difference]: Finished difference Result 1228 states and 1564 transitions. [2020-11-28 03:21:06,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 03:21:06,664 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 85 [2020-11-28 03:21:06,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:06,664 INFO L225 Difference]: With dead ends: 1228 [2020-11-28 03:21:06,665 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:21:06,666 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-11-28 03:21:06,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:21:06,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:21:06,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:21:06,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:21:06,667 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2020-11-28 03:21:06,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:06,667 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:21:06,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 03:21:06,667 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:21:06,668 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:21:06,668 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 03:21:06,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:21:06,872 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 77 [2020-11-28 03:21:07,361 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 189 [2020-11-28 03:21:07,769 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 177 [2020-11-28 03:21:07,951 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2020-11-28 03:21:08,070 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 109 [2020-11-28 03:21:08,199 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 110 [2020-11-28 03:21:08,488 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 173 [2020-11-28 03:21:08,821 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 179 [2020-11-28 03:21:09,418 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 25 [2020-11-28 03:21:09,560 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 15 [2020-11-28 03:21:10,521 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 22 [2020-11-28 03:21:10,863 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 25 [2020-11-28 03:21:11,548 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 25 [2020-11-28 03:21:11,851 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 29 [2020-11-28 03:21:12,186 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 23 [2020-11-28 03:21:12,427 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 31 [2020-11-28 03:21:13,151 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 31 [2020-11-28 03:21:13,714 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 15 [2020-11-28 03:21:13,933 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 31 [2020-11-28 03:21:14,096 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 15 [2020-11-28 03:21:14,278 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 16 [2020-11-28 03:21:14,484 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 27 [2020-11-28 03:21:14,487 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:21:14,487 INFO L274 CegarLoopResult]: For program point L169(lines 169 177) no Hoare annotation was computed. [2020-11-28 03:21:14,487 INFO L274 CegarLoopResult]: For program point L169-1(lines 169 177) no Hoare annotation was computed. [2020-11-28 03:21:14,487 INFO L274 CegarLoopResult]: For program point L169-2(lines 169 177) no Hoare annotation was computed. [2020-11-28 03:21:14,487 INFO L274 CegarLoopResult]: For program point L169-3(lines 169 177) no Hoare annotation was computed. [2020-11-28 03:21:14,488 INFO L274 CegarLoopResult]: For program point L169-4(lines 169 177) no Hoare annotation was computed. [2020-11-28 03:21:14,488 INFO L274 CegarLoopResult]: For program point L169-5(lines 169 177) no Hoare annotation was computed. [2020-11-28 03:21:14,488 INFO L270 CegarLoopResult]: At program point L963(lines 959 965) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~11 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~11 1)) [2020-11-28 03:21:14,488 INFO L270 CegarLoopResult]: At program point L107(lines 106 125) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~11 1)) [2020-11-28 03:21:14,488 INFO L274 CegarLoopResult]: For program point L107-1(lines 107 113) no Hoare annotation was computed. [2020-11-28 03:21:14,488 INFO L270 CegarLoopResult]: At program point L107-2(lines 106 125) the Hoare annotation is: false [2020-11-28 03:21:14,488 INFO L270 CegarLoopResult]: At program point L107-3(lines 106 125) the Hoare annotation is: false [2020-11-28 03:21:14,488 INFO L274 CegarLoopResult]: For program point L439(lines 439 443) no Hoare annotation was computed. [2020-11-28 03:21:14,488 INFO L274 CegarLoopResult]: For program point L373(lines 373 379) no Hoare annotation was computed. [2020-11-28 03:21:14,488 INFO L270 CegarLoopResult]: At program point L373-1(lines 373 379) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~11 1))) (or (and (= ~pumpRunning~0 0) .cse0 (<= 1 ~waterLevel~0) .cse1 .cse2 .cse3) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3))) [2020-11-28 03:21:14,489 INFO L270 CegarLoopResult]: At program point L507(lines 502 510) the Hoare annotation is: (and (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_processEnvironment_~tmp~2 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~11 1)) [2020-11-28 03:21:14,489 INFO L270 CegarLoopResult]: At program point L507-1(lines 502 510) the Hoare annotation is: false [2020-11-28 03:21:14,489 INFO L270 CegarLoopResult]: At program point L507-2(lines 502 510) the Hoare annotation is: false [2020-11-28 03:21:14,489 INFO L270 CegarLoopResult]: At program point L507-3(lines 502 510) the Hoare annotation is: false [2020-11-28 03:21:14,489 INFO L270 CegarLoopResult]: At program point L507-4(lines 502 510) the Hoare annotation is: false [2020-11-28 03:21:14,489 INFO L270 CegarLoopResult]: At program point L507-5(lines 502 510) the Hoare annotation is: false [2020-11-28 03:21:14,489 INFO L274 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,489 INFO L274 CegarLoopResult]: For program point L310-2(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,489 INFO L274 CegarLoopResult]: For program point L310-3(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,489 INFO L274 CegarLoopResult]: For program point L310-5(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,489 INFO L274 CegarLoopResult]: For program point L310-6(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,489 INFO L274 CegarLoopResult]: For program point L310-8(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,489 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-28 03:21:14,489 INFO L274 CegarLoopResult]: For program point L310-9(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,489 INFO L274 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-11(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-12(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-14(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-15(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-17(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-18(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-20(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-21(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-23(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-24(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-26(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-27(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-29(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-30(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-32(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,490 INFO L274 CegarLoopResult]: For program point L310-33(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,491 INFO L274 CegarLoopResult]: For program point L310-35(lines 310 314) no Hoare annotation was computed. [2020-11-28 03:21:14,491 INFO L270 CegarLoopResult]: At program point L114(lines 114 120) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~11 1))) (or (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) .cse0 (<= 1 ~waterLevel~0) .cse1 .cse2) (and (<= 2 ~waterLevel~0) .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| 1) .cse2))) [2020-11-28 03:21:14,491 INFO L270 CegarLoopResult]: At program point L114-1(lines 114 120) the Hoare annotation is: false [2020-11-28 03:21:14,491 INFO L270 CegarLoopResult]: At program point L114-2(lines 114 120) the Hoare annotation is: false [2020-11-28 03:21:14,491 INFO L270 CegarLoopResult]: At program point L316(lines 301 319) the Hoare annotation is: false [2020-11-28 03:21:14,491 INFO L270 CegarLoopResult]: At program point L316-1(lines 301 319) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~2 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~11 1))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~4 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse0 .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= 1 ~waterLevel~0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4 .cse5) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-28 03:21:14,491 INFO L270 CegarLoopResult]: At program point L316-2(lines 301 319) the Hoare annotation is: false [2020-11-28 03:21:14,491 INFO L270 CegarLoopResult]: At program point L316-3(lines 301 319) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~11 1))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~4 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= 1 ~waterLevel~0) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4))) [2020-11-28 03:21:14,491 INFO L270 CegarLoopResult]: At program point L316-4(lines 301 319) the Hoare annotation is: false [2020-11-28 03:21:14,491 INFO L270 CegarLoopResult]: At program point L316-5(lines 301 319) the Hoare annotation is: false [2020-11-28 03:21:14,491 INFO L270 CegarLoopResult]: At program point L316-6(lines 301 319) the Hoare annotation is: false [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L316-7(lines 301 319) the Hoare annotation is: false [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L316-8(lines 301 319) the Hoare annotation is: false [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L316-9(lines 301 319) the Hoare annotation is: false [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L316-10(lines 301 319) the Hoare annotation is: false [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L316-11(lines 301 319) the Hoare annotation is: false [2020-11-28 03:21:14,492 INFO L274 CegarLoopResult]: For program point L383(lines 383 394) no Hoare annotation was computed. [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L252(lines 245 255) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~11 1)) [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L252-1(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L252-2(lines 245 255) the Hoare annotation is: (and (= ULTIMATE.start_processEnvironment_~tmp~2 0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~11 1)) [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L252-3(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L252-4(lines 245 255) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~11 1)) [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L252-5(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,492 INFO L270 CegarLoopResult]: At program point L252-6(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,493 INFO L270 CegarLoopResult]: At program point L252-7(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,493 INFO L270 CegarLoopResult]: At program point L252-8(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,493 INFO L270 CegarLoopResult]: At program point L252-9(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,493 INFO L270 CegarLoopResult]: At program point L252-10(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,493 INFO L270 CegarLoopResult]: At program point L252-11(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,493 INFO L270 CegarLoopResult]: At program point L252-12(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,493 INFO L270 CegarLoopResult]: At program point L252-13(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,493 INFO L270 CegarLoopResult]: At program point L252-14(lines 245 255) the Hoare annotation is: false [2020-11-28 03:21:14,509 INFO L270 CegarLoopResult]: At program point L452(lines 447 455) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~11 1)) [2020-11-28 03:21:14,509 INFO L270 CegarLoopResult]: At program point L452-1(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,510 INFO L270 CegarLoopResult]: At program point L452-2(lines 447 455) the Hoare annotation is: (and (= ULTIMATE.start_processEnvironment_~tmp~2 0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~11 1)) [2020-11-28 03:21:14,510 INFO L270 CegarLoopResult]: At program point L452-3(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,510 INFO L270 CegarLoopResult]: At program point L452-4(lines 447 455) the Hoare annotation is: (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~11 1)) [2020-11-28 03:21:14,510 INFO L270 CegarLoopResult]: At program point L452-5(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,510 INFO L270 CegarLoopResult]: At program point L452-6(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,510 INFO L270 CegarLoopResult]: At program point L452-7(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,510 INFO L270 CegarLoopResult]: At program point L452-8(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,510 INFO L270 CegarLoopResult]: At program point L452-9(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,510 INFO L270 CegarLoopResult]: At program point L452-10(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,510 INFO L270 CegarLoopResult]: At program point L452-11(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,511 INFO L270 CegarLoopResult]: At program point L452-12(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,511 INFO L270 CegarLoopResult]: At program point L452-13(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,511 INFO L270 CegarLoopResult]: At program point L452-14(lines 447 455) the Hoare annotation is: false [2020-11-28 03:21:14,511 INFO L270 CegarLoopResult]: At program point L915-2(lines 915 929) the Hoare annotation is: false [2020-11-28 03:21:14,511 INFO L274 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-11-28 03:21:14,511 INFO L274 CegarLoopResult]: For program point L520(lines 520 533) no Hoare annotation was computed. [2020-11-28 03:21:14,511 INFO L270 CegarLoopResult]: At program point L520-1(lines 1 998) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_main_~tmp~11 ~waterLevel~0)) (.cse0 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7)) (.cse7 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~11 1))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5) (and (= ~methaneLevelCritical~0 0) .cse6 .cse7 .cse1 .cse2 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-28 03:21:14,511 INFO L274 CegarLoopResult]: For program point L520-2(lines 520 533) no Hoare annotation was computed. [2020-11-28 03:21:14,511 INFO L270 CegarLoopResult]: At program point L520-3(lines 1 998) the Hoare annotation is: false [2020-11-28 03:21:14,511 INFO L274 CegarLoopResult]: For program point L520-4(lines 520 533) no Hoare annotation was computed. [2020-11-28 03:21:14,511 INFO L270 CegarLoopResult]: At program point L520-5(lines 1 998) the Hoare annotation is: false [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point L389(lines 389 393) no Hoare annotation was computed. [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point L389-2(lines 107 113) no Hoare annotation was computed. [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point L191(lines 191 208) no Hoare annotation was computed. [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point L191-1(lines 191 208) no Hoare annotation was computed. [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point L191-2(lines 191 208) no Hoare annotation was computed. [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point L919(lines 919 923) no Hoare annotation was computed. [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point L919-1(lines 107 113) no Hoare annotation was computed. [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point L986(lines 986 993) no Hoare annotation was computed. [2020-11-28 03:21:14,512 INFO L277 CegarLoopResult]: At program point L986-1(lines 986 993) the Hoare annotation is: true [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point L524(lines 524 530) no Hoare annotation was computed. [2020-11-28 03:21:14,512 INFO L274 CegarLoopResult]: For program point L524-2(lines 524 530) no Hoare annotation was computed. [2020-11-28 03:21:14,513 INFO L274 CegarLoopResult]: For program point L524-4(lines 524 530) no Hoare annotation was computed. [2020-11-28 03:21:14,513 INFO L270 CegarLoopResult]: At program point L261(lines 256 264) the Hoare annotation is: false [2020-11-28 03:21:14,513 INFO L270 CegarLoopResult]: At program point L261-1(lines 256 264) the Hoare annotation is: false [2020-11-28 03:21:14,513 INFO L274 CegarLoopResult]: For program point L195(lines 195 203) no Hoare annotation was computed. [2020-11-28 03:21:14,513 INFO L270 CegarLoopResult]: At program point L261-2(lines 256 264) the Hoare annotation is: false [2020-11-28 03:21:14,513 INFO L274 CegarLoopResult]: For program point L195-1(lines 195 203) no Hoare annotation was computed. [2020-11-28 03:21:14,513 INFO L274 CegarLoopResult]: For program point L195-2(lines 195 203) no Hoare annotation was computed. [2020-11-28 03:21:14,513 INFO L274 CegarLoopResult]: For program point L329(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,513 INFO L274 CegarLoopResult]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,513 INFO L274 CegarLoopResult]: For program point L329-3(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point L329-5(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point L329-6(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point L329-8(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point L329-9(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point L329-11(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point L329-12(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point L329-14(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point L329-15(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:21:14,514 INFO L274 CegarLoopResult]: For program point L329-17(lines 329 333) no Hoare annotation was computed. [2020-11-28 03:21:14,515 INFO L270 CegarLoopResult]: At program point L399(lines 352 400) the Hoare annotation is: false [2020-11-28 03:21:14,515 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:21:14,515 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:21:14,515 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:21:14,515 INFO L277 CegarLoopResult]: At program point L995(lines 976 998) the Hoare annotation is: true [2020-11-28 03:21:14,515 INFO L270 CegarLoopResult]: At program point L335(lines 320 338) the Hoare annotation is: (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 0) (not (= |ULTIMATE.start_isLowWaterLevel_#res| 0)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_processEnvironment_~tmp~2 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ULTIMATE.start_isLowWaterLevel_~tmp___0~1 0)) (= ULTIMATE.start_main_~tmp~11 1)) [2020-11-28 03:21:14,515 INFO L270 CegarLoopResult]: At program point L335-1(lines 320 338) the Hoare annotation is: false [2020-11-28 03:21:14,516 INFO L270 CegarLoopResult]: At program point L335-2(lines 320 338) the Hoare annotation is: false [2020-11-28 03:21:14,516 INFO L270 CegarLoopResult]: At program point L335-3(lines 320 338) the Hoare annotation is: false [2020-11-28 03:21:14,516 INFO L270 CegarLoopResult]: At program point L335-4(lines 320 338) the Hoare annotation is: false [2020-11-28 03:21:14,516 INFO L270 CegarLoopResult]: At program point L335-5(lines 320 338) the Hoare annotation is: false [2020-11-28 03:21:14,516 INFO L274 CegarLoopResult]: For program point L139(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,516 INFO L274 CegarLoopResult]: For program point L139-1(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,516 INFO L274 CegarLoopResult]: For program point L139-2(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,517 INFO L274 CegarLoopResult]: For program point L139-3(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,517 INFO L274 CegarLoopResult]: For program point L139-4(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,517 INFO L274 CegarLoopResult]: For program point L139-5(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,517 INFO L274 CegarLoopResult]: For program point L139-6(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,517 INFO L274 CegarLoopResult]: For program point L139-7(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,517 INFO L274 CegarLoopResult]: For program point L139-8(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,517 INFO L274 CegarLoopResult]: For program point L139-9(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,517 INFO L274 CegarLoopResult]: For program point L139-10(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,518 INFO L274 CegarLoopResult]: For program point L139-11(lines 139 156) no Hoare annotation was computed. [2020-11-28 03:21:14,518 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:21:14,518 INFO L270 CegarLoopResult]: At program point L76(lines 1 998) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:21:14,518 INFO L274 CegarLoopResult]: For program point L143(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,518 INFO L274 CegarLoopResult]: For program point L143-1(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,518 INFO L274 CegarLoopResult]: For program point L143-2(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,519 INFO L274 CegarLoopResult]: For program point L143-3(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,519 INFO L274 CegarLoopResult]: For program point L143-4(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,519 INFO L274 CegarLoopResult]: For program point L143-5(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,519 INFO L274 CegarLoopResult]: For program point L143-6(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,519 INFO L274 CegarLoopResult]: For program point L143-7(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,519 INFO L274 CegarLoopResult]: For program point L143-8(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,519 INFO L274 CegarLoopResult]: For program point L143-9(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,519 INFO L274 CegarLoopResult]: For program point L143-10(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,520 INFO L274 CegarLoopResult]: For program point L143-11(lines 143 151) no Hoare annotation was computed. [2020-11-28 03:21:14,520 INFO L270 CegarLoopResult]: At program point L84(lines 79 87) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:21:14,520 INFO L274 CegarLoopResult]: For program point L415(lines 415 419) no Hoare annotation was computed. [2020-11-28 03:21:14,520 INFO L274 CegarLoopResult]: For program point L415-3(lines 415 419) no Hoare annotation was computed. [2020-11-28 03:21:14,520 INFO L274 CegarLoopResult]: For program point L415-6(lines 415 419) no Hoare annotation was computed. [2020-11-28 03:21:14,520 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:21:14,520 INFO L270 CegarLoopResult]: At program point L484(lines 479 487) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~11 1))) (or (and (= ~pumpRunning~0 0) .cse0 (<= 1 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-11-28 03:21:14,521 INFO L270 CegarLoopResult]: At program point L484-1(lines 479 487) the Hoare annotation is: false [2020-11-28 03:21:14,521 INFO L270 CegarLoopResult]: At program point L484-2(lines 479 487) the Hoare annotation is: false [2020-11-28 03:21:14,521 INFO L274 CegarLoopResult]: For program point L354(lines 353 398) no Hoare annotation was computed. [2020-11-28 03:21:14,521 INFO L274 CegarLoopResult]: For program point L355(lines 355 359) no Hoare annotation was computed. [2020-11-28 03:21:14,521 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:21:14,521 INFO L274 CegarLoopResult]: For program point L227(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,521 INFO L274 CegarLoopResult]: For program point L227-2(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,522 INFO L274 CegarLoopResult]: For program point L227-4(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,522 INFO L274 CegarLoopResult]: For program point L227-6(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,522 INFO L274 CegarLoopResult]: For program point L227-8(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,522 INFO L274 CegarLoopResult]: For program point L227-10(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,522 INFO L274 CegarLoopResult]: For program point L227-12(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,522 INFO L274 CegarLoopResult]: For program point L227-14(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,522 INFO L274 CegarLoopResult]: For program point L227-16(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,522 INFO L274 CegarLoopResult]: For program point L227-18(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,523 INFO L274 CegarLoopResult]: For program point L227-20(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,523 INFO L274 CegarLoopResult]: For program point L227-22(lines 227 233) no Hoare annotation was computed. [2020-11-28 03:21:14,523 INFO L274 CegarLoopResult]: For program point L492(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,523 INFO L274 CegarLoopResult]: For program point L492-1(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,523 INFO L274 CegarLoopResult]: For program point L492-2(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,523 INFO L274 CegarLoopResult]: For program point L492-3(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,523 INFO L274 CegarLoopResult]: For program point L492-4(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,523 INFO L274 CegarLoopResult]: For program point L492-5(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,524 INFO L274 CegarLoopResult]: For program point L492-6(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,524 INFO L274 CegarLoopResult]: For program point L492-7(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,524 INFO L274 CegarLoopResult]: For program point L492-8(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,524 INFO L274 CegarLoopResult]: For program point L492-9(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,524 INFO L274 CegarLoopResult]: For program point L492-10(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,524 INFO L274 CegarLoopResult]: For program point L492-11(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:21:14,524 INFO L274 CegarLoopResult]: For program point L427(lines 427 431) no Hoare annotation was computed. [2020-11-28 03:21:14,524 INFO L274 CegarLoopResult]: For program point L363(lines 363 369) no Hoare annotation was computed. [2020-11-28 03:21:14,525 INFO L270 CegarLoopResult]: At program point L363-1(lines 363 369) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~11 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~11 1))) (or (and (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7) .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5))) [2020-11-28 03:21:14,525 INFO L274 CegarLoopResult]: For program point L165(lines 165 182) no Hoare annotation was computed. [2020-11-28 03:21:14,525 INFO L274 CegarLoopResult]: For program point L165-1(lines 165 182) no Hoare annotation was computed. [2020-11-28 03:21:14,525 INFO L274 CegarLoopResult]: For program point L165-2(lines 165 182) no Hoare annotation was computed. [2020-11-28 03:21:14,525 INFO L274 CegarLoopResult]: For program point L165-3(lines 165 182) no Hoare annotation was computed. [2020-11-28 03:21:14,525 INFO L274 CegarLoopResult]: For program point L165-4(lines 165 182) no Hoare annotation was computed. [2020-11-28 03:21:14,525 INFO L274 CegarLoopResult]: For program point L165-5(lines 165 182) no Hoare annotation was computed. [2020-11-28 03:21:14,526 INFO L270 CegarLoopResult]: At program point L497(lines 488 501) the Hoare annotation is: false [2020-11-28 03:21:14,526 INFO L270 CegarLoopResult]: At program point L497-1(lines 488 501) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~2 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~11 1))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4 .cse5))) [2020-11-28 03:21:14,526 INFO L270 CegarLoopResult]: At program point L497-2(lines 488 501) the Hoare annotation is: false [2020-11-28 03:21:14,526 INFO L270 CegarLoopResult]: At program point L497-3(lines 488 501) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~11 1))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4))) [2020-11-28 03:21:14,526 INFO L270 CegarLoopResult]: At program point L497-4(lines 488 501) the Hoare annotation is: false [2020-11-28 03:21:14,526 INFO L270 CegarLoopResult]: At program point L497-5(lines 488 501) the Hoare annotation is: false [2020-11-28 03:21:14,527 INFO L270 CegarLoopResult]: At program point L497-6(lines 488 501) the Hoare annotation is: false [2020-11-28 03:21:14,527 INFO L270 CegarLoopResult]: At program point L497-7(lines 488 501) the Hoare annotation is: false [2020-11-28 03:21:14,527 INFO L270 CegarLoopResult]: At program point L497-8(lines 488 501) the Hoare annotation is: false [2020-11-28 03:21:14,527 INFO L270 CegarLoopResult]: At program point L497-9(lines 488 501) the Hoare annotation is: false [2020-11-28 03:21:14,527 INFO L270 CegarLoopResult]: At program point L497-10(lines 488 501) the Hoare annotation is: false [2020-11-28 03:21:14,527 INFO L270 CegarLoopResult]: At program point L497-11(lines 488 501) the Hoare annotation is: false [2020-11-28 03:21:14,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:21:14 BoogieIcfgContainer [2020-11-28 03:21:14,570 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:21:14,571 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:21:14,571 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:21:14,571 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:21:14,572 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:21:01" (3/4) ... [2020-11-28 03:21:14,574 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:21:14,600 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:21:14,603 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:21:14,605 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:21:14,608 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:21:14,610 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:21:14,612 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:21:14,615 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:21:14,641 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == waterLevel && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-11-28 03:21:14,641 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((methaneLevelCritical == 0 && tmp == waterLevel) && pumpRunning == 0) && tmp == systemActive) && \result == 1) && tmp == 1 [2020-11-28 03:21:14,641 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= tmp && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && 1 <= \result) && \result == 1) && tmp == 1) || ((((((methaneLevelCritical == 0 && tmp == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1)) || (((((((tmp == waterLevel && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && 1 <= \result) && \result == 1) && tmp == 1) [2020-11-28 03:21:14,642 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((methaneLevelCritical == 0 && tmp == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1)) || (((((((tmp == waterLevel && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && 1 <= \result) && \result == 1) && tmp == 1) [2020-11-28 03:21:14,642 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && tmp == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) [2020-11-28 03:21:14,643 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && tmp == 1 [2020-11-28 03:21:14,643 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && tmp == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) [2020-11-28 03:21:14,644 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && 1 <= \result) && \result == 1) && tmp == 1) || (((((2 <= waterLevel && splverifierCounter == 0) && tmp == systemActive) && 1 <= \result) && \result == 1) && tmp == 1) [2020-11-28 03:21:14,645 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && tmp == 1 [2020-11-28 03:21:14,646 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && tmp == 1 [2020-11-28 03:21:14,647 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) || ((((((pumpRunning == 0 && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && \result == 1) && tmp == 1) [2020-11-28 03:21:14,651 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) || (((((((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && \result == 1) && tmp == 1) [2020-11-28 03:21:14,654 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && tmp == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && tmp == 1 [2020-11-28 03:21:14,656 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) || (((((((tmp == 0 && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && \result == 1) && tmp == 1) [2020-11-28 03:21:14,656 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && !(\result == 0)) && \result == 0) && tmp == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && !(tmp___0 == 0)) && tmp == 1 [2020-11-28 03:21:14,657 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1 [2020-11-28 03:21:14,657 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 1 && \result == 0) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && \result == 1) && tmp == 1) || ((((((tmp == 0 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) [2020-11-28 03:21:14,657 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1 [2020-11-28 03:21:14,658 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1 [2020-11-28 03:21:14,659 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1 [2020-11-28 03:21:14,785 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_74b1dc78-e29b-4def-b58d-7ae27297413a/bin/uautomizer/witness.graphml [2020-11-28 03:21:14,785 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:21:14,787 INFO L168 Benchmark]: Toolchain (without parser) took 16145.59 ms. Allocated memory was 92.3 MB in the beginning and 327.2 MB in the end (delta: 234.9 MB). Free memory was 62.9 MB in the beginning and 130.4 MB in the end (delta: -67.5 MB). Peak memory consumption was 166.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:14,787 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:21:14,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 564.66 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 62.9 MB in the beginning and 80.8 MB in the end (delta: -17.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:14,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.90 ms. Allocated memory is still 115.3 MB. Free memory was 80.6 MB in the beginning and 74.5 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:14,788 INFO L168 Benchmark]: Boogie Preprocessor took 146.49 ms. Allocated memory is still 115.3 MB. Free memory was 74.5 MB in the beginning and 70.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:14,788 INFO L168 Benchmark]: RCFGBuilder took 1589.17 ms. Allocated memory is still 115.3 MB. Free memory was 70.3 MB in the beginning and 72.2 MB in the end (delta: -1.9 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:14,789 INFO L168 Benchmark]: TraceAbstraction took 13501.20 ms. Allocated memory was 115.3 MB in the beginning and 327.2 MB in the end (delta: 211.8 MB). Free memory was 71.4 MB in the beginning and 150.3 MB in the end (delta: -79.0 MB). Peak memory consumption was 178.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:14,789 INFO L168 Benchmark]: Witness Printer took 214.51 ms. Allocated memory is still 327.2 MB. Free memory was 150.3 MB in the beginning and 130.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:14,792 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 564.66 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 62.9 MB in the beginning and 80.8 MB in the end (delta: -17.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 120.90 ms. Allocated memory is still 115.3 MB. Free memory was 80.6 MB in the beginning and 74.5 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 146.49 ms. Allocated memory is still 115.3 MB. Free memory was 74.5 MB in the beginning and 70.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1589.17 ms. Allocated memory is still 115.3 MB. Free memory was 70.3 MB in the beginning and 72.2 MB in the end (delta: -1.9 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13501.20 ms. Allocated memory was 115.3 MB in the beginning and 327.2 MB in the end (delta: 211.8 MB). Free memory was 71.4 MB in the beginning and 150.3 MB in the end (delta: -79.0 MB). Peak memory consumption was 178.0 MB. Max. memory is 16.1 GB. * Witness Printer took 214.51 ms. Allocated memory is still 327.2 MB. Free memory was 150.3 MB in the beginning and 130.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 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: 245]: Loop Invariant Derived loop invariant: (((((tmp == 0 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: (((((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) || ((((((pumpRunning == 0 && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && \result == 1) && tmp == 1) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && tmp == 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: (((\result == waterLevel && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && tmp == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: ((((((tmp == 0 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) || (((((((tmp == 0 && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && \result == 1) && tmp == 1) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: (((((\result == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && tmp == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((1 <= tmp && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && 1 <= \result) && \result == 1) && tmp == 1) || ((((((methaneLevelCritical == 0 && tmp == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1)) || (((((((tmp == waterLevel && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && 1 <= \result) && \result == 1) && tmp == 1) - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && 1 <= \result) && \result == 1) && tmp == 1) || (((((2 <= waterLevel && splverifierCounter == 0) && tmp == systemActive) && 1 <= \result) && \result == 1) && tmp == 1) - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (((((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) || (((((((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && \result == 1) && tmp == 1) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == 0 && tmp == waterLevel) && pumpRunning == 0) && tmp == systemActive) && \result == 1) && tmp == 1 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: (((((((methaneLevelCritical == 0 && tmp == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) || ((((2 <= waterLevel && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1)) || (((((((tmp == waterLevel && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && 1 <= \result) && \result == 1) && tmp == 1) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && tmp == 1 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: ((((((((((tmp == 1 && \result == 0) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && \result == 1) && tmp == 1) || ((((((tmp == 0 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && tmp == 1 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((((tmp == 0 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) && tmp == 1 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: (((((\result == 0 && tmp == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && tmp == 1 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && !(\result == 0)) && \result == 0) && tmp == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == systemActive) && \result == 1) && !(tmp___0 == 0)) && tmp == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.5s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1887 SDtfs, 3196 SDslu, 3188 SDs, 0 SdLazy, 504 SolverSat, 111 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 165 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=644occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2108 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 90 LocationsWithAnnotation, 90 PreInvPairs, 296 NumberOfFragments, 748 HoareAnnotationTreeSize, 90 FomulaSimplifications, 1414815 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 90 FomulaSimplificationsInter, 165006 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 612 NumberOfCodeBlocks, 612 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 599 ConstructedInterpolants, 0 QuantifiedInterpolants, 57562 SizeOfPredicates, 4 NumberOfNonLiveVariables, 456 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 184/190 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...