./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label05.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 49868ba3cc530a9d4dc385567f0a9711da3734c2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-16 00:09:41,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:09:41,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:09:41,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:09:41,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:09:41,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:09:41,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:09:41,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:09:41,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:09:41,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:09:41,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:09:41,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:09:41,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:09:41,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:09:41,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:09:41,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:09:41,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:09:41,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:09:41,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:09:41,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:09:41,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:09:41,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:09:41,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:09:41,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:09:41,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:09:41,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:09:41,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:09:41,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:09:41,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:09:41,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:09:41,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:09:41,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:09:41,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:09:41,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:09:41,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:09:41,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:09:41,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:09:41,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:09:41,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:09:41,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:09:41,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:09:41,239 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 00:09:41,258 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:09:41,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:09:41,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:09:41,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:09:41,260 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:09:41,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:09:41,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:09:41,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:09:41,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:09:41,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:09:41,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:09:41,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:09:41,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:09:41,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:09:41,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:09:41,264 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:09:41,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:09:41,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:09:41,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:09:41,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:09:41,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:09:41,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:09:41,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:09:41,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:09:41,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:09:41,267 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:09:41,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:09:41,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:09:41,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49868ba3cc530a9d4dc385567f0a9711da3734c2 [2019-11-16 00:09:41,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:09:41,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:09:41,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:09:41,326 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:09:41,326 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:09:41,327 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label05.c [2019-11-16 00:09:41,404 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/data/cac8f1cd0/6236f996ed324483a0047773410a98d0/FLAGec9976fa4 [2019-11-16 00:09:41,858 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:09:41,860 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/sv-benchmarks/c/eca-rers2012/Problem02_label05.c [2019-11-16 00:09:41,872 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/data/cac8f1cd0/6236f996ed324483a0047773410a98d0/FLAGec9976fa4 [2019-11-16 00:09:42,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/data/cac8f1cd0/6236f996ed324483a0047773410a98d0 [2019-11-16 00:09:42,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:09:42,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:09:42,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:09:42,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:09:42,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:09:42,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12535d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42, skipping insertion in model container [2019-11-16 00:09:42,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,152 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:09:42,195 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:09:42,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:09:42,602 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:09:42,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:09:42,744 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:09:42,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42 WrapperNode [2019-11-16 00:09:42,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:09:42,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:09:42,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:09:42,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:09:42,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:09:42,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:09:42,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:09:42,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:09:42,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (1/1) ... [2019-11-16 00:09:42,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:09:42,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:09:42,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:09:42,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:09:42,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:09:43,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:09:43,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:09:44,189 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:09:44,190 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-16 00:09:44,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:09:44 BoogieIcfgContainer [2019-11-16 00:09:44,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:09:44,192 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:09:44,192 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:09:44,195 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:09:44,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:09:42" (1/3) ... [2019-11-16 00:09:44,196 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782ec824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:09:44, skipping insertion in model container [2019-11-16 00:09:44,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:42" (2/3) ... [2019-11-16 00:09:44,197 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782ec824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:09:44, skipping insertion in model container [2019-11-16 00:09:44,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:09:44" (3/3) ... [2019-11-16 00:09:44,199 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label05.c [2019-11-16 00:09:44,209 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:09:44,216 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-16 00:09:44,227 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-16 00:09:44,254 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:09:44,254 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:09:44,254 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:09:44,254 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:09:44,255 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:09:44,255 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:09:44,255 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:09:44,255 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:09:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-16 00:09:44,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-16 00:09:44,290 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:09:44,291 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:09:44,293 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:09:44,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:09:44,299 INFO L82 PathProgramCache]: Analyzing trace with hash 224978685, now seen corresponding path program 1 times [2019-11-16 00:09:44,308 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:09:44,308 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710576955] [2019-11-16 00:09:44,309 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:44,309 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:44,309 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:09:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:09:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:09:44,722 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710576955] [2019-11-16 00:09:44,723 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:09:44,723 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:09:44,724 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309215912] [2019-11-16 00:09:44,733 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-16 00:09:44,733 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:09:44,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-16 00:09:44,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:09:44,747 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-16 00:09:46,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:09:46,194 INFO L93 Difference]: Finished difference Result 739 states and 1311 transitions. [2019-11-16 00:09:46,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-16 00:09:46,196 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2019-11-16 00:09:46,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:09:46,221 INFO L225 Difference]: With dead ends: 739 [2019-11-16 00:09:46,221 INFO L226 Difference]: Without dead ends: 445 [2019-11-16 00:09:46,230 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:09:46,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2019-11-16 00:09:46,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 445. [2019-11-16 00:09:46,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2019-11-16 00:09:46,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 664 transitions. [2019-11-16 00:09:46,339 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 664 transitions. Word has length 126 [2019-11-16 00:09:46,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:09:46,341 INFO L462 AbstractCegarLoop]: Abstraction has 445 states and 664 transitions. [2019-11-16 00:09:46,341 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-16 00:09:46,341 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 664 transitions. [2019-11-16 00:09:46,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-16 00:09:46,346 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:09:46,346 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:09:46,346 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:09:46,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:09:46,346 INFO L82 PathProgramCache]: Analyzing trace with hash -2036409026, now seen corresponding path program 1 times [2019-11-16 00:09:46,346 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:09:46,347 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669970863] [2019-11-16 00:09:46,347 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:46,347 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:46,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:09:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:09:46,462 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:09:46,462 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669970863] [2019-11-16 00:09:46,462 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:09:46,463 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:09:46,463 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273092123] [2019-11-16 00:09:46,466 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-16 00:09:46,466 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:09:46,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-16 00:09:46,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:09:46,467 INFO L87 Difference]: Start difference. First operand 445 states and 664 transitions. Second operand 4 states. [2019-11-16 00:09:47,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:09:47,316 INFO L93 Difference]: Finished difference Result 1468 states and 2192 transitions. [2019-11-16 00:09:47,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-16 00:09:47,316 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 144 [2019-11-16 00:09:47,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:09:47,322 INFO L225 Difference]: With dead ends: 1468 [2019-11-16 00:09:47,322 INFO L226 Difference]: Without dead ends: 1025 [2019-11-16 00:09:47,324 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:09:47,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1025 states. [2019-11-16 00:09:47,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1025 to 729. [2019-11-16 00:09:47,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 729 states. [2019-11-16 00:09:47,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1052 transitions. [2019-11-16 00:09:47,351 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1052 transitions. Word has length 144 [2019-11-16 00:09:47,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:09:47,352 INFO L462 AbstractCegarLoop]: Abstraction has 729 states and 1052 transitions. [2019-11-16 00:09:47,352 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-16 00:09:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1052 transitions. [2019-11-16 00:09:47,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-16 00:09:47,357 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:09:47,357 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:09:47,357 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:09:47,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:09:47,358 INFO L82 PathProgramCache]: Analyzing trace with hash 562597236, now seen corresponding path program 1 times [2019-11-16 00:09:47,358 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:09:47,358 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38916621] [2019-11-16 00:09:47,358 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:47,358 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:47,359 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:09:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:09:47,423 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:09:47,424 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38916621] [2019-11-16 00:09:47,424 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:09:47,424 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-16 00:09:47,424 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516909501] [2019-11-16 00:09:47,425 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-16 00:09:47,425 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:09:47,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-16 00:09:47,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:09:47,425 INFO L87 Difference]: Start difference. First operand 729 states and 1052 transitions. Second operand 3 states. [2019-11-16 00:09:47,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:09:47,938 INFO L93 Difference]: Finished difference Result 2019 states and 2906 transitions. [2019-11-16 00:09:47,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:09:47,939 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2019-11-16 00:09:47,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:09:47,946 INFO L225 Difference]: With dead ends: 2019 [2019-11-16 00:09:47,946 INFO L226 Difference]: Without dead ends: 1292 [2019-11-16 00:09:47,947 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:09:47,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2019-11-16 00:09:47,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1292. [2019-11-16 00:09:47,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1292 states. [2019-11-16 00:09:47,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1292 states and 1740 transitions. [2019-11-16 00:09:47,977 INFO L78 Accepts]: Start accepts. Automaton has 1292 states and 1740 transitions. Word has length 148 [2019-11-16 00:09:47,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:09:47,978 INFO L462 AbstractCegarLoop]: Abstraction has 1292 states and 1740 transitions. [2019-11-16 00:09:47,978 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-16 00:09:47,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1740 transitions. [2019-11-16 00:09:47,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-16 00:09:47,981 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:09:47,982 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 1, 1, 1, 1, 1] [2019-11-16 00:09:47,982 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:09:47,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:09:47,982 INFO L82 PathProgramCache]: Analyzing trace with hash -427762560, now seen corresponding path program 1 times [2019-11-16 00:09:47,983 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:09:47,983 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725073245] [2019-11-16 00:09:47,983 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:47,983 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:47,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:09:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:09:48,102 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:09:48,102 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725073245] [2019-11-16 00:09:48,102 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:09:48,102 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:09:48,102 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765068738] [2019-11-16 00:09:48,103 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-16 00:09:48,104 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:09:48,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-16 00:09:48,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:09:48,104 INFO L87 Difference]: Start difference. First operand 1292 states and 1740 transitions. Second operand 4 states. [2019-11-16 00:09:48,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:09:48,992 INFO L93 Difference]: Finished difference Result 3847 states and 5106 transitions. [2019-11-16 00:09:48,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-16 00:09:48,992 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 157 [2019-11-16 00:09:48,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:09:49,006 INFO L225 Difference]: With dead ends: 3847 [2019-11-16 00:09:49,006 INFO L226 Difference]: Without dead ends: 2557 [2019-11-16 00:09:49,008 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:09:49,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2557 states. [2019-11-16 00:09:49,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2557 to 2133. [2019-11-16 00:09:49,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2133 states. [2019-11-16 00:09:49,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 2133 states and 2651 transitions. [2019-11-16 00:09:49,063 INFO L78 Accepts]: Start accepts. Automaton has 2133 states and 2651 transitions. Word has length 157 [2019-11-16 00:09:49,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:09:49,064 INFO L462 AbstractCegarLoop]: Abstraction has 2133 states and 2651 transitions. [2019-11-16 00:09:49,065 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-16 00:09:49,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2651 transitions. [2019-11-16 00:09:49,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-16 00:09:49,069 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:09:49,070 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 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, 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] [2019-11-16 00:09:49,070 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:09:49,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:09:49,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1377673417, now seen corresponding path program 1 times [2019-11-16 00:09:49,071 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:09:49,071 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759535498] [2019-11-16 00:09:49,071 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:49,072 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:49,072 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:09:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:09:49,180 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-16 00:09:49,181 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759535498] [2019-11-16 00:09:49,181 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:09:49,181 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-16 00:09:49,181 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786833620] [2019-11-16 00:09:49,183 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-16 00:09:49,184 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:09:49,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-16 00:09:49,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:09:49,184 INFO L87 Difference]: Start difference. First operand 2133 states and 2651 transitions. Second operand 4 states. [2019-11-16 00:09:49,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:09:49,819 INFO L93 Difference]: Finished difference Result 4264 states and 5300 transitions. [2019-11-16 00:09:49,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:09:49,819 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 164 [2019-11-16 00:09:49,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:09:49,830 INFO L225 Difference]: With dead ends: 4264 [2019-11-16 00:09:49,830 INFO L226 Difference]: Without dead ends: 2133 [2019-11-16 00:09:49,832 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:09:49,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2133 states. [2019-11-16 00:09:49,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2133 to 1713. [2019-11-16 00:09:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1713 states. [2019-11-16 00:09:49,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1713 states and 2014 transitions. [2019-11-16 00:09:49,871 INFO L78 Accepts]: Start accepts. Automaton has 1713 states and 2014 transitions. Word has length 164 [2019-11-16 00:09:49,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:09:49,872 INFO L462 AbstractCegarLoop]: Abstraction has 1713 states and 2014 transitions. [2019-11-16 00:09:49,872 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-16 00:09:49,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2014 transitions. [2019-11-16 00:09:49,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-16 00:09:49,876 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:09:49,876 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 1, 1, 1, 1, 1, 1] [2019-11-16 00:09:49,876 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:09:49,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:09:49,877 INFO L82 PathProgramCache]: Analyzing trace with hash 598951767, now seen corresponding path program 1 times [2019-11-16 00:09:49,877 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:09:49,877 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682125864] [2019-11-16 00:09:49,877 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:49,883 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:49,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:09:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:09:49,964 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-16 00:09:49,964 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682125864] [2019-11-16 00:09:49,965 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:09:49,965 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:09:49,966 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214223894] [2019-11-16 00:09:49,966 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-16 00:09:49,966 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:09:49,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-16 00:09:49,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:09:49,967 INFO L87 Difference]: Start difference. First operand 1713 states and 2014 transitions. Second operand 3 states. [2019-11-16 00:09:50,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:09:50,458 INFO L93 Difference]: Finished difference Result 3710 states and 4325 transitions. [2019-11-16 00:09:50,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:09:50,459 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 177 [2019-11-16 00:09:50,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:09:50,467 INFO L225 Difference]: With dead ends: 3710 [2019-11-16 00:09:50,467 INFO L226 Difference]: Without dead ends: 1857 [2019-11-16 00:09:50,469 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:09:50,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1857 states. [2019-11-16 00:09:50,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1857 to 1711. [2019-11-16 00:09:50,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1711 states. [2019-11-16 00:09:50,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1711 states and 1947 transitions. [2019-11-16 00:09:50,506 INFO L78 Accepts]: Start accepts. Automaton has 1711 states and 1947 transitions. Word has length 177 [2019-11-16 00:09:50,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:09:50,507 INFO L462 AbstractCegarLoop]: Abstraction has 1711 states and 1947 transitions. [2019-11-16 00:09:50,507 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-16 00:09:50,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 1947 transitions. [2019-11-16 00:09:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-11-16 00:09:50,511 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:09:50,511 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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] [2019-11-16 00:09:50,511 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:09:50,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:09:50,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1414473184, now seen corresponding path program 1 times [2019-11-16 00:09:50,521 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:09:50,521 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332701799] [2019-11-16 00:09:50,521 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:50,521 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:50,521 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:09:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:09:50,588 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-16 00:09:50,589 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332701799] [2019-11-16 00:09:50,589 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:09:50,589 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:09:50,589 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151749429] [2019-11-16 00:09:50,590 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-16 00:09:50,590 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:09:50,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-16 00:09:50,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:09:50,590 INFO L87 Difference]: Start difference. First operand 1711 states and 1947 transitions. Second operand 3 states. [2019-11-16 00:09:50,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:09:50,985 INFO L93 Difference]: Finished difference Result 4116 states and 4672 transitions. [2019-11-16 00:09:50,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:09:50,986 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 186 [2019-11-16 00:09:50,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:09:50,992 INFO L225 Difference]: With dead ends: 4116 [2019-11-16 00:09:50,993 INFO L226 Difference]: Without dead ends: 1704 [2019-11-16 00:09:50,995 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:09:50,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1704 states. [2019-11-16 00:09:51,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1704 to 1564. [2019-11-16 00:09:51,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1564 states. [2019-11-16 00:09:51,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1564 states and 1712 transitions. [2019-11-16 00:09:51,023 INFO L78 Accepts]: Start accepts. Automaton has 1564 states and 1712 transitions. Word has length 186 [2019-11-16 00:09:51,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:09:51,024 INFO L462 AbstractCegarLoop]: Abstraction has 1564 states and 1712 transitions. [2019-11-16 00:09:51,024 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-16 00:09:51,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1712 transitions. [2019-11-16 00:09:51,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-16 00:09:51,028 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:09:51,028 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:09:51,028 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:09:51,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:09:51,029 INFO L82 PathProgramCache]: Analyzing trace with hash 9217155, now seen corresponding path program 1 times [2019-11-16 00:09:51,029 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:09:51,029 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353832938] [2019-11-16 00:09:51,029 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:51,029 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:09:51,029 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:09:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:09:51,198 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-16 00:09:51,199 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353832938] [2019-11-16 00:09:51,199 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820173064] [2019-11-16 00:09:51,199 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/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 [2019-11-16 00:09:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:09:51,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-16 00:09:51,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-16 00:09:51,389 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-16 00:09:51,390 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-16 00:09:51,390 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2019-11-16 00:09:51,391 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872022662] [2019-11-16 00:09:51,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-16 00:09:51,392 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:09:51,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-16 00:09:51,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-11-16 00:09:51,393 INFO L87 Difference]: Start difference. First operand 1564 states and 1712 transitions. Second operand 3 states. [2019-11-16 00:09:51,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:09:51,815 INFO L93 Difference]: Finished difference Result 2836 states and 3080 transitions. [2019-11-16 00:09:51,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:09:51,816 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 200 [2019-11-16 00:09:51,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:09:51,816 INFO L225 Difference]: With dead ends: 2836 [2019-11-16 00:09:51,816 INFO L226 Difference]: Without dead ends: 0 [2019-11-16 00:09:51,819 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-11-16 00:09:51,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-16 00:09:51,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-16 00:09:51,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-16 00:09:51,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-16 00:09:51,820 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 200 [2019-11-16 00:09:51,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:09:51,820 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-16 00:09:51,820 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-16 00:09:51,820 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-16 00:09:51,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-16 00:09:52,026 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-16 00:09:52,030 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-16 00:09:52,274 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-11-16 00:09:52,397 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-11-16 00:09:52,398 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-16 00:09:52,399 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-16 00:09:52,400 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-16 00:09:52,401 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-16 00:09:52,402 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-16 00:09:52,403 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-16 00:09:52,404 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-16 00:09:52,405 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,406 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-16 00:09:52,407 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-16 00:09:52,408 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-16 00:09:52,409 INFO L439 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse8 (= ~a25~0 1))) (let ((.cse6 (not .cse8)) (.cse7 (= ~a17~0 8))) (let ((.cse1 (and .cse6 .cse7)) (.cse0 (<= ~a19~0 0)) (.cse5 (not (= ~a28~0 11))) (.cse2 (<= ~a17~0 7)) (.cse4 (= ~a11~0 1)) (.cse3 (= ~a19~0 1))) (or (and .cse0 .cse1) (and .cse2 .cse3 (= ~a28~0 7) .cse4) (and .cse1 .cse3 .cse5) (and .cse0 .cse5) (and .cse2 .cse3 .cse6 .cse4) (and .cse7 .cse3 .cse8))))) [2019-11-16 00:09:52,409 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,409 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,409 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-16 00:09:52,409 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-16 00:09:52,409 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-16 00:09:52,409 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-16 00:09:52,409 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-16 00:09:52,409 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-16 00:09:52,410 INFO L446 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-16 00:09:52,410 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,410 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,410 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-16 00:09:52,410 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-16 00:09:52,410 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-16 00:09:52,410 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-16 00:09:52,410 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-16 00:09:52,410 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-16 00:09:52,410 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-16 00:09:52,410 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-16 00:09:52,411 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-16 00:09:52,411 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,411 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,411 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-16 00:09:52,411 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-16 00:09:52,411 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-16 00:09:52,411 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-16 00:09:52,411 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-16 00:09:52,411 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-16 00:09:52,411 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse8 (= ~a25~0 1))) (let ((.cse6 (not .cse8)) (.cse7 (= ~a17~0 8))) (let ((.cse1 (and .cse6 .cse7)) (.cse0 (<= ~a19~0 0)) (.cse5 (not (= ~a28~0 11))) (.cse2 (<= ~a17~0 7)) (.cse4 (= ~a11~0 1)) (.cse3 (= ~a19~0 1))) (or (and .cse0 .cse1) (and .cse2 .cse3 (= ~a28~0 7) .cse4) (and .cse1 .cse3 .cse5) (and .cse0 .cse5) (and .cse2 .cse3 .cse6 .cse4) (and .cse7 .cse3 .cse8))))) [2019-11-16 00:09:52,411 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-16 00:09:52,412 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-16 00:09:52,413 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,414 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-16 00:09:52,415 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-16 00:09:52,416 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-16 00:09:52,417 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-16 00:09:52,418 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-16 00:09:52,418 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-16 00:09:52,418 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 550) no Hoare annotation was computed. [2019-11-16 00:09:52,418 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-16 00:09:52,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:09:52 BoogieIcfgContainer [2019-11-16 00:09:52,444 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-16 00:09:52,444 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-16 00:09:52,444 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-16 00:09:52,444 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-16 00:09:52,445 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:09:44" (3/4) ... [2019-11-16 00:09:52,447 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-16 00:09:52,487 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-16 00:09:52,488 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-16 00:09:52,699 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b264aebf-640c-47a2-911c-4ff624ff704d/bin/uautomizer/witness.graphml [2019-11-16 00:09:52,699 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-16 00:09:52,701 INFO L168 Benchmark]: Toolchain (without parser) took 10564.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 263.7 MB). Free memory was 939.4 MB in the beginning and 1.2 GB in the end (delta: -232.0 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:09:52,701 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:09:52,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -169.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:09:52,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:09:52,702 INFO L168 Benchmark]: Boogie Preprocessor took 98.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:09:52,702 INFO L168 Benchmark]: RCFGBuilder took 1267.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.3 MB in the end (delta: 114.6 MB). Peak memory consumption was 114.6 MB. Max. memory is 11.5 GB. [2019-11-16 00:09:52,703 INFO L168 Benchmark]: TraceAbstraction took 8251.88 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 132.1 MB). Free memory was 983.3 MB in the beginning and 1.2 GB in the end (delta: -215.6 MB). Peak memory consumption was 281.9 MB. Max. memory is 11.5 GB. [2019-11-16 00:09:52,703 INFO L168 Benchmark]: Witness Printer took 255.36 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2019-11-16 00:09:52,705 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 607.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -169.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 98.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1267.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.3 MB in the end (delta: 114.6 MB). Peak memory consumption was 114.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8251.88 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 132.1 MB). Free memory was 983.3 MB in the beginning and 1.2 GB in the end (delta: -215.6 MB). Peak memory consumption was 281.9 MB. Max. memory is 11.5 GB. * Witness Printer took 255.36 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 550]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((a19 <= 0 && !(a25 == 1) && a17 == 8) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a11 == 1)) || (((!(a25 == 1) && a17 == 8) && a19 == 1) && !(a28 == 11))) || (a19 <= 0 && !(a28 == 11))) || (((a17 <= 7 && a19 == 1) && !(a25 == 1)) && a11 == 1)) || ((a17 == 8 && a19 == 1) && a25 == 1) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((a19 <= 0 && !(a25 == 1) && a17 == 8) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a11 == 1)) || (((!(a25 == 1) && a17 == 8) && a19 == 1) && !(a28 == 11))) || (a19 <= 0 && !(a28 == 11))) || (((a17 <= 7 && a19 == 1) && !(a25 == 1)) && a11 == 1)) || ((a17 == 8 && a19 == 1) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 8.1s, OverallIterations: 8, TraceHistogramMax: 5, AutomataDifference: 5.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 1184 SDtfs, 1701 SDslu, 227 SDs, 0 SdLazy, 3953 SolverSat, 751 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 228 GetRequests, 209 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2133occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 1426 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 36 NumberOfFragments, 149 HoareAnnotationTreeSize, 3 FomulaSimplifications, 612 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 288 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1502 NumberOfCodeBlocks, 1502 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1493 ConstructedInterpolants, 0 QuantifiedInterpolants, 441936 SizeOfPredicates, 0 NumberOfNonLiveVariables, 369 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 611/614 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...