./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0b2d978b2f3873db9b988022a041d2d18a2f859 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:11:45,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:11:45,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:11:45,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:11:45,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:11:45,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:11:45,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:11:45,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:11:45,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:11:45,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:11:45,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:11:45,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:11:45,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:11:45,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:11:45,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:11:45,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:11:45,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:11:45,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:11:45,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:11:45,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:11:45,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:11:45,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:11:45,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:11:45,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:11:45,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:11:45,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:11:45,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:11:45,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:11:45,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:11:45,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:11:45,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:11:45,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:11:45,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:11:45,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:11:45,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:11:45,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:11:45,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:11:45,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:11:45,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:11:45,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:11:45,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:11:45,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/config/svcomp-Overflow-32bit-Automizer_Default.epf [2020-11-28 03:11:45,352 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:11:45,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:11:45,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:11:45,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:11:45,358 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:11:45,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:11:45,358 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:11:45,359 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:11:45,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:11:45,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:11:45,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:11:45,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:11:45,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:11:45,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:11:45,362 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-28 03:11:45,362 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:11:45,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:11:45,362 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:11:45,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:11:45,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:11:45,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:11:45,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:11:45,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:11:45,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:11:45,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:11:45,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:11:45,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:11:45,365 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:11:45,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:11:45,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:11:45,366 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:11:45,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0b2d978b2f3873db9b988022a041d2d18a2f859 [2020-11-28 03:11:45,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:11:45,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:11:45,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:11:45,692 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:11:45,693 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:11:45,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c [2020-11-28 03:11:45,793 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/data/3c2cd3d12/0e10be9e00d743078ac2c54e128ec41a/FLAGf8d79539b [2020-11-28 03:11:46,347 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:11:46,351 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c [2020-11-28 03:11:46,367 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/data/3c2cd3d12/0e10be9e00d743078ac2c54e128ec41a/FLAGf8d79539b [2020-11-28 03:11:46,673 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/data/3c2cd3d12/0e10be9e00d743078ac2c54e128ec41a [2020-11-28 03:11:46,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:11:46,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:11:46,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:46,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:11:46,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:11:46,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:46" (1/1) ... [2020-11-28 03:11:46,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b59079c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:46, skipping insertion in model container [2020-11-28 03:11:46,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:46" (1/1) ... [2020-11-28 03:11:46,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:11:46,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:11:47,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:47,086 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:11:47,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:47,170 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:11:47,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47 WrapperNode [2020-11-28 03:11:47,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:47,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:47,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:11:47,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:11:47,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:47,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:11:47,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:11:47,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:11:47,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:11:47,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:11:47,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:11:47,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:11:47,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:11:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:11:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:11:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:11:47,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:11:47,689 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-28 03:11:48,532 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-11-28 03:11:48,532 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-11-28 03:11:48,552 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:11:48,553 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-28 03:11:48,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:48 BoogieIcfgContainer [2020-11-28 03:11:48,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:11:48,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:11:48,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:11:48,563 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:11:48,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:11:46" (1/3) ... [2020-11-28 03:11:48,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cf1595d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:11:48, skipping insertion in model container [2020-11-28 03:11:48,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (2/3) ... [2020-11-28 03:11:48,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cf1595d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:11:48, skipping insertion in model container [2020-11-28 03:11:48,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:48" (3/3) ... [2020-11-28 03:11:48,568 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_1a.BV.c.cil.c [2020-11-28 03:11:48,586 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:11:48,593 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-11-28 03:11:48,606 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-11-28 03:11:48,637 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:11:48,637 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:11:48,638 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:11:48,638 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:11:48,638 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:11:48,638 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:11:48,638 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:11:48,638 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:11:48,668 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2020-11-28 03:11:48,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 03:11:48,673 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:48,674 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:48,674 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:48,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:48,680 INFO L82 PathProgramCache]: Analyzing trace with hash -580333898, now seen corresponding path program 1 times [2020-11-28 03:11:48,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:48,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450357378] [2020-11-28 03:11:48,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:49,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:49,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450357378] [2020-11-28 03:11:49,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:49,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:49,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096778830] [2020-11-28 03:11:49,010 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:49,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:49,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:49,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:49,031 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 3 states. [2020-11-28 03:11:49,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:49,414 INFO L93 Difference]: Finished difference Result 313 states and 521 transitions. [2020-11-28 03:11:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:49,418 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2020-11-28 03:11:49,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:49,446 INFO L225 Difference]: With dead ends: 313 [2020-11-28 03:11:49,450 INFO L226 Difference]: Without dead ends: 150 [2020-11-28 03:11:49,458 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:49,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2020-11-28 03:11:49,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2020-11-28 03:11:49,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-11-28 03:11:49,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 225 transitions. [2020-11-28 03:11:49,545 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 225 transitions. Word has length 18 [2020-11-28 03:11:49,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:49,546 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 225 transitions. [2020-11-28 03:11:49,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:49,546 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 225 transitions. [2020-11-28 03:11:49,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 03:11:49,548 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:49,549 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:49,549 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:11:49,549 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:49,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:49,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1061870123, now seen corresponding path program 1 times [2020-11-28 03:11:49,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:49,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556966487] [2020-11-28 03:11:49,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:49,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:49,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556966487] [2020-11-28 03:11:49,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:49,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:49,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20081561] [2020-11-28 03:11:49,660 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:49,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:49,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:49,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:49,661 INFO L87 Difference]: Start difference. First operand 150 states and 225 transitions. Second operand 3 states. [2020-11-28 03:11:49,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:49,900 INFO L93 Difference]: Finished difference Result 302 states and 451 transitions. [2020-11-28 03:11:49,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:49,902 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 03:11:49,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:49,904 INFO L225 Difference]: With dead ends: 302 [2020-11-28 03:11:49,904 INFO L226 Difference]: Without dead ends: 160 [2020-11-28 03:11:49,906 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:49,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-11-28 03:11:49,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 151. [2020-11-28 03:11:49,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-11-28 03:11:49,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 226 transitions. [2020-11-28 03:11:49,934 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 226 transitions. Word has length 19 [2020-11-28 03:11:49,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:49,934 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 226 transitions. [2020-11-28 03:11:49,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2020-11-28 03:11:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 03:11:49,937 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:49,938 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:49,938 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:11:49,939 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:49,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:49,939 INFO L82 PathProgramCache]: Analyzing trace with hash 323589326, now seen corresponding path program 1 times [2020-11-28 03:11:49,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:49,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978044014] [2020-11-28 03:11:49,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:50,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:50,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978044014] [2020-11-28 03:11:50,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:50,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:50,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597124493] [2020-11-28 03:11:50,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:50,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:50,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:50,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:50,021 INFO L87 Difference]: Start difference. First operand 151 states and 226 transitions. Second operand 3 states. [2020-11-28 03:11:50,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:50,222 INFO L93 Difference]: Finished difference Result 304 states and 453 transitions. [2020-11-28 03:11:50,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:50,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-11-28 03:11:50,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:50,225 INFO L225 Difference]: With dead ends: 304 [2020-11-28 03:11:50,225 INFO L226 Difference]: Without dead ends: 161 [2020-11-28 03:11:50,226 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:50,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-11-28 03:11:50,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 152. [2020-11-28 03:11:50,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-11-28 03:11:50,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 227 transitions. [2020-11-28 03:11:50,242 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 227 transitions. Word has length 20 [2020-11-28 03:11:50,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:50,243 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 227 transitions. [2020-11-28 03:11:50,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:50,243 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 227 transitions. [2020-11-28 03:11:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 03:11:50,245 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:50,245 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:50,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:11:50,248 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:50,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:50,248 INFO L82 PathProgramCache]: Analyzing trace with hash -659408240, now seen corresponding path program 1 times [2020-11-28 03:11:50,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:50,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954687861] [2020-11-28 03:11:50,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:50,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:50,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954687861] [2020-11-28 03:11:50,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:50,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:50,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772238152] [2020-11-28 03:11:50,339 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:50,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:50,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:50,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:50,341 INFO L87 Difference]: Start difference. First operand 152 states and 227 transitions. Second operand 3 states. [2020-11-28 03:11:50,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:50,546 INFO L93 Difference]: Finished difference Result 306 states and 455 transitions. [2020-11-28 03:11:50,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:50,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2020-11-28 03:11:50,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:50,549 INFO L225 Difference]: With dead ends: 306 [2020-11-28 03:11:50,549 INFO L226 Difference]: Without dead ends: 162 [2020-11-28 03:11:50,550 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:50,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-11-28 03:11:50,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 153. [2020-11-28 03:11:50,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2020-11-28 03:11:50,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 228 transitions. [2020-11-28 03:11:50,569 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 228 transitions. Word has length 21 [2020-11-28 03:11:50,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:50,569 INFO L481 AbstractCegarLoop]: Abstraction has 153 states and 228 transitions. [2020-11-28 03:11:50,569 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:50,570 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 228 transitions. [2020-11-28 03:11:50,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 03:11:50,571 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:50,571 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:50,571 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:11:50,571 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:50,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:50,572 INFO L82 PathProgramCache]: Analyzing trace with hash -2050129239, now seen corresponding path program 1 times [2020-11-28 03:11:50,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:50,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908198207] [2020-11-28 03:11:50,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:50,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:50,613 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908198207] [2020-11-28 03:11:50,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:50,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:50,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103610457] [2020-11-28 03:11:50,614 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:50,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:50,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:50,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:50,615 INFO L87 Difference]: Start difference. First operand 153 states and 228 transitions. Second operand 3 states. [2020-11-28 03:11:50,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:50,837 INFO L93 Difference]: Finished difference Result 308 states and 457 transitions. [2020-11-28 03:11:50,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:50,838 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-11-28 03:11:50,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:50,840 INFO L225 Difference]: With dead ends: 308 [2020-11-28 03:11:50,840 INFO L226 Difference]: Without dead ends: 163 [2020-11-28 03:11:50,841 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:50,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-11-28 03:11:50,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 154. [2020-11-28 03:11:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-11-28 03:11:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 229 transitions. [2020-11-28 03:11:50,864 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 229 transitions. Word has length 22 [2020-11-28 03:11:50,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:50,865 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 229 transitions. [2020-11-28 03:11:50,865 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:50,865 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 229 transitions. [2020-11-28 03:11:50,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-28 03:11:50,871 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:50,872 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 03:11:50,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:11:50,872 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:50,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:50,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1990190120, now seen corresponding path program 1 times [2020-11-28 03:11:50,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:50,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954830920] [2020-11-28 03:11:50,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:50,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954830920] [2020-11-28 03:11:50,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:50,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:50,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225630529] [2020-11-28 03:11:50,960 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:50,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:50,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:50,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:50,961 INFO L87 Difference]: Start difference. First operand 154 states and 229 transitions. Second operand 3 states. [2020-11-28 03:11:51,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:51,199 INFO L93 Difference]: Finished difference Result 331 states and 499 transitions. [2020-11-28 03:11:51,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:51,200 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-11-28 03:11:51,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:51,201 INFO L225 Difference]: With dead ends: 331 [2020-11-28 03:11:51,201 INFO L226 Difference]: Without dead ends: 185 [2020-11-28 03:11:51,202 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:51,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2020-11-28 03:11:51,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2020-11-28 03:11:51,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2020-11-28 03:11:51,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 281 transitions. [2020-11-28 03:11:51,219 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 281 transitions. Word has length 47 [2020-11-28 03:11:51,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:51,221 INFO L481 AbstractCegarLoop]: Abstraction has 185 states and 281 transitions. [2020-11-28 03:11:51,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:51,221 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 281 transitions. [2020-11-28 03:11:51,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-28 03:11:51,229 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:51,229 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 03:11:51,230 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:11:51,235 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:51,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:51,236 INFO L82 PathProgramCache]: Analyzing trace with hash -1367947310, now seen corresponding path program 1 times [2020-11-28 03:11:51,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:51,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820921997] [2020-11-28 03:11:51,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:51,281 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:11:51,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820921997] [2020-11-28 03:11:51,282 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:51,282 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:51,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181024098] [2020-11-28 03:11:51,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:51,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:51,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:51,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:51,285 INFO L87 Difference]: Start difference. First operand 185 states and 281 transitions. Second operand 3 states. [2020-11-28 03:11:51,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:51,509 INFO L93 Difference]: Finished difference Result 380 states and 575 transitions. [2020-11-28 03:11:51,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:51,510 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-11-28 03:11:51,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:51,512 INFO L225 Difference]: With dead ends: 380 [2020-11-28 03:11:51,512 INFO L226 Difference]: Without dead ends: 203 [2020-11-28 03:11:51,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:51,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2020-11-28 03:11:51,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 201. [2020-11-28 03:11:51,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2020-11-28 03:11:51,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 302 transitions. [2020-11-28 03:11:51,524 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 302 transitions. Word has length 59 [2020-11-28 03:11:51,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:51,524 INFO L481 AbstractCegarLoop]: Abstraction has 201 states and 302 transitions. [2020-11-28 03:11:51,524 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:51,524 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 302 transitions. [2020-11-28 03:11:51,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-28 03:11:51,526 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:51,526 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-11-28 03:11:51,526 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:11:51,527 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:51,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:51,528 INFO L82 PathProgramCache]: Analyzing trace with hash -2136164213, now seen corresponding path program 1 times [2020-11-28 03:11:51,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:51,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807034681] [2020-11-28 03:11:51,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:51,595 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:11:51,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807034681] [2020-11-28 03:11:51,599 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:51,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:51,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674145831] [2020-11-28 03:11:51,600 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:51,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:51,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:51,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:51,604 INFO L87 Difference]: Start difference. First operand 201 states and 302 transitions. Second operand 3 states. [2020-11-28 03:11:51,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:51,808 INFO L93 Difference]: Finished difference Result 397 states and 596 transitions. [2020-11-28 03:11:51,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:51,809 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-11-28 03:11:51,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:51,811 INFO L225 Difference]: With dead ends: 397 [2020-11-28 03:11:51,811 INFO L226 Difference]: Without dead ends: 204 [2020-11-28 03:11:51,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:51,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2020-11-28 03:11:51,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 202. [2020-11-28 03:11:51,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-11-28 03:11:51,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 302 transitions. [2020-11-28 03:11:51,830 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 302 transitions. Word has length 60 [2020-11-28 03:11:51,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:51,831 INFO L481 AbstractCegarLoop]: Abstraction has 202 states and 302 transitions. [2020-11-28 03:11:51,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:51,831 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 302 transitions. [2020-11-28 03:11:51,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-28 03:11:51,832 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:51,832 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-11-28 03:11:51,833 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:11:51,833 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:51,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:51,834 INFO L82 PathProgramCache]: Analyzing trace with hash -956503025, now seen corresponding path program 1 times [2020-11-28 03:11:51,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:51,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381200530] [2020-11-28 03:11:51,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:11:51,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381200530] [2020-11-28 03:11:51,926 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:51,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:51,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184970561] [2020-11-28 03:11:51,927 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:51,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:51,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:51,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:51,930 INFO L87 Difference]: Start difference. First operand 202 states and 302 transitions. Second operand 3 states. [2020-11-28 03:11:52,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:52,197 INFO L93 Difference]: Finished difference Result 440 states and 667 transitions. [2020-11-28 03:11:52,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:52,198 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2020-11-28 03:11:52,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:52,200 INFO L225 Difference]: With dead ends: 440 [2020-11-28 03:11:52,200 INFO L226 Difference]: Without dead ends: 246 [2020-11-28 03:11:52,201 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:52,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-11-28 03:11:52,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 244. [2020-11-28 03:11:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-11-28 03:11:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 373 transitions. [2020-11-28 03:11:52,214 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 373 transitions. Word has length 73 [2020-11-28 03:11:52,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:52,214 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 373 transitions. [2020-11-28 03:11:52,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:52,215 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 373 transitions. [2020-11-28 03:11:52,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-28 03:11:52,216 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:52,216 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-11-28 03:11:52,216 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:11:52,217 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:52,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:52,218 INFO L82 PathProgramCache]: Analyzing trace with hash 603125704, now seen corresponding path program 1 times [2020-11-28 03:11:52,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:52,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512220158] [2020-11-28 03:11:52,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:52,306 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:11:52,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512220158] [2020-11-28 03:11:52,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:52,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:52,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705356919] [2020-11-28 03:11:52,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:52,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:52,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:52,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:52,314 INFO L87 Difference]: Start difference. First operand 244 states and 373 transitions. Second operand 3 states. [2020-11-28 03:11:52,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:52,563 INFO L93 Difference]: Finished difference Result 514 states and 789 transitions. [2020-11-28 03:11:52,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:52,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-11-28 03:11:52,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:52,567 INFO L225 Difference]: With dead ends: 514 [2020-11-28 03:11:52,567 INFO L226 Difference]: Without dead ends: 278 [2020-11-28 03:11:52,568 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:52,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-11-28 03:11:52,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 271. [2020-11-28 03:11:52,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2020-11-28 03:11:52,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 413 transitions. [2020-11-28 03:11:52,592 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 413 transitions. Word has length 74 [2020-11-28 03:11:52,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:52,595 INFO L481 AbstractCegarLoop]: Abstraction has 271 states and 413 transitions. [2020-11-28 03:11:52,595 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:52,595 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 413 transitions. [2020-11-28 03:11:52,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-28 03:11:52,597 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:52,597 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-11-28 03:11:52,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 03:11:52,597 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:52,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:52,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1649015640, now seen corresponding path program 1 times [2020-11-28 03:11:52,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:52,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780176303] [2020-11-28 03:11:52,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:52,678 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:11:52,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780176303] [2020-11-28 03:11:52,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:52,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:52,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645241767] [2020-11-28 03:11:52,680 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:52,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:52,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:52,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:52,685 INFO L87 Difference]: Start difference. First operand 271 states and 413 transitions. Second operand 3 states. [2020-11-28 03:11:52,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:52,951 INFO L93 Difference]: Finished difference Result 537 states and 818 transitions. [2020-11-28 03:11:52,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:52,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-11-28 03:11:52,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:52,954 INFO L225 Difference]: With dead ends: 537 [2020-11-28 03:11:52,954 INFO L226 Difference]: Without dead ends: 274 [2020-11-28 03:11:52,954 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:52,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-11-28 03:11:52,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 272. [2020-11-28 03:11:52,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-11-28 03:11:52,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 413 transitions. [2020-11-28 03:11:52,971 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 413 transitions. Word has length 74 [2020-11-28 03:11:52,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:52,971 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 413 transitions. [2020-11-28 03:11:52,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:52,972 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 413 transitions. [2020-11-28 03:11:52,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-28 03:11:52,973 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:52,973 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 03:11:52,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 03:11:52,974 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:52,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:52,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1207629393, now seen corresponding path program 1 times [2020-11-28 03:11:52,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:52,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403451484] [2020-11-28 03:11:52,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:53,018 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:11:53,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403451484] [2020-11-28 03:11:53,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:53,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:53,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015417942] [2020-11-28 03:11:53,020 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:53,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:53,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:53,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:53,021 INFO L87 Difference]: Start difference. First operand 272 states and 413 transitions. Second operand 3 states. [2020-11-28 03:11:53,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:53,266 INFO L93 Difference]: Finished difference Result 543 states and 826 transitions. [2020-11-28 03:11:53,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:53,267 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2020-11-28 03:11:53,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:53,269 INFO L225 Difference]: With dead ends: 543 [2020-11-28 03:11:53,269 INFO L226 Difference]: Without dead ends: 279 [2020-11-28 03:11:53,270 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:53,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2020-11-28 03:11:53,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 272. [2020-11-28 03:11:53,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-11-28 03:11:53,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 410 transitions. [2020-11-28 03:11:53,300 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 410 transitions. Word has length 75 [2020-11-28 03:11:53,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:53,301 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 410 transitions. [2020-11-28 03:11:53,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:53,302 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 410 transitions. [2020-11-28 03:11:53,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-11-28 03:11:53,303 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:53,303 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-11-28 03:11:53,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 03:11:53,304 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:53,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:53,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1576887455, now seen corresponding path program 1 times [2020-11-28 03:11:53,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:53,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509555339] [2020-11-28 03:11:53,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:53,369 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:11:53,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509555339] [2020-11-28 03:11:53,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:53,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:53,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392489606] [2020-11-28 03:11:53,371 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:53,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:53,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:53,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:53,372 INFO L87 Difference]: Start difference. First operand 272 states and 410 transitions. Second operand 3 states. [2020-11-28 03:11:53,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:53,643 INFO L93 Difference]: Finished difference Result 583 states and 882 transitions. [2020-11-28 03:11:53,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:53,644 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2020-11-28 03:11:53,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:53,648 INFO L225 Difference]: With dead ends: 583 [2020-11-28 03:11:53,648 INFO L226 Difference]: Without dead ends: 319 [2020-11-28 03:11:53,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:53,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2020-11-28 03:11:53,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 315. [2020-11-28 03:11:53,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2020-11-28 03:11:53,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 479 transitions. [2020-11-28 03:11:53,666 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 479 transitions. Word has length 90 [2020-11-28 03:11:53,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:53,667 INFO L481 AbstractCegarLoop]: Abstraction has 315 states and 479 transitions. [2020-11-28 03:11:53,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 479 transitions. [2020-11-28 03:11:53,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-11-28 03:11:53,669 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:53,669 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-11-28 03:11:53,670 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-28 03:11:53,670 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:53,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:53,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1659002301, now seen corresponding path program 1 times [2020-11-28 03:11:53,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:53,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053063773] [2020-11-28 03:11:53,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:53,736 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:11:53,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053063773] [2020-11-28 03:11:53,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:53,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:53,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456684666] [2020-11-28 03:11:53,737 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:53,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:53,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:53,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:53,739 INFO L87 Difference]: Start difference. First operand 315 states and 479 transitions. Second operand 3 states. [2020-11-28 03:11:54,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:54,004 INFO L93 Difference]: Finished difference Result 638 states and 973 transitions. [2020-11-28 03:11:54,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:54,005 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2020-11-28 03:11:54,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:54,007 INFO L225 Difference]: With dead ends: 638 [2020-11-28 03:11:54,007 INFO L226 Difference]: Without dead ends: 329 [2020-11-28 03:11:54,008 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:54,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-11-28 03:11:54,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 325. [2020-11-28 03:11:54,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-11-28 03:11:54,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 498 transitions. [2020-11-28 03:11:54,038 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 498 transitions. Word has length 91 [2020-11-28 03:11:54,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:54,038 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 498 transitions. [2020-11-28 03:11:54,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 498 transitions. [2020-11-28 03:11:54,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-11-28 03:11:54,040 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:54,040 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:54,040 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-28 03:11:54,041 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:54,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:54,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1994556924, now seen corresponding path program 1 times [2020-11-28 03:11:54,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:54,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385565138] [2020-11-28 03:11:54,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-28 03:11:54,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385565138] [2020-11-28 03:11:54,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:54,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:54,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124033702] [2020-11-28 03:11:54,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:54,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:54,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:54,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:54,096 INFO L87 Difference]: Start difference. First operand 325 states and 498 transitions. Second operand 3 states. [2020-11-28 03:11:54,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:54,317 INFO L93 Difference]: Finished difference Result 679 states and 1043 transitions. [2020-11-28 03:11:54,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:54,318 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2020-11-28 03:11:54,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:54,321 INFO L225 Difference]: With dead ends: 679 [2020-11-28 03:11:54,321 INFO L226 Difference]: Without dead ends: 362 [2020-11-28 03:11:54,322 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:54,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-11-28 03:11:54,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 350. [2020-11-28 03:11:54,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2020-11-28 03:11:54,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 532 transitions. [2020-11-28 03:11:54,341 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 532 transitions. Word has length 100 [2020-11-28 03:11:54,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:54,341 INFO L481 AbstractCegarLoop]: Abstraction has 350 states and 532 transitions. [2020-11-28 03:11:54,342 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:54,342 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 532 transitions. [2020-11-28 03:11:54,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-11-28 03:11:54,345 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:54,345 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:54,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-28 03:11:54,346 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:54,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:54,346 INFO L82 PathProgramCache]: Analyzing trace with hash 98352259, now seen corresponding path program 1 times [2020-11-28 03:11:54,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:54,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116587243] [2020-11-28 03:11:54,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:54,398 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-28 03:11:54,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116587243] [2020-11-28 03:11:54,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:54,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:54,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104408167] [2020-11-28 03:11:54,402 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:54,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:54,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:54,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:54,404 INFO L87 Difference]: Start difference. First operand 350 states and 532 transitions. Second operand 3 states. [2020-11-28 03:11:54,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:54,613 INFO L93 Difference]: Finished difference Result 704 states and 1072 transitions. [2020-11-28 03:11:54,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:54,614 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2020-11-28 03:11:54,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:54,616 INFO L225 Difference]: With dead ends: 704 [2020-11-28 03:11:54,616 INFO L226 Difference]: Without dead ends: 362 [2020-11-28 03:11:54,617 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:54,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-11-28 03:11:54,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 350. [2020-11-28 03:11:54,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2020-11-28 03:11:54,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 527 transitions. [2020-11-28 03:11:54,635 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 527 transitions. Word has length 101 [2020-11-28 03:11:54,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:54,636 INFO L481 AbstractCegarLoop]: Abstraction has 350 states and 527 transitions. [2020-11-28 03:11:54,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:54,636 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 527 transitions. [2020-11-28 03:11:54,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-11-28 03:11:54,638 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:54,638 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:54,638 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-28 03:11:54,639 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:54,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:54,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1920296106, now seen corresponding path program 1 times [2020-11-28 03:11:54,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:54,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701672480] [2020-11-28 03:11:54,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:54,695 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-11-28 03:11:54,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701672480] [2020-11-28 03:11:54,695 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:54,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:54,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869182517] [2020-11-28 03:11:54,696 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:54,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:54,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:54,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:54,698 INFO L87 Difference]: Start difference. First operand 350 states and 527 transitions. Second operand 3 states. [2020-11-28 03:11:54,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:54,906 INFO L93 Difference]: Finished difference Result 719 states and 1082 transitions. [2020-11-28 03:11:54,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:54,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2020-11-28 03:11:54,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:54,909 INFO L225 Difference]: With dead ends: 719 [2020-11-28 03:11:54,910 INFO L226 Difference]: Without dead ends: 377 [2020-11-28 03:11:54,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:54,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-11-28 03:11:54,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 374. [2020-11-28 03:11:54,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2020-11-28 03:11:54,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 557 transitions. [2020-11-28 03:11:54,953 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 557 transitions. Word has length 120 [2020-11-28 03:11:54,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:54,954 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 557 transitions. [2020-11-28 03:11:54,954 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:54,954 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 557 transitions. [2020-11-28 03:11:54,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-11-28 03:11:54,956 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:54,956 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:54,956 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-11-28 03:11:54,956 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:54,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:54,957 INFO L82 PathProgramCache]: Analyzing trace with hash -698248943, now seen corresponding path program 1 times [2020-11-28 03:11:54,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:54,958 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382929472] [2020-11-28 03:11:54,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:55,019 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-11-28 03:11:55,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382929472] [2020-11-28 03:11:55,020 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:55,020 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:55,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254205005] [2020-11-28 03:11:55,022 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:55,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:55,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:55,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:55,029 INFO L87 Difference]: Start difference. First operand 374 states and 557 transitions. Second operand 3 states. [2020-11-28 03:11:55,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:55,246 INFO L93 Difference]: Finished difference Result 743 states and 1106 transitions. [2020-11-28 03:11:55,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:55,247 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2020-11-28 03:11:55,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:55,250 INFO L225 Difference]: With dead ends: 743 [2020-11-28 03:11:55,250 INFO L226 Difference]: Without dead ends: 377 [2020-11-28 03:11:55,251 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:55,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-11-28 03:11:55,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 374. [2020-11-28 03:11:55,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2020-11-28 03:11:55,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 551 transitions. [2020-11-28 03:11:55,271 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 551 transitions. Word has length 121 [2020-11-28 03:11:55,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:55,271 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 551 transitions. [2020-11-28 03:11:55,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:55,272 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 551 transitions. [2020-11-28 03:11:55,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-11-28 03:11:55,274 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:55,274 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-28 03:11:55,274 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-11-28 03:11:55,274 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:55,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:55,275 INFO L82 PathProgramCache]: Analyzing trace with hash -1095545664, now seen corresponding path program 1 times [2020-11-28 03:11:55,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:55,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310689488] [2020-11-28 03:11:55,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-28 03:11:55,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310689488] [2020-11-28 03:11:55,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:55,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:55,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534638248] [2020-11-28 03:11:55,372 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:55,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:55,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:55,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:55,376 INFO L87 Difference]: Start difference. First operand 374 states and 551 transitions. Second operand 3 states. [2020-11-28 03:11:55,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:55,671 INFO L93 Difference]: Finished difference Result 785 states and 1156 transitions. [2020-11-28 03:11:55,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:55,671 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2020-11-28 03:11:55,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:55,674 INFO L225 Difference]: With dead ends: 785 [2020-11-28 03:11:55,675 INFO L226 Difference]: Without dead ends: 419 [2020-11-28 03:11:55,675 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:55,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2020-11-28 03:11:55,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 415. [2020-11-28 03:11:55,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states. [2020-11-28 03:11:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 610 transitions. [2020-11-28 03:11:55,696 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 610 transitions. Word has length 130 [2020-11-28 03:11:55,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:55,696 INFO L481 AbstractCegarLoop]: Abstraction has 415 states and 610 transitions. [2020-11-28 03:11:55,697 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:55,697 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 610 transitions. [2020-11-28 03:11:55,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-11-28 03:11:55,699 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:55,699 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-28 03:11:55,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-11-28 03:11:55,699 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:55,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:55,700 INFO L82 PathProgramCache]: Analyzing trace with hash 850220610, now seen corresponding path program 1 times [2020-11-28 03:11:55,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:55,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51801267] [2020-11-28 03:11:55,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:55,752 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-28 03:11:55,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51801267] [2020-11-28 03:11:55,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:55,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:55,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583242638] [2020-11-28 03:11:55,753 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:55,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:55,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:55,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:55,755 INFO L87 Difference]: Start difference. First operand 415 states and 610 transitions. Second operand 3 states. [2020-11-28 03:11:56,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:56,036 INFO L93 Difference]: Finished difference Result 826 states and 1213 transitions. [2020-11-28 03:11:56,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:56,036 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2020-11-28 03:11:56,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:56,039 INFO L225 Difference]: With dead ends: 826 [2020-11-28 03:11:56,039 INFO L226 Difference]: Without dead ends: 417 [2020-11-28 03:11:56,040 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:56,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2020-11-28 03:11:56,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 413. [2020-11-28 03:11:56,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-11-28 03:11:56,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 605 transitions. [2020-11-28 03:11:56,060 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 605 transitions. Word has length 131 [2020-11-28 03:11:56,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:56,061 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 605 transitions. [2020-11-28 03:11:56,061 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:56,061 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 605 transitions. [2020-11-28 03:11:56,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-11-28 03:11:56,063 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:56,064 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 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] [2020-11-28 03:11:56,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-11-28 03:11:56,064 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:56,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:56,066 INFO L82 PathProgramCache]: Analyzing trace with hash -1977670215, now seen corresponding path program 1 times [2020-11-28 03:11:56,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:56,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902293540] [2020-11-28 03:11:56,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:56,118 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-11-28 03:11:56,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902293540] [2020-11-28 03:11:56,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:56,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:56,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255042042] [2020-11-28 03:11:56,120 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:56,120 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:56,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:56,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:56,121 INFO L87 Difference]: Start difference. First operand 413 states and 605 transitions. Second operand 3 states. [2020-11-28 03:11:56,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:56,330 INFO L93 Difference]: Finished difference Result 843 states and 1235 transitions. [2020-11-28 03:11:56,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:56,331 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2020-11-28 03:11:56,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:56,334 INFO L225 Difference]: With dead ends: 843 [2020-11-28 03:11:56,334 INFO L226 Difference]: Without dead ends: 438 [2020-11-28 03:11:56,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:56,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2020-11-28 03:11:56,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2020-11-28 03:11:56,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2020-11-28 03:11:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 628 transitions. [2020-11-28 03:11:56,357 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 628 transitions. Word has length 141 [2020-11-28 03:11:56,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:56,357 INFO L481 AbstractCegarLoop]: Abstraction has 434 states and 628 transitions. [2020-11-28 03:11:56,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:56,358 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 628 transitions. [2020-11-28 03:11:56,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-11-28 03:11:56,360 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:56,360 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 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] [2020-11-28 03:11:56,360 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-11-28 03:11:56,361 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:56,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:56,361 INFO L82 PathProgramCache]: Analyzing trace with hash -2018786222, now seen corresponding path program 1 times [2020-11-28 03:11:56,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:56,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110210860] [2020-11-28 03:11:56,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:56,433 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-11-28 03:11:56,434 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110210860] [2020-11-28 03:11:56,434 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:56,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:56,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402901665] [2020-11-28 03:11:56,435 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:56,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:56,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:56,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:56,437 INFO L87 Difference]: Start difference. First operand 434 states and 628 transitions. Second operand 3 states. [2020-11-28 03:11:56,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:56,649 INFO L93 Difference]: Finished difference Result 864 states and 1250 transitions. [2020-11-28 03:11:56,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:56,649 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-11-28 03:11:56,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:56,652 INFO L225 Difference]: With dead ends: 864 [2020-11-28 03:11:56,652 INFO L226 Difference]: Without dead ends: 438 [2020-11-28 03:11:56,653 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:56,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2020-11-28 03:11:56,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2020-11-28 03:11:56,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2020-11-28 03:11:56,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 620 transitions. [2020-11-28 03:11:56,675 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 620 transitions. Word has length 142 [2020-11-28 03:11:56,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:56,675 INFO L481 AbstractCegarLoop]: Abstraction has 434 states and 620 transitions. [2020-11-28 03:11:56,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:56,675 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 620 transitions. [2020-11-28 03:11:56,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-11-28 03:11:56,678 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:56,678 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 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] [2020-11-28 03:11:56,678 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-11-28 03:11:56,678 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:56,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:56,679 INFO L82 PathProgramCache]: Analyzing trace with hash -136164042, now seen corresponding path program 1 times [2020-11-28 03:11:56,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:56,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795438631] [2020-11-28 03:11:56,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:56,744 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-11-28 03:11:56,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795438631] [2020-11-28 03:11:56,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:56,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:56,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565586544] [2020-11-28 03:11:56,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:56,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:56,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:56,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:56,747 INFO L87 Difference]: Start difference. First operand 434 states and 620 transitions. Second operand 3 states. [2020-11-28 03:11:56,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:56,812 INFO L93 Difference]: Finished difference Result 1280 states and 1824 transitions. [2020-11-28 03:11:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:56,813 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 157 [2020-11-28 03:11:56,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:56,819 INFO L225 Difference]: With dead ends: 1280 [2020-11-28 03:11:56,819 INFO L226 Difference]: Without dead ends: 854 [2020-11-28 03:11:56,820 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:56,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2020-11-28 03:11:56,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 435. [2020-11-28 03:11:56,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-11-28 03:11:56,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 621 transitions. [2020-11-28 03:11:56,847 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 621 transitions. Word has length 157 [2020-11-28 03:11:56,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:56,847 INFO L481 AbstractCegarLoop]: Abstraction has 435 states and 621 transitions. [2020-11-28 03:11:56,847 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:56,847 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 621 transitions. [2020-11-28 03:11:56,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-11-28 03:11:56,850 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:56,850 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 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] [2020-11-28 03:11:56,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-11-28 03:11:56,850 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:56,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:56,852 INFO L82 PathProgramCache]: Analyzing trace with hash -877621738, now seen corresponding path program 1 times [2020-11-28 03:11:56,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:56,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34812643] [2020-11-28 03:11:56,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:56,956 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-11-28 03:11:56,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34812643] [2020-11-28 03:11:56,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624841764] [2020-11-28 03:11:56,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:11:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:57,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-28 03:11:57,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:11:57,296 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-11-28 03:11:57,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:11:57,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-11-28 03:11:57,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515993784] [2020-11-28 03:11:57,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:11:57,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:57,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:11:57,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:11:57,299 INFO L87 Difference]: Start difference. First operand 435 states and 621 transitions. Second operand 4 states. [2020-11-28 03:11:58,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:58,024 INFO L93 Difference]: Finished difference Result 1356 states and 1933 transitions. [2020-11-28 03:11:58,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:11:58,025 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 157 [2020-11-28 03:11:58,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:58,032 INFO L225 Difference]: With dead ends: 1356 [2020-11-28 03:11:58,032 INFO L226 Difference]: Without dead ends: 904 [2020-11-28 03:11:58,033 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:58,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2020-11-28 03:11:58,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 533. [2020-11-28 03:11:58,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 533 states. [2020-11-28 03:11:58,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 762 transitions. [2020-11-28 03:11:58,067 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 762 transitions. Word has length 157 [2020-11-28 03:11:58,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:58,067 INFO L481 AbstractCegarLoop]: Abstraction has 533 states and 762 transitions. [2020-11-28 03:11:58,068 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:11:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 762 transitions. [2020-11-28 03:11:58,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-11-28 03:11:58,070 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:58,071 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 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] [2020-11-28 03:11:58,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2020-11-28 03:11:58,296 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:58,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:58,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1902183378, now seen corresponding path program 1 times [2020-11-28 03:11:58,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:58,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496785433] [2020-11-28 03:11:58,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:58,414 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-11-28 03:11:58,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496785433] [2020-11-28 03:11:58,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1958714396] [2020-11-28 03:11:58,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:11:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:58,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-28 03:11:58,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:11:58,628 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-11-28 03:11:58,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:11:58,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-11-28 03:11:58,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439722000] [2020-11-28 03:11:58,630 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:11:58,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:58,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:11:58,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:11:58,631 INFO L87 Difference]: Start difference. First operand 533 states and 762 transitions. Second operand 4 states. [2020-11-28 03:11:59,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:59,155 INFO L93 Difference]: Finished difference Result 1477 states and 2099 transitions. [2020-11-28 03:11:59,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:11:59,156 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 159 [2020-11-28 03:11:59,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:59,163 INFO L225 Difference]: With dead ends: 1477 [2020-11-28 03:11:59,163 INFO L226 Difference]: Without dead ends: 952 [2020-11-28 03:11:59,164 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:59,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2020-11-28 03:11:59,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 588. [2020-11-28 03:11:59,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2020-11-28 03:11:59,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 802 transitions. [2020-11-28 03:11:59,210 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 802 transitions. Word has length 159 [2020-11-28 03:11:59,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:59,210 INFO L481 AbstractCegarLoop]: Abstraction has 588 states and 802 transitions. [2020-11-28 03:11:59,210 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:11:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 802 transitions. [2020-11-28 03:11:59,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-11-28 03:11:59,213 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:59,213 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-28 03:11:59,427 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2020-11-28 03:11:59,428 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:11:59,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:59,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1057676942, now seen corresponding path program 1 times [2020-11-28 03:11:59,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:59,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328893585] [2020-11-28 03:11:59,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:59,501 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 97 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-11-28 03:11:59,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328893585] [2020-11-28 03:11:59,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1650574466] [2020-11-28 03:11:59,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:11:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:59,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-28 03:11:59,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:11:59,683 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 97 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-11-28 03:11:59,684 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:11:59,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-11-28 03:11:59,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574549318] [2020-11-28 03:11:59,685 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:11:59,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:59,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:11:59,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:11:59,686 INFO L87 Difference]: Start difference. First operand 588 states and 802 transitions. Second operand 4 states. [2020-11-28 03:12:00,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:12:00,293 INFO L93 Difference]: Finished difference Result 1485 states and 2023 transitions. [2020-11-28 03:12:00,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:12:00,294 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 167 [2020-11-28 03:12:00,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:12:00,300 INFO L225 Difference]: With dead ends: 1485 [2020-11-28 03:12:00,300 INFO L226 Difference]: Without dead ends: 898 [2020-11-28 03:12:00,301 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:12:00,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2020-11-28 03:12:00,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 516. [2020-11-28 03:12:00,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-11-28 03:12:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 701 transitions. [2020-11-28 03:12:00,332 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 701 transitions. Word has length 167 [2020-11-28 03:12:00,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:12:00,332 INFO L481 AbstractCegarLoop]: Abstraction has 516 states and 701 transitions. [2020-11-28 03:12:00,333 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:12:00,333 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 701 transitions. [2020-11-28 03:12:00,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-11-28 03:12:00,335 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:12:00,336 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-28 03:12:00,551 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2020-11-28 03:12:00,551 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:12:00,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:12:00,551 INFO L82 PathProgramCache]: Analyzing trace with hash 2140887848, now seen corresponding path program 1 times [2020-11-28 03:12:00,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:12:00,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788462672] [2020-11-28 03:12:00,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:12:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:12:00,648 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-11-28 03:12:00,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788462672] [2020-11-28 03:12:00,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:12:00,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:12:00,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134449216] [2020-11-28 03:12:00,650 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:12:00,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:12:00,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:12:00,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:12:00,651 INFO L87 Difference]: Start difference. First operand 516 states and 701 transitions. Second operand 3 states. [2020-11-28 03:12:00,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:12:00,696 INFO L93 Difference]: Finished difference Result 1227 states and 1657 transitions. [2020-11-28 03:12:00,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:12:00,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2020-11-28 03:12:00,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:12:00,700 INFO L225 Difference]: With dead ends: 1227 [2020-11-28 03:12:00,700 INFO L226 Difference]: Without dead ends: 478 [2020-11-28 03:12:00,702 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:12:00,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2020-11-28 03:12:00,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 478. [2020-11-28 03:12:00,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478 states. [2020-11-28 03:12:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 649 transitions. [2020-11-28 03:12:00,749 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 649 transitions. Word has length 169 [2020-11-28 03:12:00,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:12:00,749 INFO L481 AbstractCegarLoop]: Abstraction has 478 states and 649 transitions. [2020-11-28 03:12:00,749 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:12:00,749 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 649 transitions. [2020-11-28 03:12:00,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-11-28 03:12:00,753 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:12:00,753 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 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] [2020-11-28 03:12:00,753 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-11-28 03:12:00,753 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:12:00,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:12:00,754 INFO L82 PathProgramCache]: Analyzing trace with hash -873338986, now seen corresponding path program 1 times [2020-11-28 03:12:00,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:12:00,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077908451] [2020-11-28 03:12:00,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:12:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:12:00,845 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2020-11-28 03:12:00,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077908451] [2020-11-28 03:12:00,846 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:12:00,846 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:12:00,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580423111] [2020-11-28 03:12:00,846 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:12:00,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:12:00,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:12:00,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:12:00,847 INFO L87 Difference]: Start difference. First operand 478 states and 649 transitions. Second operand 3 states. [2020-11-28 03:12:01,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:12:01,078 INFO L93 Difference]: Finished difference Result 965 states and 1305 transitions. [2020-11-28 03:12:01,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:12:01,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 201 [2020-11-28 03:12:01,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:12:01,082 INFO L225 Difference]: With dead ends: 965 [2020-11-28 03:12:01,083 INFO L226 Difference]: Without dead ends: 483 [2020-11-28 03:12:01,084 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:12:01,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2020-11-28 03:12:01,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 479. [2020-11-28 03:12:01,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2020-11-28 03:12:01,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 640 transitions. [2020-11-28 03:12:01,109 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 640 transitions. Word has length 201 [2020-11-28 03:12:01,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:12:01,109 INFO L481 AbstractCegarLoop]: Abstraction has 479 states and 640 transitions. [2020-11-28 03:12:01,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:12:01,110 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 640 transitions. [2020-11-28 03:12:01,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2020-11-28 03:12:01,116 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:12:01,116 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 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] [2020-11-28 03:12:01,117 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-11-28 03:12:01,117 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:12:01,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:12:01,117 INFO L82 PathProgramCache]: Analyzing trace with hash 840195126, now seen corresponding path program 1 times [2020-11-28 03:12:01,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:12:01,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54449461] [2020-11-28 03:12:01,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:12:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:12:01,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 700 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2020-11-28 03:12:01,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54449461] [2020-11-28 03:12:01,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:12:01,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:12:01,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467192913] [2020-11-28 03:12:01,278 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:12:01,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:12:01,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:12:01,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:12:01,281 INFO L87 Difference]: Start difference. First operand 479 states and 640 transitions. Second operand 3 states. [2020-11-28 03:12:01,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:12:01,486 INFO L93 Difference]: Finished difference Result 986 states and 1311 transitions. [2020-11-28 03:12:01,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:12:01,487 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 340 [2020-11-28 03:12:01,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:12:01,491 INFO L225 Difference]: With dead ends: 986 [2020-11-28 03:12:01,491 INFO L226 Difference]: Without dead ends: 515 [2020-11-28 03:12:01,493 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:12:01,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2020-11-28 03:12:01,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 513. [2020-11-28 03:12:01,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-11-28 03:12:01,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 679 transitions. [2020-11-28 03:12:01,519 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 679 transitions. Word has length 340 [2020-11-28 03:12:01,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:12:01,519 INFO L481 AbstractCegarLoop]: Abstraction has 513 states and 679 transitions. [2020-11-28 03:12:01,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:12:01,520 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 679 transitions. [2020-11-28 03:12:01,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2020-11-28 03:12:01,526 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:12:01,527 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 4, 4, 3, 3, 3, 3, 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] [2020-11-28 03:12:01,527 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-11-28 03:12:01,527 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:12:01,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:12:01,528 INFO L82 PathProgramCache]: Analyzing trace with hash 299615116, now seen corresponding path program 1 times [2020-11-28 03:12:01,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:12:01,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791033725] [2020-11-28 03:12:01,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:12:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:12:01,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1424 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2020-11-28 03:12:01,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791033725] [2020-11-28 03:12:01,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:12:01,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:12:01,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674623049] [2020-11-28 03:12:01,717 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:12:01,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:12:01,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:12:01,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:12:01,718 INFO L87 Difference]: Start difference. First operand 513 states and 679 transitions. Second operand 3 states. [2020-11-28 03:12:01,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:12:01,945 INFO L93 Difference]: Finished difference Result 1056 states and 1393 transitions. [2020-11-28 03:12:01,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:12:01,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 371 [2020-11-28 03:12:01,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:12:01,949 INFO L225 Difference]: With dead ends: 1056 [2020-11-28 03:12:01,950 INFO L226 Difference]: Without dead ends: 551 [2020-11-28 03:12:01,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:12:01,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2020-11-28 03:12:01,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 549. [2020-11-28 03:12:01,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2020-11-28 03:12:01,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 720 transitions. [2020-11-28 03:12:01,980 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 720 transitions. Word has length 371 [2020-11-28 03:12:01,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:12:01,981 INFO L481 AbstractCegarLoop]: Abstraction has 549 states and 720 transitions. [2020-11-28 03:12:01,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:12:01,981 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 720 transitions. [2020-11-28 03:12:01,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2020-11-28 03:12:01,990 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:12:01,990 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 5, 5, 4, 4, 3, 3, 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] [2020-11-28 03:12:01,991 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-11-28 03:12:01,991 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:12:01,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:12:01,991 INFO L82 PathProgramCache]: Analyzing trace with hash 521510171, now seen corresponding path program 1 times [2020-11-28 03:12:01,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:12:01,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298403150] [2020-11-28 03:12:01,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:12:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:12:02,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1719 backedges. 970 proven. 0 refuted. 0 times theorem prover too weak. 749 trivial. 0 not checked. [2020-11-28 03:12:02,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298403150] [2020-11-28 03:12:02,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:12:02,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:12:02,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112713658] [2020-11-28 03:12:02,354 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:12:02,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:12:02,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:12:02,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:12:02,355 INFO L87 Difference]: Start difference. First operand 549 states and 720 transitions. Second operand 3 states. [2020-11-28 03:12:02,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:12:02,421 INFO L93 Difference]: Finished difference Result 1500 states and 1957 transitions. [2020-11-28 03:12:02,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:12:02,422 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 404 [2020-11-28 03:12:02,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:12:02,428 INFO L225 Difference]: With dead ends: 1500 [2020-11-28 03:12:02,429 INFO L226 Difference]: Without dead ends: 959 [2020-11-28 03:12:02,430 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:12:02,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2020-11-28 03:12:02,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 959. [2020-11-28 03:12:02,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 959 states. [2020-11-28 03:12:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1245 transitions. [2020-11-28 03:12:02,485 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1245 transitions. Word has length 404 [2020-11-28 03:12:02,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:12:02,486 INFO L481 AbstractCegarLoop]: Abstraction has 959 states and 1245 transitions. [2020-11-28 03:12:02,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:12:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1245 transitions. [2020-11-28 03:12:02,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2020-11-28 03:12:02,490 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:12:02,491 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 5, 5, 4, 4, 3, 3, 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] [2020-11-28 03:12:02,491 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-11-28 03:12:02,492 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-28 03:12:02,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:12:02,492 INFO L82 PathProgramCache]: Analyzing trace with hash 810329561, now seen corresponding path program 1 times [2020-11-28 03:12:02,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:12:02,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245545165] [2020-11-28 03:12:02,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:12:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:12:02,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1719 backedges. 354 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2020-11-28 03:12:02,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245545165] [2020-11-28 03:12:02,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437476146] [2020-11-28 03:12:02,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:12:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:12:02,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-28 03:12:02,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:12:03,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1719 backedges. 354 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2020-11-28 03:12:03,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:12:03,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2020-11-28 03:12:03,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561275946] [2020-11-28 03:12:03,034 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:12:03,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:12:03,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:12:03,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:12:03,035 INFO L87 Difference]: Start difference. First operand 959 states and 1245 transitions. Second operand 6 states. [2020-11-28 03:12:03,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:12:03,393 INFO L93 Difference]: Finished difference Result 2294 states and 3012 transitions. [2020-11-28 03:12:03,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:12:03,394 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 404 [2020-11-28 03:12:03,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:12:03,395 INFO L225 Difference]: With dead ends: 2294 [2020-11-28 03:12:03,395 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:12:03,399 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:12:03,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:12:03,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:12:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:12:03,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:12:03,400 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 404 [2020-11-28 03:12:03,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:12:03,401 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:12:03,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:12:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:12:03,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:12:03,601 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:12:03,604 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:12:04,812 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 200 [2020-11-28 03:12:05,272 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 200 [2020-11-28 03:12:05,693 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 14 [2020-11-28 03:12:05,999 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 58 [2020-11-28 03:12:06,274 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 48 [2020-11-28 03:12:06,742 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 62 [2020-11-28 03:12:06,946 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 58 [2020-11-28 03:12:07,305 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 29 [2020-11-28 03:12:07,520 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 46 [2020-11-28 03:12:07,716 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 46 [2020-11-28 03:12:07,954 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 29 [2020-11-28 03:12:08,161 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 48 [2020-11-28 03:12:08,337 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 46 [2020-11-28 03:12:08,552 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 46 [2020-11-28 03:12:08,807 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 14 [2020-11-28 03:12:09,001 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 48 [2020-11-28 03:12:09,184 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 34 [2020-11-28 03:12:10,920 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 182 DAG size of output: 72 [2020-11-28 03:12:11,149 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 53 [2020-11-28 03:12:12,992 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 182 DAG size of output: 72 [2020-11-28 03:12:13,155 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 6 [2020-11-28 03:12:13,158 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 262) no Hoare annotation was computed. [2020-11-28 03:12:13,159 INFO L270 CegarLoopResult]: At program point L168(lines 167 609) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse2 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse5 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse16 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse14 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse5 .cse6 .cse7 .cse8 .cse16 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse16 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2020-11-28 03:12:13,159 INFO L270 CegarLoopResult]: At program point L135(lines 128 622) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse2 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse9 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse14 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2020-11-28 03:12:13,159 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-11-28 03:12:13,159 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:12:13,159 INFO L274 CegarLoopResult]: For program point L631(lines 631 659) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L466(lines 466 470) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L632(lines 632 656) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L566(lines 566 570) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L566-2(lines 566 570) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L500-2(lines 211 592) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L203(lines 203 597) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L170(lines 170 608) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L137(lines 137 619) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L104(lines 104 630) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L666(lines 666 670) no Hoare annotation was computed. [2020-11-28 03:12:13,160 INFO L274 CegarLoopResult]: For program point L633(lines 633 642) no Hoare annotation was computed. [2020-11-28 03:12:13,161 INFO L274 CegarLoopResult]: For program point L666-2(lines 666 670) no Hoare annotation was computed. [2020-11-28 03:12:13,161 INFO L274 CegarLoopResult]: For program point L633-2(lines 632 654) no Hoare annotation was computed. [2020-11-28 03:12:13,161 INFO L274 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-11-28 03:12:13,161 INFO L270 CegarLoopResult]: At program point L204(lines 200 598) the Hoare annotation is: (let ((.cse0 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)))) (or (and .cse0 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-11-28 03:12:13,161 INFO L270 CegarLoopResult]: At program point L105(lines 104 630) the Hoare annotation is: false [2020-11-28 03:12:13,161 INFO L274 CegarLoopResult]: For program point L304(lines 304 308) no Hoare annotation was computed. [2020-11-28 03:12:13,161 INFO L274 CegarLoopResult]: For program point L304-2(lines 211 592) no Hoare annotation was computed. [2020-11-28 03:12:13,161 INFO L274 CegarLoopResult]: For program point L635(lines 635 639) no Hoare annotation was computed. [2020-11-28 03:12:13,161 INFO L274 CegarLoopResult]: For program point L206(lines 206 596) no Hoare annotation was computed. [2020-11-28 03:12:13,162 INFO L274 CegarLoopResult]: For program point L173(lines 173 607) no Hoare annotation was computed. [2020-11-28 03:12:13,162 INFO L274 CegarLoopResult]: For program point L140(lines 140 618) no Hoare annotation was computed. [2020-11-28 03:12:13,162 INFO L274 CegarLoopResult]: For program point L107(lines 107 629) no Hoare annotation was computed. [2020-11-28 03:12:13,162 INFO L274 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-11-28 03:12:13,162 INFO L274 CegarLoopResult]: For program point L339-2(lines 211 592) no Hoare annotation was computed. [2020-11-28 03:12:13,162 INFO L270 CegarLoopResult]: At program point L207(lines 206 596) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2020-11-28 03:12:13,162 INFO L270 CegarLoopResult]: At program point L174(lines 170 608) the Hoare annotation is: (and (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) [2020-11-28 03:12:13,162 INFO L270 CegarLoopResult]: At program point L141(lines 137 619) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse2 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse5 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-11-28 03:12:13,162 INFO L274 CegarLoopResult]: For program point L75(lines 75 83) no Hoare annotation was computed. [2020-11-28 03:12:13,163 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 262) no Hoare annotation was computed. [2020-11-28 03:12:13,163 INFO L274 CegarLoopResult]: For program point L439(lines 439 451) no Hoare annotation was computed. [2020-11-28 03:12:13,163 INFO L270 CegarLoopResult]: At program point L406(lines 397 417) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-11-28 03:12:13,163 INFO L274 CegarLoopResult]: For program point L439-2(lines 439 451) no Hoare annotation was computed. [2020-11-28 03:12:13,163 INFO L274 CegarLoopResult]: For program point L176(lines 176 606) no Hoare annotation was computed. [2020-11-28 03:12:13,163 INFO L274 CegarLoopResult]: For program point L143(lines 143 617) no Hoare annotation was computed. [2020-11-28 03:12:13,163 INFO L274 CegarLoopResult]: For program point L110(lines 110 628) no Hoare annotation was computed. [2020-11-28 03:12:13,163 INFO L270 CegarLoopResult]: At program point L210(lines 209 595) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2020-11-28 03:12:13,163 INFO L274 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2020-11-28 03:12:13,163 INFO L274 CegarLoopResult]: For program point L78-2(lines 75 83) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L541(lines 541 546) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L442(lines 442 447) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L244(lines 244 249) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L179(lines 179 605) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L146(lines 146 616) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L113(lines 113 627) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L576(lines 576 586) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L576-1(lines 576 586) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L274 CegarLoopResult]: For program point L510-2(lines 510 514) no Hoare annotation was computed. [2020-11-28 03:12:13,164 INFO L270 CegarLoopResult]: At program point L180(lines 176 606) the Hoare annotation is: (let ((.cse0 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (or (and (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 .cse1) (and .cse0 .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-11-28 03:12:13,165 INFO L270 CegarLoopResult]: At program point L147(lines 143 617) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-11-28 03:12:13,165 INFO L274 CegarLoopResult]: For program point L478(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:12:13,165 INFO L270 CegarLoopResult]: At program point L214(lines 107 629) the Hoare annotation is: false [2020-11-28 03:12:13,165 INFO L277 CegarLoopResult]: At program point L677(lines 67 679) the Hoare annotation is: true [2020-11-28 03:12:13,165 INFO L274 CegarLoopResult]: For program point L644(lines 644 650) no Hoare annotation was computed. [2020-11-28 03:12:13,166 INFO L274 CegarLoopResult]: For program point L347(lines 347 379) no Hoare annotation was computed. [2020-11-28 03:12:13,170 INFO L274 CegarLoopResult]: For program point L314(lines 314 318) no Hoare annotation was computed. [2020-11-28 03:12:13,170 INFO L274 CegarLoopResult]: For program point L314-2(lines 314 318) no Hoare annotation was computed. [2020-11-28 03:12:13,170 INFO L274 CegarLoopResult]: For program point L182(lines 182 604) no Hoare annotation was computed. [2020-11-28 03:12:13,170 INFO L274 CegarLoopResult]: For program point L149(lines 149 615) no Hoare annotation was computed. [2020-11-28 03:12:13,171 INFO L274 CegarLoopResult]: For program point L116(lines 116 626) no Hoare annotation was computed. [2020-11-28 03:12:13,171 INFO L277 CegarLoopResult]: At program point L678(lines 12 680) the Hoare annotation is: true [2020-11-28 03:12:13,172 INFO L274 CegarLoopResult]: For program point L579(lines 579 583) no Hoare annotation was computed. [2020-11-28 03:12:13,173 INFO L274 CegarLoopResult]: For program point L85(lines 85 93) no Hoare annotation was computed. [2020-11-28 03:12:13,173 INFO L274 CegarLoopResult]: For program point L85-1(lines 67 679) no Hoare annotation was computed. [2020-11-28 03:12:13,173 INFO L274 CegarLoopResult]: For program point L350(lines 350 378) no Hoare annotation was computed. [2020-11-28 03:12:13,173 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:12:13,173 INFO L274 CegarLoopResult]: For program point L350-1(lines 350 378) no Hoare annotation was computed. [2020-11-28 03:12:13,173 INFO L274 CegarLoopResult]: For program point L251(lines 251 264) no Hoare annotation was computed. [2020-11-28 03:12:13,174 INFO L274 CegarLoopResult]: For program point L185(lines 185 603) no Hoare annotation was computed. [2020-11-28 03:12:13,174 INFO L274 CegarLoopResult]: For program point L152(lines 152 614) no Hoare annotation was computed. [2020-11-28 03:12:13,174 INFO L274 CegarLoopResult]: For program point L119(lines 119 625) no Hoare annotation was computed. [2020-11-28 03:12:13,174 INFO L274 CegarLoopResult]: For program point L86(lines 86 90) no Hoare annotation was computed. [2020-11-28 03:12:13,174 INFO L274 CegarLoopResult]: For program point L351(lines 351 375) no Hoare annotation was computed. [2020-11-28 03:12:13,175 INFO L274 CegarLoopResult]: For program point L219(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:12:13,175 INFO L270 CegarLoopResult]: At program point L186(lines 182 604) the Hoare annotation is: (let ((.cse0 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (or (and (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 .cse1) (and .cse0 .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-11-28 03:12:13,176 INFO L270 CegarLoopResult]: At program point L153(lines 149 615) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-11-28 03:12:13,176 INFO L274 CegarLoopResult]: For program point L219-2(lines 211 592) no Hoare annotation was computed. [2020-11-28 03:12:13,176 INFO L274 CegarLoopResult]: For program point L253(lines 253 258) no Hoare annotation was computed. [2020-11-28 03:12:13,176 INFO L274 CegarLoopResult]: For program point L551(lines 551 559) no Hoare annotation was computed. [2020-11-28 03:12:13,176 INFO L274 CegarLoopResult]: For program point L287(lines 287 291) no Hoare annotation was computed. [2020-11-28 03:12:13,176 INFO L274 CegarLoopResult]: For program point L287-2(lines 211 592) no Hoare annotation was computed. [2020-11-28 03:12:13,177 INFO L274 CegarLoopResult]: For program point L188(lines 188 602) no Hoare annotation was computed. [2020-11-28 03:12:13,177 INFO L274 CegarLoopResult]: For program point L155(lines 155 613) no Hoare annotation was computed. [2020-11-28 03:12:13,177 INFO L274 CegarLoopResult]: For program point L122(lines 122 624) no Hoare annotation was computed. [2020-11-28 03:12:13,177 INFO L274 CegarLoopResult]: For program point L387(lines 387 418) no Hoare annotation was computed. [2020-11-28 03:12:13,177 INFO L274 CegarLoopResult]: For program point L354(lines 354 374) no Hoare annotation was computed. [2020-11-28 03:12:13,177 INFO L270 CegarLoopResult]: At program point L123(lines 119 625) the Hoare annotation is: false [2020-11-28 03:12:13,177 INFO L274 CegarLoopResult]: For program point L388(lines 388 394) no Hoare annotation was computed. [2020-11-28 03:12:13,178 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:12:13,178 INFO L274 CegarLoopResult]: For program point L554(lines 554 558) no Hoare annotation was computed. [2020-11-28 03:12:13,178 INFO L274 CegarLoopResult]: For program point L521(lines 521 526) no Hoare annotation was computed. [2020-11-28 03:12:13,178 INFO L274 CegarLoopResult]: For program point L356(lines 356 360) no Hoare annotation was computed. [2020-11-28 03:12:13,178 INFO L274 CegarLoopResult]: For program point L323-1(lines 323 332) no Hoare annotation was computed. [2020-11-28 03:12:13,178 INFO L274 CegarLoopResult]: For program point L356-2(lines 354 372) no Hoare annotation was computed. [2020-11-28 03:12:13,178 INFO L274 CegarLoopResult]: For program point L191(lines 191 601) no Hoare annotation was computed. [2020-11-28 03:12:13,178 INFO L274 CegarLoopResult]: For program point L158(lines 158 612) no Hoare annotation was computed. [2020-11-28 03:12:13,179 INFO L274 CegarLoopResult]: For program point L125(lines 125 623) no Hoare annotation was computed. [2020-11-28 03:12:13,179 INFO L270 CegarLoopResult]: At program point L555(lines 67 679) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2020-11-28 03:12:13,179 INFO L274 CegarLoopResult]: For program point L489(lines 489 493) no Hoare annotation was computed. [2020-11-28 03:12:13,179 INFO L270 CegarLoopResult]: At program point L192(lines 188 602) the Hoare annotation is: (let ((.cse0 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse4 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)))) (or (and .cse0 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-11-28 03:12:13,179 INFO L270 CegarLoopResult]: At program point L159(lines 155 613) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-11-28 03:12:13,180 INFO L270 CegarLoopResult]: At program point L126(lines 125 623) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse2 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse9 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse14 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2020-11-28 03:12:13,180 INFO L274 CegarLoopResult]: For program point L457(lines 457 461) no Hoare annotation was computed. [2020-11-28 03:12:13,180 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 260) no Hoare annotation was computed. [2020-11-28 03:12:13,180 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:12:13,180 INFO L274 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-11-28 03:12:13,181 INFO L274 CegarLoopResult]: For program point L260-1(line 260) no Hoare annotation was computed. [2020-11-28 03:12:13,181 INFO L274 CegarLoopResult]: For program point L194(lines 194 600) no Hoare annotation was computed. [2020-11-28 03:12:13,181 INFO L274 CegarLoopResult]: For program point L161(lines 161 611) no Hoare annotation was computed. [2020-11-28 03:12:13,181 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 260) no Hoare annotation was computed. [2020-11-28 03:12:13,181 INFO L274 CegarLoopResult]: For program point L128(lines 128 622) no Hoare annotation was computed. [2020-11-28 03:12:13,181 INFO L277 CegarLoopResult]: At program point L690(lines 681 692) the Hoare annotation is: true [2020-11-28 03:12:13,181 INFO L274 CegarLoopResult]: For program point L327(lines 327 331) no Hoare annotation was computed. [2020-11-28 03:12:13,182 INFO L274 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-11-28 03:12:13,182 INFO L274 CegarLoopResult]: For program point L262-1(line 262) no Hoare annotation was computed. [2020-11-28 03:12:13,183 INFO L270 CegarLoopResult]: At program point L593(lines 101 661) the Hoare annotation is: (let ((.cse17 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse13 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse0 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse4 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse18 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse11 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse15 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse11 .cse12 .cse17 .cse13 .cse14 .cse15 .cse16 .cse6) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse7 .cse18 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse18 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse18 .cse8 .cse9 .cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse14 .cse15 .cse16))) [2020-11-28 03:12:13,183 INFO L274 CegarLoopResult]: For program point L560(lines 560 564) no Hoare annotation was computed. [2020-11-28 03:12:13,183 INFO L274 CegarLoopResult]: For program point L428(lines 428 432) no Hoare annotation was computed. [2020-11-28 03:12:13,184 INFO L270 CegarLoopResult]: At program point L362(lines 344 380) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-11-28 03:12:13,184 INFO L274 CegarLoopResult]: For program point L197(lines 197 599) no Hoare annotation was computed. [2020-11-28 03:12:13,184 INFO L274 CegarLoopResult]: For program point L164(lines 164 610) no Hoare annotation was computed. [2020-11-28 03:12:13,184 INFO L274 CegarLoopResult]: For program point L131(lines 131 621) no Hoare annotation was computed. [2020-11-28 03:12:13,184 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:12:13,185 INFO L274 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2020-11-28 03:12:13,185 INFO L274 CegarLoopResult]: For program point L462(lines 462 473) no Hoare annotation was computed. [2020-11-28 03:12:13,185 INFO L274 CegarLoopResult]: For program point L528-2(lines 211 592) no Hoare annotation was computed. [2020-11-28 03:12:13,185 INFO L270 CegarLoopResult]: At program point L396(lines 387 418) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-11-28 03:12:13,185 INFO L274 CegarLoopResult]: For program point L231(lines 231 242) no Hoare annotation was computed. [2020-11-28 03:12:13,186 INFO L270 CegarLoopResult]: At program point L198(lines 194 600) the Hoare annotation is: (let ((.cse0 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-11-28 03:12:13,186 INFO L270 CegarLoopResult]: At program point L165(lines 161 611) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-11-28 03:12:13,186 INFO L274 CegarLoopResult]: For program point L231-2(lines 231 242) no Hoare annotation was computed. [2020-11-28 03:12:13,186 INFO L274 CegarLoopResult]: For program point L364(lines 364 368) no Hoare annotation was computed. [2020-11-28 03:12:13,186 INFO L277 CegarLoopResult]: At program point L662(lines 100 663) the Hoare annotation is: true [2020-11-28 03:12:13,186 INFO L274 CegarLoopResult]: For program point L398(lines 398 404) no Hoare annotation was computed. [2020-11-28 03:12:13,186 INFO L274 CegarLoopResult]: For program point L233(lines 233 238) no Hoare annotation was computed. [2020-11-28 03:12:13,187 INFO L274 CegarLoopResult]: For program point L200(lines 200 598) no Hoare annotation was computed. [2020-11-28 03:12:13,187 INFO L274 CegarLoopResult]: For program point L167(lines 167 609) no Hoare annotation was computed. [2020-11-28 03:12:13,187 INFO L274 CegarLoopResult]: For program point L134(lines 134 620) no Hoare annotation was computed. [2020-11-28 03:12:13,187 INFO L270 CegarLoopResult]: At program point L101-2(lines 101 661) the Hoare annotation is: (let ((.cse17 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse13 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse0 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse4 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse18 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse11 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse15 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse11 .cse12 .cse17 .cse13 .cse14 .cse15 .cse16 .cse6) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse7 .cse18 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse18 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse18 .cse8 .cse9 .cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse14 .cse15 .cse16))) [2020-11-28 03:12:13,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:12:13 BoogieIcfgContainer [2020-11-28 03:12:13,260 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:12:13,261 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:12:13,261 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:12:13,262 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:12:13,262 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:48" (3/4) ... [2020-11-28 03:12:13,266 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:12:13,296 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-28 03:12:13,297 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-28 03:12:13,298 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:12:13,300 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:12:13,455 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_12c9e5f2-de9d-41bc-9305-1c220a55bdf8/bin/uautomizer/witness.graphml [2020-11-28 03:12:13,456 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:12:13,457 INFO L168 Benchmark]: Toolchain (without parser) took 26777.98 ms. Allocated memory was 109.1 MB in the beginning and 453.0 MB in the end (delta: 343.9 MB). Free memory was 76.7 MB in the beginning and 178.6 MB in the end (delta: -101.9 MB). Peak memory consumption was 242.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:13,457 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 71.3 MB. Free memory is still 33.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:12:13,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 492.73 ms. Allocated memory is still 109.1 MB. Free memory was 76.5 MB in the beginning and 81.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:13,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.24 ms. Allocated memory is still 109.1 MB. Free memory was 81.3 MB in the beginning and 78.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:13,458 INFO L168 Benchmark]: Boogie Preprocessor took 63.37 ms. Allocated memory is still 109.1 MB. Free memory was 78.8 MB in the beginning and 76.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:13,459 INFO L168 Benchmark]: RCFGBuilder took 1229.12 ms. Allocated memory is still 109.1 MB. Free memory was 76.7 MB in the beginning and 73.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:13,459 INFO L168 Benchmark]: TraceAbstraction took 24701.44 ms. Allocated memory was 109.1 MB in the beginning and 453.0 MB in the end (delta: 343.9 MB). Free memory was 72.9 MB in the beginning and 190.2 MB in the end (delta: -117.3 MB). Peak memory consumption was 262.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:13,459 INFO L168 Benchmark]: Witness Printer took 194.65 ms. Allocated memory is still 453.0 MB. Free memory was 190.2 MB in the beginning and 178.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:13,462 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 71.3 MB. Free memory is still 33.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 492.73 ms. Allocated memory is still 109.1 MB. Free memory was 76.5 MB in the beginning and 81.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.24 ms. Allocated memory is still 109.1 MB. Free memory was 81.3 MB in the beginning and 78.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.37 ms. Allocated memory is still 109.1 MB. Free memory was 78.8 MB in the beginning and 76.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1229.12 ms. Allocated memory is still 109.1 MB. Free memory was 76.7 MB in the beginning and 73.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24701.44 ms. Allocated memory was 109.1 MB in the beginning and 453.0 MB in the end (delta: 343.9 MB). Free memory was 72.9 MB in the beginning and 190.2 MB in the end (delta: -117.3 MB). Peak memory consumption was 262.9 MB. Max. memory is 16.1 GB. * Witness Printer took 194.65 ms. Allocated memory is still 453.0 MB. Free memory was 190.2 MB in the beginning and 178.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 262]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 260]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 262]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 260]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: ((!(8576 == s__state) && 8576 <= s__state) && s__state <= 8640) || ((8576 <= s__state && s__state <= 8640) && !(s__hit == 0)) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0)) || ((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8512) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && !(8560 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 3 == s__s3__tmp__next_state___0) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) || (((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && s__s3__tmp__next_state___0 <= 8640) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8576 <= s__s3__tmp__next_state___0) && !(8496 == s__state)) && !(s__state == 8544)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0))) || (((((((((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8576 <= s__s3__tmp__next_state___0) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: ((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0)) || ((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((((((!(24576 == s__state) && !(8576 == s__state)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8656)) || ((((((!(24576 == s__state) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8656)) && !(s__hit == 0)) - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: ((((((!(24576 == s__state) && !(8576 == s__state)) && !(s__state == 8673)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8672)) || ((((((!(24576 == s__state) && !(s__state == 8673)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8672)) && !(s__hit == 0)) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8512) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && !(8560 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8545) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8481) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((!(8576 == s__state) && 8576 <= s__state) && s__state <= 8640) || ((8576 <= s__state && s__state <= 8640) && !(s__hit == 0)) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8512) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && !(8560 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: ((((((((!(24576 == s__state) && !(8576 == s__state)) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8672)) && !(s__state == 8656)) || ((((((((!(24576 == s__state) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8672)) && !(s__state == 8656)) && !(s__hit == 0)) - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((((((((((!(24576 == s__state) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__hit == 0)) || (((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && 8576 <= s__s3__tmp__next_state___0)) || ((((((((((((!(s__state == 8545) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && s__s3__tmp__next_state___0 <= 8640) && !(8497 == s__state)) && !(s__state == 8561)) && 8576 <= s__s3__tmp__next_state___0) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0))) || (((((((((((3 == s__s3__tmp__next_state___0 && !(s__state == 8545)) && !(8576 == s__state)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481))) || ((((((!(24576 == s__state) && !(8576 == s__state)) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384))) || (((((((((((!(s__state == 8545) && !(8576 == s__state)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8448 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8576 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) || ((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0)) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((((((((((!(24576 == s__state) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__hit == 0)) || (((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && 8576 <= s__s3__tmp__next_state___0)) || ((((((((((((!(s__state == 8545) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && s__s3__tmp__next_state___0 <= 8640) && !(8497 == s__state)) && !(s__state == 8561)) && 8576 <= s__s3__tmp__next_state___0) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0))) || (((((((((((3 == s__s3__tmp__next_state___0 && !(s__state == 8545)) && !(8576 == s__state)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481))) || ((((((!(24576 == s__state) && !(8576 == s__state)) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384))) || (((((((((((!(s__state == 8545) && !(8576 == s__state)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8448 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 8576 <= s__state && s__state <= 8640 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 148 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.9s, OverallIterations: 32, TraceHistogramMax: 14, AutomataDifference: 8.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5404 SDtfs, 4771 SDslu, 2176 SDs, 0 SdLazy, 3168 SolverSat, 1071 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 991 GetRequests, 949 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=959occurred in iteration=31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 32 MinimizatonAttempts, 1656 StatesRemovedByMinimization, 27 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 198 NumberOfFragments, 1778 HoareAnnotationTreeSize, 29 FomulaSimplifications, 244621 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 29 FomulaSimplificationsInter, 90655 FormulaSimplificationTreeSizeReductionInter, 7.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 5145 NumberOfCodeBlocks, 5145 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 5109 ConstructedInterpolants, 0 QuantifiedInterpolants, 1700493 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1674 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 36 InterpolantComputations, 28 PerfectInterpolantSequences, 11171/11219 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...