/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/bitvector/s3_srvr_2a_alt.BV.c.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 10:33:40,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 10:33:40,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 10:33:40,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 10:33:40,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 10:33:40,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 10:33:40,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 10:33:40,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 10:33:40,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 10:33:40,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 10:33:40,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 10:33:40,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 10:33:40,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 10:33:40,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 10:33:40,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 10:33:40,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 10:33:40,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 10:33:40,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 10:33:40,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 10:33:40,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 10:33:40,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 10:33:40,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 10:33:40,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 10:33:40,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 10:33:40,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 10:33:40,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 10:33:40,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 10:33:40,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 10:33:40,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 10:33:40,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 10:33:40,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 10:33:40,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 10:33:40,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 10:33:40,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 10:33:40,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 10:33:40,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 10:33:40,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 10:33:40,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 10:33:40,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 10:33:40,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 10:33:40,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 10:33:40,364 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 10:33:40,386 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 10:33:40,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 10:33:40,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 10:33:40,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 10:33:40,388 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 10:33:40,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 10:33:40,388 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 10:33:40,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 10:33:40,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 10:33:40,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 10:33:40,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 10:33:40,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 10:33:40,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 10:33:40,390 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 10:33:40,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 10:33:40,390 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 10:33:40,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 10:33:40,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 10:33:40,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 10:33:40,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 10:33:40,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 10:33:40,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 10:33:40,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 10:33:40,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 10:33:40,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 10:33:40,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 10:33:40,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 10:33:40,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 10:33:40,392 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 10:33:40,393 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 10:33:40,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 10:33:40,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 10:33:40,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 10:33:40,738 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 10:33:40,740 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 10:33:40,740 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2020-10-12 10:33:40,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/814c7507a/0731f601644d41198f5552aabd782070/FLAGc32476825 [2020-10-12 10:33:41,322 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 10:33:41,323 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2020-10-12 10:33:41,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/814c7507a/0731f601644d41198f5552aabd782070/FLAGc32476825 [2020-10-12 10:33:41,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/814c7507a/0731f601644d41198f5552aabd782070 [2020-10-12 10:33:41,647 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 10:33:41,649 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 10:33:41,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 10:33:41,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 10:33:41,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 10:33:41,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:33:41" (1/1) ... [2020-10-12 10:33:41,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd7e874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:41, skipping insertion in model container [2020-10-12 10:33:41,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:33:41" (1/1) ... [2020-10-12 10:33:41,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 10:33:41,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 10:33:41,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 10:33:41,963 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 10:33:42,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 10:33:42,164 INFO L208 MainTranslator]: Completed translation [2020-10-12 10:33:42,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:42 WrapperNode [2020-10-12 10:33:42,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 10:33:42,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 10:33:42,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 10:33:42,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 10:33:42,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:42" (1/1) ... [2020-10-12 10:33:42,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:42" (1/1) ... [2020-10-12 10:33:42,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:42" (1/1) ... [2020-10-12 10:33:42,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:42" (1/1) ... [2020-10-12 10:33:42,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:42" (1/1) ... [2020-10-12 10:33:42,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:42" (1/1) ... [2020-10-12 10:33:42,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:42" (1/1) ... [2020-10-12 10:33:42,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 10:33:42,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 10:33:42,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 10:33:42,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 10:33:42,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:42" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/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 [2020-10-12 10:33:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 10:33:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 10:33:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2020-10-12 10:33:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 10:33:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 10:33:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-12 10:33:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 10:33:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-12 10:33:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2020-10-12 10:33:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 10:33:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 10:33:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 10:33:42,549 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 10:33:42,935 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-10-12 10:33:42,935 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-10-12 10:33:42,947 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 10:33:42,947 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-12 10:33:42,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:33:42 BoogieIcfgContainer [2020-10-12 10:33:42,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 10:33:42,954 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 10:33:42,955 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 10:33:42,958 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 10:33:42,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 10:33:41" (1/3) ... [2020-10-12 10:33:42,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5adff9c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:33:42, skipping insertion in model container [2020-10-12 10:33:42,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:33:42" (2/3) ... [2020-10-12 10:33:42,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5adff9c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:33:42, skipping insertion in model container [2020-10-12 10:33:42,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:33:42" (3/3) ... [2020-10-12 10:33:42,961 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2020-10-12 10:33:42,972 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 10:33:42,981 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 10:33:42,996 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 10:33:43,024 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 10:33:43,024 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 10:33:43,024 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 10:33:43,025 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 10:33:43,025 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 10:33:43,025 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 10:33:43,025 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 10:33:43,026 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 10:33:43,049 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2020-10-12 10:33:43,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-10-12 10:33:43,060 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:43,062 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 10:33:43,062 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:43,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:43,069 INFO L82 PathProgramCache]: Analyzing trace with hash -214397175, now seen corresponding path program 1 times [2020-10-12 10:33:43,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:43,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1004058260] [2020-10-12 10:33:43,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:43,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:43,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:43,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:43,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:43,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-12 10:33:43,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 10:33:43,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 597 [2020-10-12 10:33:43,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 10:33:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 10:33:43,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 10:33:43,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 10:33:43,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:43,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:43,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:43,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:43,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:43,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:43,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:43,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:43,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:43,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:43,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:43,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 10:33:43,958 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1004058260] [2020-10-12 10:33:43,960 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 10:33:43,961 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 10:33:43,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633368507] [2020-10-12 10:33:43,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 10:33:43,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:43,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 10:33:43,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 10:33:43,984 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 5 states. [2020-10-12 10:33:44,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:44,333 INFO L93 Difference]: Finished difference Result 326 states and 557 transitions. [2020-10-12 10:33:44,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 10:33:44,335 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2020-10-12 10:33:44,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:44,349 INFO L225 Difference]: With dead ends: 326 [2020-10-12 10:33:44,349 INFO L226 Difference]: Without dead ends: 166 [2020-10-12 10:33:44,353 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 10:33:44,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-10-12 10:33:44,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 161. [2020-10-12 10:33:44,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-12 10:33:44,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 253 transitions. [2020-10-12 10:33:44,412 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 253 transitions. Word has length 49 [2020-10-12 10:33:44,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:44,413 INFO L479 AbstractCegarLoop]: Abstraction has 161 states and 253 transitions. [2020-10-12 10:33:44,413 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 10:33:44,413 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 253 transitions. [2020-10-12 10:33:44,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-10-12 10:33:44,416 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:44,416 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 10:33:44,416 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 10:33:44,416 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:44,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:44,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1936586635, now seen corresponding path program 1 times [2020-10-12 10:33:44,417 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:44,417 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [257124621] [2020-10-12 10:33:44,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:44,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:44,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:44,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:44,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:44,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-12 10:33:44,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 10:33:44,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 403 [2020-10-12 10:33:44,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 10:33:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 10:33:44,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 10:33:44,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 10:33:44,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:44,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:44,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:44,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:44,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:44,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:44,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:44,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:44,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:44,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:44,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:44,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 10:33:44,903 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [257124621] [2020-10-12 10:33:44,903 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 10:33:44,903 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 10:33:44,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012885008] [2020-10-12 10:33:44,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 10:33:44,905 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:44,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 10:33:44,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 10:33:44,906 INFO L87 Difference]: Start difference. First operand 161 states and 253 transitions. Second operand 5 states. [2020-10-12 10:33:45,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:45,146 INFO L93 Difference]: Finished difference Result 357 states and 570 transitions. [2020-10-12 10:33:45,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 10:33:45,147 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2020-10-12 10:33:45,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:45,149 INFO L225 Difference]: With dead ends: 357 [2020-10-12 10:33:45,150 INFO L226 Difference]: Without dead ends: 207 [2020-10-12 10:33:45,152 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 10:33:45,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2020-10-12 10:33:45,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 202. [2020-10-12 10:33:45,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-10-12 10:33:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 325 transitions. [2020-10-12 10:33:45,169 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 325 transitions. Word has length 50 [2020-10-12 10:33:45,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:45,170 INFO L479 AbstractCegarLoop]: Abstraction has 202 states and 325 transitions. [2020-10-12 10:33:45,170 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 10:33:45,170 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 325 transitions. [2020-10-12 10:33:45,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-12 10:33:45,173 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:45,173 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 10:33:45,173 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 10:33:45,174 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:45,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:45,174 INFO L82 PathProgramCache]: Analyzing trace with hash -83111160, now seen corresponding path program 1 times [2020-10-12 10:33:45,174 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:45,175 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [696099777] [2020-10-12 10:33:45,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:45,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:45,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:45,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-12 10:33:45,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:45,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-12 10:33:45,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 10:33:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-12 10:33:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-12 10:33:45,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:45,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:45,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:45,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:45,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:45,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:45,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:45,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:45,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:45,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:45,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:45,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:45,313 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 10:33:45,313 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [696099777] [2020-10-12 10:33:45,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 10:33:45,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 10:33:45,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167542709] [2020-10-12 10:33:45,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 10:33:45,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:45,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 10:33:45,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:45,316 INFO L87 Difference]: Start difference. First operand 202 states and 325 transitions. Second operand 3 states. [2020-10-12 10:33:45,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:45,354 INFO L93 Difference]: Finished difference Result 578 states and 940 transitions. [2020-10-12 10:33:45,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 10:33:45,354 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-10-12 10:33:45,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:45,358 INFO L225 Difference]: With dead ends: 578 [2020-10-12 10:33:45,358 INFO L226 Difference]: Without dead ends: 389 [2020-10-12 10:33:45,359 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:45,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2020-10-12 10:33:45,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 389. [2020-10-12 10:33:45,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2020-10-12 10:33:45,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 629 transitions. [2020-10-12 10:33:45,382 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 629 transitions. Word has length 65 [2020-10-12 10:33:45,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:45,382 INFO L479 AbstractCegarLoop]: Abstraction has 389 states and 629 transitions. [2020-10-12 10:33:45,382 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 10:33:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 629 transitions. [2020-10-12 10:33:45,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-12 10:33:45,387 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:45,387 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 10:33:45,387 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 10:33:45,387 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:45,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:45,388 INFO L82 PathProgramCache]: Analyzing trace with hash -1967371592, now seen corresponding path program 1 times [2020-10-12 10:33:45,388 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:45,388 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1902570037] [2020-10-12 10:33:45,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:45,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:45,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:45,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:45,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:45,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:45,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:45,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-12 10:33:45,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 10:33:45,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 485 [2020-10-12 10:33:45,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:45,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 10:33:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 10:33:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 10:33:45,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:45,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:45,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:45,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:45,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:45,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:45,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:45,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:45,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:45,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:45,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:45,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:45,935 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 10:33:45,936 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1902570037] [2020-10-12 10:33:45,936 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 10:33:45,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 10:33:45,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970674394] [2020-10-12 10:33:45,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 10:33:45,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:45,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 10:33:45,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 10:33:45,938 INFO L87 Difference]: Start difference. First operand 389 states and 629 transitions. Second operand 5 states. [2020-10-12 10:33:46,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:46,083 INFO L93 Difference]: Finished difference Result 782 states and 1264 transitions. [2020-10-12 10:33:46,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 10:33:46,084 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 86 [2020-10-12 10:33:46,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:46,086 INFO L225 Difference]: With dead ends: 782 [2020-10-12 10:33:46,087 INFO L226 Difference]: Without dead ends: 406 [2020-10-12 10:33:46,088 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 10:33:46,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2020-10-12 10:33:46,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 400. [2020-10-12 10:33:46,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2020-10-12 10:33:46,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 640 transitions. [2020-10-12 10:33:46,105 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 640 transitions. Word has length 86 [2020-10-12 10:33:46,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:46,106 INFO L479 AbstractCegarLoop]: Abstraction has 400 states and 640 transitions. [2020-10-12 10:33:46,106 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 10:33:46,106 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 640 transitions. [2020-10-12 10:33:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-12 10:33:46,110 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:46,110 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-12 10:33:46,110 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 10:33:46,111 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:46,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:46,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1961825767, now seen corresponding path program 1 times [2020-10-12 10:33:46,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:46,112 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1564351664] [2020-10-12 10:33:46,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:46,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:46,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:46,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:46,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:46,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:46,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-12 10:33:46,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 10:33:46,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 541 [2020-10-12 10:33:46,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:46,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 10:33:46,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-12 10:33:46,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-12 10:33:46,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:46,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:46,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:46,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:46,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:46,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:46,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:46,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:46,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:46,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:46,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:46,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:46,915 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 49 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 10:33:46,915 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1564351664] [2020-10-12 10:33:46,916 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 10:33:46,916 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-12 10:33:46,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615258010] [2020-10-12 10:33:46,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 10:33:46,917 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:46,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 10:33:46,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-12 10:33:46,918 INFO L87 Difference]: Start difference. First operand 400 states and 640 transitions. Second operand 5 states. [2020-10-12 10:33:47,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:47,625 INFO L93 Difference]: Finished difference Result 1252 states and 2028 transitions. [2020-10-12 10:33:47,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-12 10:33:47,626 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 102 [2020-10-12 10:33:47,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:47,633 INFO L225 Difference]: With dead ends: 1252 [2020-10-12 10:33:47,633 INFO L226 Difference]: Without dead ends: 874 [2020-10-12 10:33:47,635 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-12 10:33:47,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2020-10-12 10:33:47,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 774. [2020-10-12 10:33:47,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 774 states. [2020-10-12 10:33:47,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 774 states and 1251 transitions. [2020-10-12 10:33:47,681 INFO L78 Accepts]: Start accepts. Automaton has 774 states and 1251 transitions. Word has length 102 [2020-10-12 10:33:47,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:47,682 INFO L479 AbstractCegarLoop]: Abstraction has 774 states and 1251 transitions. [2020-10-12 10:33:47,682 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 10:33:47,682 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1251 transitions. [2020-10-12 10:33:47,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-10-12 10:33:47,686 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:47,686 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 10:33:47,686 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 10:33:47,686 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:47,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:47,687 INFO L82 PathProgramCache]: Analyzing trace with hash -60327113, now seen corresponding path program 1 times [2020-10-12 10:33:47,687 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:47,687 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1669888200] [2020-10-12 10:33:47,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:47,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:47,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:47,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:47,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-10-12 10:33:47,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 10:33:47,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 188 [2020-10-12 10:33:47,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:47,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 10:33:47,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-12 10:33:47,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-12 10:33:47,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 10:33:47,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:47,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:47,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:47,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:47,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:47,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:47,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:47,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:47,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:47,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:47,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:47,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 10:33:47,972 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-10-12 10:33:47,972 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1669888200] [2020-10-12 10:33:47,973 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 10:33:47,973 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 10:33:47,973 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517536682] [2020-10-12 10:33:47,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 10:33:47,974 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:47,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 10:33:47,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:47,975 INFO L87 Difference]: Start difference. First operand 774 states and 1251 transitions. Second operand 3 states. [2020-10-12 10:33:48,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:48,067 INFO L93 Difference]: Finished difference Result 1898 states and 3088 transitions. [2020-10-12 10:33:48,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 10:33:48,068 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2020-10-12 10:33:48,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:48,077 INFO L225 Difference]: With dead ends: 1898 [2020-10-12 10:33:48,078 INFO L226 Difference]: Without dead ends: 1148 [2020-10-12 10:33:48,080 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:48,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1148 states. [2020-10-12 10:33:48,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1148 to 1148. [2020-10-12 10:33:48,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1148 states. [2020-10-12 10:33:48,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 1861 transitions. [2020-10-12 10:33:48,142 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 1861 transitions. Word has length 114 [2020-10-12 10:33:48,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:48,143 INFO L479 AbstractCegarLoop]: Abstraction has 1148 states and 1861 transitions. [2020-10-12 10:33:48,143 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 10:33:48,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1861 transitions. [2020-10-12 10:33:48,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-12 10:33:48,147 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:48,147 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1] [2020-10-12 10:33:48,148 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 10:33:48,148 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:48,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:48,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1785636715, now seen corresponding path program 1 times [2020-10-12 10:33:48,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:48,150 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1954779723] [2020-10-12 10:33:48,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:48,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:48,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:48,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-12 10:33:48,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:48,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-12 10:33:48,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:48,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 10:33:48,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-12 10:33:48,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-12 10:33:48,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:48,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:48,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:48,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:48,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:48,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:48,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:48,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:48,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:48,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:48,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:48,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:48,337 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-12 10:33:48,338 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1954779723] [2020-10-12 10:33:48,338 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 10:33:48,338 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 10:33:48,339 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016658951] [2020-10-12 10:33:48,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 10:33:48,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:48,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 10:33:48,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:48,341 INFO L87 Difference]: Start difference. First operand 1148 states and 1861 transitions. Second operand 3 states. [2020-10-12 10:33:48,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:48,431 INFO L93 Difference]: Finished difference Result 1524 states and 2476 transitions. [2020-10-12 10:33:48,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 10:33:48,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2020-10-12 10:33:48,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:48,441 INFO L225 Difference]: With dead ends: 1524 [2020-10-12 10:33:48,442 INFO L226 Difference]: Without dead ends: 1522 [2020-10-12 10:33:48,443 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:48,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1522 states. [2020-10-12 10:33:48,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1522 to 1522. [2020-10-12 10:33:48,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1522 states. [2020-10-12 10:33:48,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1522 states and 2473 transitions. [2020-10-12 10:33:48,519 INFO L78 Accepts]: Start accepts. Automaton has 1522 states and 2473 transitions. Word has length 126 [2020-10-12 10:33:48,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:48,519 INFO L479 AbstractCegarLoop]: Abstraction has 1522 states and 2473 transitions. [2020-10-12 10:33:48,519 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 10:33:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 2473 transitions. [2020-10-12 10:33:48,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-12 10:33:48,526 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:48,527 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 10:33:48,527 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 10:33:48,527 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:48,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:48,527 INFO L82 PathProgramCache]: Analyzing trace with hash -1008465279, now seen corresponding path program 1 times [2020-10-12 10:33:48,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:48,528 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1536425765] [2020-10-12 10:33:48,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:48,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:48,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:48,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:48,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-12 10:33:48,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 10:33:48,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 269 [2020-10-12 10:33:48,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:48,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 10:33:48,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 114 [2020-10-12 10:33:48,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 10:33:48,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:48,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:48,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:48,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:48,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:48,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:48,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:48,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:48,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:48,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:48,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:48,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 27 [2020-10-12 10:33:48,930 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-10-12 10:33:48,930 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1536425765] [2020-10-12 10:33:48,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 10:33:48,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 10:33:48,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282450181] [2020-10-12 10:33:48,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 10:33:48,932 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:48,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 10:33:48,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:48,932 INFO L87 Difference]: Start difference. First operand 1522 states and 2473 transitions. Second operand 3 states. [2020-10-12 10:33:49,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:49,194 INFO L93 Difference]: Finished difference Result 3532 states and 5806 transitions. [2020-10-12 10:33:49,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 10:33:49,195 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2020-10-12 10:33:49,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:49,206 INFO L225 Difference]: With dead ends: 3532 [2020-10-12 10:33:49,206 INFO L226 Difference]: Without dead ends: 2034 [2020-10-12 10:33:49,210 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:49,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2034 states. [2020-10-12 10:33:49,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2034 to 2006. [2020-10-12 10:33:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2006 states. [2020-10-12 10:33:49,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 2006 states and 2917 transitions. [2020-10-12 10:33:49,304 INFO L78 Accepts]: Start accepts. Automaton has 2006 states and 2917 transitions. Word has length 176 [2020-10-12 10:33:49,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:49,305 INFO L479 AbstractCegarLoop]: Abstraction has 2006 states and 2917 transitions. [2020-10-12 10:33:49,305 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 10:33:49,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2917 transitions. [2020-10-12 10:33:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-12 10:33:49,313 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:49,313 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 10:33:49,313 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 10:33:49,314 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:49,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:49,314 INFO L82 PathProgramCache]: Analyzing trace with hash 372795401, now seen corresponding path program 1 times [2020-10-12 10:33:49,314 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:49,315 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [140198328] [2020-10-12 10:33:49,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:49,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:49,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:49,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:49,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:49,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:49,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:50,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:50,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-12 10:33:50,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 10:33:50,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1076 [2020-10-12 10:33:50,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:50,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 10:33:50,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-12 10:33:50,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-12 10:33:50,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:50,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:50,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:50,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:50,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:50,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:50,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 10:33:50,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:50,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:50,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:50,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:50,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:50,523 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 244 proven. 42 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2020-10-12 10:33:50,524 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [140198328] [2020-10-12 10:33:50,524 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 10:33:50,525 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2020-10-12 10:33:50,525 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171915675] [2020-10-12 10:33:50,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-12 10:33:50,526 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:50,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-12 10:33:50,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-12 10:33:50,527 INFO L87 Difference]: Start difference. First operand 2006 states and 2917 transitions. Second operand 4 states. [2020-10-12 10:33:51,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:51,015 INFO L93 Difference]: Finished difference Result 6626 states and 9847 transitions. [2020-10-12 10:33:51,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 10:33:51,016 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 218 [2020-10-12 10:33:51,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:51,034 INFO L225 Difference]: With dead ends: 6626 [2020-10-12 10:33:51,034 INFO L226 Difference]: Without dead ends: 3588 [2020-10-12 10:33:51,040 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-12 10:33:51,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3588 states. [2020-10-12 10:33:51,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3588 to 2738. [2020-10-12 10:33:51,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2738 states. [2020-10-12 10:33:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 4081 transitions. [2020-10-12 10:33:51,153 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 4081 transitions. Word has length 218 [2020-10-12 10:33:51,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:51,154 INFO L479 AbstractCegarLoop]: Abstraction has 2738 states and 4081 transitions. [2020-10-12 10:33:51,154 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-12 10:33:51,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 4081 transitions. [2020-10-12 10:33:51,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-12 10:33:51,161 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:51,161 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 10:33:51,162 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 10:33:51,162 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:51,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:51,162 INFO L82 PathProgramCache]: Analyzing trace with hash 401295691, now seen corresponding path program 1 times [2020-10-12 10:33:51,163 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:51,163 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [760315551] [2020-10-12 10:33:51,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:51,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:51,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:51,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:51,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:51,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:51,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:51,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:51,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:51,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-12 10:33:51,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 10:33:51,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 720 [2020-10-12 10:33:51,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:51,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 10:33:51,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-12 10:33:51,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-12 10:33:51,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:51,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:51,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:51,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:51,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:51,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:51,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 10:33:51,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:51,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:51,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:51,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:51,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 10:33:52,020 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 244 proven. 42 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2020-10-12 10:33:52,021 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [760315551] [2020-10-12 10:33:52,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 10:33:52,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2020-10-12 10:33:52,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658480708] [2020-10-12 10:33:52,022 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-12 10:33:52,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:52,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-12 10:33:52,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-12 10:33:52,023 INFO L87 Difference]: Start difference. First operand 2738 states and 4081 transitions. Second operand 4 states. [2020-10-12 10:33:52,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:52,463 INFO L93 Difference]: Finished difference Result 6422 states and 9623 transitions. [2020-10-12 10:33:52,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 10:33:52,463 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 218 [2020-10-12 10:33:52,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:52,484 INFO L225 Difference]: With dead ends: 6422 [2020-10-12 10:33:52,484 INFO L226 Difference]: Without dead ends: 3638 [2020-10-12 10:33:52,492 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-12 10:33:52,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3638 states. [2020-10-12 10:33:52,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3638 to 3044. [2020-10-12 10:33:52,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3044 states. [2020-10-12 10:33:52,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 3044 states and 4573 transitions. [2020-10-12 10:33:52,624 INFO L78 Accepts]: Start accepts. Automaton has 3044 states and 4573 transitions. Word has length 218 [2020-10-12 10:33:52,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:52,625 INFO L479 AbstractCegarLoop]: Abstraction has 3044 states and 4573 transitions. [2020-10-12 10:33:52,625 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-12 10:33:52,625 INFO L276 IsEmpty]: Start isEmpty. Operand 3044 states and 4573 transitions. [2020-10-12 10:33:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-10-12 10:33:52,635 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:52,635 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-12 10:33:52,635 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-12 10:33:52,636 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:52,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:52,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1442554795, now seen corresponding path program 1 times [2020-10-12 10:33:52,636 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:52,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2066672937] [2020-10-12 10:33:52,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:52,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:52,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:52,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:53,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:53,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-12 10:33:53,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 10:33:53,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 436 [2020-10-12 10:33:53,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 10:33:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-12 10:33:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-12 10:33:53,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:53,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:53,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:53,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:53,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:53,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:53,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:53,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:53,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:53,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:53,194 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2020-10-12 10:33:53,195 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2066672937] [2020-10-12 10:33:53,195 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 10:33:53,195 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 10:33:53,196 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890159607] [2020-10-12 10:33:53,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 10:33:53,196 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:53,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 10:33:53,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:53,197 INFO L87 Difference]: Start difference. First operand 3044 states and 4573 transitions. Second operand 3 states. [2020-10-12 10:33:53,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:53,338 INFO L93 Difference]: Finished difference Result 7448 states and 10987 transitions. [2020-10-12 10:33:53,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 10:33:53,339 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2020-10-12 10:33:53,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:53,362 INFO L225 Difference]: With dead ends: 7448 [2020-10-12 10:33:53,362 INFO L226 Difference]: Without dead ends: 4750 [2020-10-12 10:33:53,369 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:53,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4750 states. [2020-10-12 10:33:53,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4750 to 4732. [2020-10-12 10:33:53,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4732 states. [2020-10-12 10:33:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4732 states to 4732 states and 6945 transitions. [2020-10-12 10:33:53,562 INFO L78 Accepts]: Start accepts. Automaton has 4732 states and 6945 transitions. Word has length 230 [2020-10-12 10:33:53,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:53,563 INFO L479 AbstractCegarLoop]: Abstraction has 4732 states and 6945 transitions. [2020-10-12 10:33:53,563 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 10:33:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 4732 states and 6945 transitions. [2020-10-12 10:33:53,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-10-12 10:33:53,573 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:53,574 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-12 10:33:53,574 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-12 10:33:53,574 INFO L427 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:53,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:53,575 INFO L82 PathProgramCache]: Analyzing trace with hash 53260781, now seen corresponding path program 1 times [2020-10-12 10:33:53,575 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:53,575 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1788083937] [2020-10-12 10:33:53,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:53,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:53,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:53,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-12 10:33:53,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:53,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 169 [2020-10-12 10:33:53,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 10:33:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 133 [2020-10-12 10:33:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 10:33:53,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:53,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:53,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:53,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:53,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:53,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:53,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:53,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:53,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 10:33:53,850 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-10-12 10:33:53,851 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1788083937] [2020-10-12 10:33:53,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 10:33:53,851 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 10:33:53,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871470903] [2020-10-12 10:33:53,852 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 10:33:53,852 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:53,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 10:33:53,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:53,853 INFO L87 Difference]: Start difference. First operand 4732 states and 6945 transitions. Second operand 3 states. [2020-10-12 10:33:54,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:54,165 INFO L93 Difference]: Finished difference Result 7462 states and 10917 transitions. [2020-10-12 10:33:54,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 10:33:54,166 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2020-10-12 10:33:54,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:54,186 INFO L225 Difference]: With dead ends: 7462 [2020-10-12 10:33:54,186 INFO L226 Difference]: Without dead ends: 2892 [2020-10-12 10:33:54,199 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 10:33:54,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2892 states. [2020-10-12 10:33:54,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2892 to 2650. [2020-10-12 10:33:54,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2650 states. [2020-10-12 10:33:54,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 3777 transitions. [2020-10-12 10:33:54,353 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 3777 transitions. Word has length 230 [2020-10-12 10:33:54,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:54,354 INFO L479 AbstractCegarLoop]: Abstraction has 2650 states and 3777 transitions. [2020-10-12 10:33:54,354 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 10:33:54,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 3777 transitions. [2020-10-12 10:33:54,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-10-12 10:33:54,367 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 10:33:54,367 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-12 10:33:54,368 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-12 10:33:54,368 INFO L427 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 10:33:54,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 10:33:54,369 INFO L82 PathProgramCache]: Analyzing trace with hash -1331633016, now seen corresponding path program 1 times [2020-10-12 10:33:54,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 10:33:54,369 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2004736439] [2020-10-12 10:33:54,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 10:33:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:54,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:54,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:54,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 266 [2020-10-12 10:33:54,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:54,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-12 10:33:54,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 10:33:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-12 10:33:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-12 10:33:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 10:33:54,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 10:33:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 10:33:54,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 10:33:54,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 10:33:54,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 10:33:54,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 10:33:54,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 10:33:54,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 10:33:54,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 10:33:54,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 10:33:54,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 10:33:54,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 10:33:54,960 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-10-12 10:33:54,962 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2004736439] [2020-10-12 10:33:54,962 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 10:33:54,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2020-10-12 10:33:54,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622594228] [2020-10-12 10:33:54,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-12 10:33:54,964 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 10:33:54,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-12 10:33:54,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-12 10:33:54,966 INFO L87 Difference]: Start difference. First operand 2650 states and 3777 transitions. Second operand 4 states. [2020-10-12 10:33:55,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 10:33:55,412 INFO L93 Difference]: Finished difference Result 3966 states and 5738 transitions. [2020-10-12 10:33:55,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 10:33:55,413 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 258 [2020-10-12 10:33:55,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 10:33:55,414 INFO L225 Difference]: With dead ends: 3966 [2020-10-12 10:33:55,414 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 10:33:55,429 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-12 10:33:55,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 10:33:55,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 10:33:55,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 10:33:55,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 10:33:55,431 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 258 [2020-10-12 10:33:55,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 10:33:55,431 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 10:33:55,432 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-12 10:33:55,432 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 10:33:55,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 10:33:55,432 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-12 10:33:55,436 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 10:33:55,583 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 82 [2020-10-12 10:33:56,140 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 34 [2020-10-12 10:33:56,491 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2020-10-12 10:33:56,733 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 40 [2020-10-12 10:33:57,088 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 59 [2020-10-12 10:33:57,527 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 61 [2020-10-12 10:33:57,917 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-10-12 10:33:57,917 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 10:33:57,918 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 10:33:57,918 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-12 10:33:57,918 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 10:33:57,918 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 10:33:57,918 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 677 688) the Hoare annotation is: true [2020-10-12 10:33:57,918 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 677 688) no Hoare annotation was computed. [2020-10-12 10:33:57,919 INFO L264 CegarLoopResult]: At program point L684(line 684) the Hoare annotation is: (= 8464 main_~s~0) [2020-10-12 10:33:57,919 INFO L268 CegarLoopResult]: For program point L684-1(line 684) no Hoare annotation was computed. [2020-10-12 10:33:57,920 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 677 688) no Hoare annotation was computed. [2020-10-12 10:33:57,920 INFO L264 CegarLoopResult]: At program point L168(lines 167 605) the Hoare annotation is: (let ((.cse2 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse3 (not (= ssl3_accept_~s__hit~0 0))) (.cse4 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8640)) (.cse0 (<= ssl3_accept_~s__state~0 8448)) (.cse1 (not (let ((.cse5 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse5 (+ (* (div .cse5 4294967296) 4294967296) 8672)))))) (or (and (<= ssl3_accept_~blastFlag~0 2) .cse0 .cse1) (and (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0) (not (= ssl3_accept_~s__state~0 8673)) (not (= ssl3_accept_~s__state~0 8672))) (and (<= ssl3_accept_~blastFlag~0 1) .cse2 .cse3 .cse4 .cse0) (and .cse2 .cse3 .cse4 .cse0 (<= ssl3_accept_~blastFlag~0 3) .cse1) (not (= 8464 |ssl3_accept_#in~initial_state|)))) [2020-10-12 10:33:57,920 INFO L264 CegarLoopResult]: At program point L135(lines 128 618) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__state~0 8640))) (or (and (<= ssl3_accept_~blastFlag~0 1) .cse0) (and .cse0 (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse1 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse1 (+ (* (div .cse1 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|)))) [2020-10-12 10:33:57,921 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-12 10:33:57,921 INFO L268 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2020-10-12 10:33:57,922 INFO L268 CegarLoopResult]: For program point L203(lines 203 593) no Hoare annotation was computed. [2020-10-12 10:33:57,922 INFO L268 CegarLoopResult]: For program point L170(lines 170 604) no Hoare annotation was computed. [2020-10-12 10:33:57,922 INFO L268 CegarLoopResult]: For program point L137(lines 137 615) no Hoare annotation was computed. [2020-10-12 10:33:57,922 INFO L268 CegarLoopResult]: For program point L104(lines 104 626) no Hoare annotation was computed. [2020-10-12 10:33:57,922 INFO L268 CegarLoopResult]: For program point L336(lines 336 340) no Hoare annotation was computed. [2020-10-12 10:33:57,922 INFO L264 CegarLoopResult]: At program point L204(lines 200 594) the Hoare annotation is: (let ((.cse2 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (let ((.cse0 (<= 8656 ssl3_accept_~s__state~0)) (.cse1 (div .cse2 4294967296))) (or (and (<= ssl3_accept_~blastFlag~0 1) .cse0 (<= (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)) (+ (* 4294967296 .cse1) ssl3_accept_~s__state~0))) (and .cse0 (<= ssl3_accept_~blastFlag~0 3) (not (= .cse2 (+ (* .cse1 4294967296) 8672)))) (not (= 8464 |ssl3_accept_#in~initial_state|))))) [2020-10-12 10:33:57,922 INFO L264 CegarLoopResult]: At program point L105(lines 104 626) the Hoare annotation is: (or (not (= 8464 |ssl3_accept_#in~initial_state|)) (not (= ssl3_accept_~s__state~0 8672))) [2020-10-12 10:33:57,923 INFO L268 CegarLoopResult]: For program point L469(lines 469 480) no Hoare annotation was computed. [2020-10-12 10:33:57,923 INFO L268 CegarLoopResult]: For program point L436(lines 436 440) no Hoare annotation was computed. [2020-10-12 10:33:57,923 INFO L264 CegarLoopResult]: At program point L370(lines 353 388) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,923 INFO L264 CegarLoopResult]: At program point L404(lines 395 426) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,924 INFO L268 CegarLoopResult]: For program point L239(lines 239 244) no Hoare annotation was computed. [2020-10-12 10:33:57,924 INFO L268 CegarLoopResult]: For program point L206(lines 206 592) no Hoare annotation was computed. [2020-10-12 10:33:57,924 INFO L268 CegarLoopResult]: For program point L173(lines 173 603) no Hoare annotation was computed. [2020-10-12 10:33:57,924 INFO L268 CegarLoopResult]: For program point L140(lines 140 614) no Hoare annotation was computed. [2020-10-12 10:33:57,924 INFO L268 CegarLoopResult]: For program point L107(lines 107 625) no Hoare annotation was computed. [2020-10-12 10:33:57,925 INFO L268 CegarLoopResult]: For program point L372(lines 372 376) no Hoare annotation was computed. [2020-10-12 10:33:57,925 INFO L264 CegarLoopResult]: At program point L207(lines 206 592) the Hoare annotation is: (or (not (= 8464 |ssl3_accept_#in~initial_state|)) (not (= ssl3_accept_~s__state~0 8672))) [2020-10-12 10:33:57,925 INFO L264 CegarLoopResult]: At program point L174(lines 170 604) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,925 INFO L264 CegarLoopResult]: At program point L141(lines 137 615) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,925 INFO L268 CegarLoopResult]: For program point L75(lines 75 83) no Hoare annotation was computed. [2020-10-12 10:33:57,926 INFO L268 CegarLoopResult]: For program point L406(lines 406 412) no Hoare annotation was computed. [2020-10-12 10:33:57,926 INFO L271 CegarLoopResult]: At program point ssl3_acceptENTRY(lines 9 676) the Hoare annotation is: true [2020-10-12 10:33:57,926 INFO L268 CegarLoopResult]: For program point L572(lines 572 582) no Hoare annotation was computed. [2020-10-12 10:33:57,926 INFO L268 CegarLoopResult]: For program point L572-1(lines 572 582) no Hoare annotation was computed. [2020-10-12 10:33:57,926 INFO L268 CegarLoopResult]: For program point L473(lines 473 477) no Hoare annotation was computed. [2020-10-12 10:33:57,926 INFO L268 CegarLoopResult]: For program point L275(lines 275 279) no Hoare annotation was computed. [2020-10-12 10:33:57,926 INFO L268 CegarLoopResult]: For program point L176(lines 176 602) no Hoare annotation was computed. [2020-10-12 10:33:57,926 INFO L268 CegarLoopResult]: For program point L143(lines 143 613) no Hoare annotation was computed. [2020-10-12 10:33:57,927 INFO L268 CegarLoopResult]: For program point L110(lines 110 624) no Hoare annotation was computed. [2020-10-12 10:33:57,927 INFO L268 CegarLoopResult]: For program point L507(lines 507 511) no Hoare annotation was computed. [2020-10-12 10:33:57,927 INFO L268 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2020-10-12 10:33:57,927 INFO L264 CegarLoopResult]: At program point L210(lines 209 591) the Hoare annotation is: (or (not (= 8464 |ssl3_accept_#in~initial_state|)) (not (= ssl3_accept_~s__state~0 8672))) [2020-10-12 10:33:57,927 INFO L268 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2020-10-12 10:33:57,927 INFO L268 CegarLoopResult]: For program point L78-2(lines 75 83) no Hoare annotation was computed. [2020-10-12 10:33:57,927 INFO L271 CegarLoopResult]: At program point L673(lines 66 675) the Hoare annotation is: true [2020-10-12 10:33:57,928 INFO L268 CegarLoopResult]: For program point L640(lines 640 646) no Hoare annotation was computed. [2020-10-12 10:33:57,928 INFO L268 CegarLoopResult]: For program point L541(lines 541 546) no Hoare annotation was computed. [2020-10-12 10:33:57,928 INFO L268 CegarLoopResult]: For program point L575(lines 575 579) no Hoare annotation was computed. [2020-10-12 10:33:57,928 INFO L268 CegarLoopResult]: For program point L179(lines 179 601) no Hoare annotation was computed. [2020-10-12 10:33:57,928 INFO L268 CegarLoopResult]: For program point L146(lines 146 612) no Hoare annotation was computed. [2020-10-12 10:33:57,928 INFO L268 CegarLoopResult]: For program point L113(lines 113 623) no Hoare annotation was computed. [2020-10-12 10:33:57,928 INFO L268 CegarLoopResult]: For program point L312(lines 312 316) no Hoare annotation was computed. [2020-10-12 10:33:57,928 INFO L268 CegarLoopResult]: For program point L312-2(lines 211 588) no Hoare annotation was computed. [2020-10-12 10:33:57,929 INFO L264 CegarLoopResult]: At program point L180(lines 176 602) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,929 INFO L264 CegarLoopResult]: At program point L147(lines 143 613) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,929 INFO L264 CegarLoopResult]: At program point L214(lines 107 625) the Hoare annotation is: (or (not (= 8464 |ssl3_accept_#in~initial_state|)) (not (= ssl3_accept_~s__state~0 8672))) [2020-10-12 10:33:57,929 INFO L268 CegarLoopResult]: For program point L512(lines 512 516) no Hoare annotation was computed. [2020-10-12 10:33:57,929 INFO L268 CegarLoopResult]: For program point L512-2(lines 512 516) no Hoare annotation was computed. [2020-10-12 10:33:57,929 INFO L268 CegarLoopResult]: For program point L446-1(lines 446 458) no Hoare annotation was computed. [2020-10-12 10:33:57,930 INFO L268 CegarLoopResult]: For program point L182(lines 182 600) no Hoare annotation was computed. [2020-10-12 10:33:57,930 INFO L268 CegarLoopResult]: For program point L149(lines 149 611) no Hoare annotation was computed. [2020-10-12 10:33:57,930 INFO L268 CegarLoopResult]: For program point L116(lines 116 622) no Hoare annotation was computed. [2020-10-12 10:33:57,930 INFO L264 CegarLoopResult]: At program point L414(lines 405 425) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,931 INFO L268 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-10-12 10:33:57,931 INFO L268 CegarLoopResult]: For program point L348-2(lines 211 588) no Hoare annotation was computed. [2020-10-12 10:33:57,931 INFO L268 CegarLoopResult]: For program point L85(lines 85 93) no Hoare annotation was computed. [2020-10-12 10:33:57,931 INFO L268 CegarLoopResult]: For program point L85-1(lines 66 675) no Hoare annotation was computed. [2020-10-12 10:33:57,932 INFO L268 CegarLoopResult]: For program point L449(lines 449 454) no Hoare annotation was computed. [2020-10-12 10:33:57,933 INFO L268 CegarLoopResult]: For program point L185(lines 185 599) no Hoare annotation was computed. [2020-10-12 10:33:57,933 INFO L268 CegarLoopResult]: For program point L152(lines 152 610) no Hoare annotation was computed. [2020-10-12 10:33:57,933 INFO L268 CegarLoopResult]: For program point L119(lines 119 621) no Hoare annotation was computed. [2020-10-12 10:33:57,933 INFO L268 CegarLoopResult]: For program point L86(lines 86 90) no Hoare annotation was computed. [2020-10-12 10:33:57,934 INFO L268 CegarLoopResult]: For program point L417(lines 417 421) no Hoare annotation was computed. [2020-10-12 10:33:57,934 INFO L268 CegarLoopResult]: For program point L219(lines 219 223) no Hoare annotation was computed. [2020-10-12 10:33:57,934 INFO L264 CegarLoopResult]: At program point L186(lines 182 600) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,934 INFO L264 CegarLoopResult]: At program point L153(lines 149 611) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,934 INFO L268 CegarLoopResult]: For program point L219-2(lines 211 588) no Hoare annotation was computed. [2020-10-12 10:33:57,934 INFO L268 CegarLoopResult]: For program point L551(lines 551 555) no Hoare annotation was computed. [2020-10-12 10:33:57,935 INFO L268 CegarLoopResult]: For program point L485(lines 485 489) no Hoare annotation was computed. [2020-10-12 10:33:57,935 INFO L268 CegarLoopResult]: For program point L188(lines 188 598) no Hoare annotation was computed. [2020-10-12 10:33:57,935 INFO L268 CegarLoopResult]: For program point L155(lines 155 609) no Hoare annotation was computed. [2020-10-12 10:33:57,935 INFO L268 CegarLoopResult]: For program point L122(lines 122 620) no Hoare annotation was computed. [2020-10-12 10:33:57,935 INFO L264 CegarLoopResult]: At program point L552(lines 66 675) the Hoare annotation is: (not (= 8464 |ssl3_accept_#in~initial_state|)) [2020-10-12 10:33:57,935 INFO L268 CegarLoopResult]: For program point ssl3_acceptEXIT(lines 9 676) no Hoare annotation was computed. [2020-10-12 10:33:57,935 INFO L264 CegarLoopResult]: At program point L123(lines 119 621) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,935 INFO L268 CegarLoopResult]: For program point L256(lines 256 269) no Hoare annotation was computed. [2020-10-12 10:33:57,936 INFO L268 CegarLoopResult]: For program point L356(lines 356 387) no Hoare annotation was computed. [2020-10-12 10:33:57,936 INFO L268 CegarLoopResult]: For program point L323(lines 323 327) no Hoare annotation was computed. [2020-10-12 10:33:57,936 INFO L268 CegarLoopResult]: For program point L257(lines 257 262) no Hoare annotation was computed. [2020-10-12 10:33:57,936 INFO L268 CegarLoopResult]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2020-10-12 10:33:57,936 INFO L268 CegarLoopResult]: For program point L191(lines 191 597) no Hoare annotation was computed. [2020-10-12 10:33:57,936 INFO L268 CegarLoopResult]: For program point L158(lines 158 608) no Hoare annotation was computed. [2020-10-12 10:33:57,936 INFO L268 CegarLoopResult]: For program point L125(lines 125 619) no Hoare annotation was computed. [2020-10-12 10:33:57,936 INFO L268 CegarLoopResult]: For program point ssl3_acceptFINAL(lines 9 676) no Hoare annotation was computed. [2020-10-12 10:33:57,936 INFO L268 CegarLoopResult]: For program point L522(lines 522 527) no Hoare annotation was computed. [2020-10-12 10:33:57,937 INFO L264 CegarLoopResult]: At program point L192(lines 188 598) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8640)) (.cse0 (not (= ssl3_accept_~s__hit~0 0))) (.cse5 (<= ssl3_accept_~blastFlag~0 2)) (.cse2 (not (= ssl3_accept_~s__state~0 8673))) (.cse3 (not (= ssl3_accept_~s__state~0 8672))) (.cse4 (not (let ((.cse6 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse6 (+ (* (div .cse6 4294967296) 4294967296) 8672)))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (<= ssl3_accept_~s__state~0 8640) .cse1) (and (<= 8640 ssl3_accept_~s__state~0) .cse5 .cse2 .cse3 .cse4) (not (= 8464 |ssl3_accept_#in~initial_state|)) (and .cse0 .cse5 .cse2 .cse3 .cse4))) [2020-10-12 10:33:57,937 INFO L264 CegarLoopResult]: At program point L159(lines 155 609) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,937 INFO L264 CegarLoopResult]: At program point L126(lines 125 619) the Hoare annotation is: (or (not (= 8464 |ssl3_accept_#in~initial_state|)) (and (not (= ssl3_accept_~s__state~0 8673)) (not (= ssl3_accept_~s__state~0 8672)))) [2020-10-12 10:33:57,937 INFO L264 CegarLoopResult]: At program point L589(lines 101 657) the Hoare annotation is: (let ((.cse12 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (let ((.cse10 (div .cse12 4294967296))) (let ((.cse0 (<= 8640 ssl3_accept_~s__state~0)) (.cse1 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse2 (not (= ssl3_accept_~s__hit~0 0))) (.cse3 (<= ssl3_accept_~s__state~0 8640)) (.cse4 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8640)) (.cse11 (not (= ssl3_accept_~s__state~0 8673))) (.cse5 (<= ssl3_accept_~blastFlag~0 3)) (.cse6 (not (= .cse12 (+ (* .cse10 4294967296) 8672)))) (.cse7 (<= ssl3_accept_~blastFlag~0 1)) (.cse8 (<= ssl3_accept_~s__state~0 8448)) (.cse9 (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (<= ssl3_accept_~blastFlag~0 2) .cse6) (and .cse7 .cse1 .cse2 .cse4 .cse8) (and .cse1 .cse2 .cse4 .cse8 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse8 .cse9 .cse5 .cse6) (and .cse7 (<= (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)) (+ (* 4294967296 .cse10) ssl3_accept_~s__state~0)) .cse11) (not (= 8464 |ssl3_accept_#in~initial_state|)) (and (<= 8656 ssl3_accept_~s__state~0) .cse11 .cse5 .cse6) (and .cse7 .cse8 .cse9) (= ssl3_accept_~s__state~0 3))))) [2020-10-12 10:33:57,937 INFO L268 CegarLoopResult]: For program point L556(lines 556 560) no Hoare annotation was computed. [2020-10-12 10:33:57,938 INFO L268 CegarLoopResult]: For program point L292(lines 292 296) no Hoare annotation was computed. [2020-10-12 10:33:57,938 INFO L268 CegarLoopResult]: For program point L292-2(lines 211 588) no Hoare annotation was computed. [2020-10-12 10:33:57,938 INFO L268 CegarLoopResult]: For program point L359(lines 359 386) no Hoare annotation was computed. [2020-10-12 10:33:57,938 INFO L268 CegarLoopResult]: For program point L359-1(lines 359 386) no Hoare annotation was computed. [2020-10-12 10:33:57,938 INFO L268 CegarLoopResult]: For program point L194(lines 194 596) no Hoare annotation was computed. [2020-10-12 10:33:57,938 INFO L268 CegarLoopResult]: For program point L161(lines 161 607) no Hoare annotation was computed. [2020-10-12 10:33:57,938 INFO L268 CegarLoopResult]: For program point L128(lines 128 618) no Hoare annotation was computed. [2020-10-12 10:33:57,938 INFO L268 CegarLoopResult]: For program point L360(lines 360 383) no Hoare annotation was computed. [2020-10-12 10:33:57,938 INFO L271 CegarLoopResult]: At program point L658(lines 100 659) the Hoare annotation is: true [2020-10-12 10:33:57,939 INFO L268 CegarLoopResult]: For program point L395(lines 395 426) no Hoare annotation was computed. [2020-10-12 10:33:57,939 INFO L268 CegarLoopResult]: For program point L197(lines 197 595) no Hoare annotation was computed. [2020-10-12 10:33:57,939 INFO L268 CegarLoopResult]: For program point L164(lines 164 606) no Hoare annotation was computed. [2020-10-12 10:33:57,939 INFO L268 CegarLoopResult]: For program point L131(lines 131 617) no Hoare annotation was computed. [2020-10-12 10:33:57,939 INFO L268 CegarLoopResult]: For program point ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION(line 669) no Hoare annotation was computed. [2020-10-12 10:33:57,939 INFO L268 CegarLoopResult]: For program point L627(lines 627 655) no Hoare annotation was computed. [2020-10-12 10:33:57,939 INFO L268 CegarLoopResult]: For program point L396(lines 396 402) no Hoare annotation was computed. [2020-10-12 10:33:57,939 INFO L268 CegarLoopResult]: For program point L363(lines 363 382) no Hoare annotation was computed. [2020-10-12 10:33:57,940 INFO L268 CegarLoopResult]: For program point L231(lines 231 248) no Hoare annotation was computed. [2020-10-12 10:33:57,940 INFO L264 CegarLoopResult]: At program point L198(lines 194 596) the Hoare annotation is: (or (and (<= 8656 ssl3_accept_~s__state~0) (not (= ssl3_accept_~s__state~0 8673)) (not (= ssl3_accept_~s__state~0 8672)) (<= ssl3_accept_~blastFlag~0 3) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,940 INFO L264 CegarLoopResult]: At program point L165(lines 161 607) the Hoare annotation is: (or (and (<= ssl3_accept_~s__state~0 8640) (<= ssl3_accept_~blastFlag~0 2) (not (let ((.cse0 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (= .cse0 (+ (* (div .cse0 4294967296) 4294967296) 8672))))) (not (= 8464 |ssl3_accept_#in~initial_state|))) [2020-10-12 10:33:57,940 INFO L268 CegarLoopResult]: For program point L231-2(lines 211 588) no Hoare annotation was computed. [2020-10-12 10:33:57,940 INFO L268 CegarLoopResult]: For program point L628(lines 628 652) no Hoare annotation was computed. [2020-10-12 10:33:57,940 INFO L268 CegarLoopResult]: For program point L562(lines 562 566) no Hoare annotation was computed. [2020-10-12 10:33:57,941 INFO L268 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-10-12 10:33:57,941 INFO L268 CegarLoopResult]: For program point L496(lines 496 500) no Hoare annotation was computed. [2020-10-12 10:33:57,941 INFO L268 CegarLoopResult]: For program point L562-2(lines 562 566) no Hoare annotation was computed. [2020-10-12 10:33:57,941 INFO L268 CegarLoopResult]: For program point L529-2(lines 211 588) no Hoare annotation was computed. [2020-10-12 10:33:57,941 INFO L268 CegarLoopResult]: For program point L364(lines 364 368) no Hoare annotation was computed. [2020-10-12 10:33:57,941 INFO L268 CegarLoopResult]: For program point L364-2(lines 363 380) no Hoare annotation was computed. [2020-10-12 10:33:57,941 INFO L268 CegarLoopResult]: For program point L662(lines 662 666) no Hoare annotation was computed. [2020-10-12 10:33:57,941 INFO L268 CegarLoopResult]: For program point L629(lines 629 638) no Hoare annotation was computed. [2020-10-12 10:33:57,942 INFO L268 CegarLoopResult]: For program point L662-2(lines 662 666) no Hoare annotation was computed. [2020-10-12 10:33:57,942 INFO L268 CegarLoopResult]: For program point L629-2(lines 628 650) no Hoare annotation was computed. [2020-10-12 10:33:57,942 INFO L268 CegarLoopResult]: For program point L464(lines 464 468) no Hoare annotation was computed. [2020-10-12 10:33:57,942 INFO L268 CegarLoopResult]: For program point L332-1(lines 332 341) no Hoare annotation was computed. [2020-10-12 10:33:57,942 INFO L268 CegarLoopResult]: For program point L233(lines 233 238) no Hoare annotation was computed. [2020-10-12 10:33:57,942 INFO L268 CegarLoopResult]: For program point L200(lines 200 594) no Hoare annotation was computed. [2020-10-12 10:33:57,942 INFO L268 CegarLoopResult]: For program point L167(lines 167 605) no Hoare annotation was computed. [2020-10-12 10:33:57,942 INFO L268 CegarLoopResult]: For program point L134(lines 134 616) no Hoare annotation was computed. [2020-10-12 10:33:57,943 INFO L264 CegarLoopResult]: At program point L101-2(lines 101 657) the Hoare annotation is: (let ((.cse12 (+ (* ssl3_accept_~ag_X~0 2) (* ssl3_accept_~ag_Y~0 2)))) (let ((.cse10 (div .cse12 4294967296))) (let ((.cse0 (<= 8640 ssl3_accept_~s__state~0)) (.cse1 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse2 (not (= ssl3_accept_~s__hit~0 0))) (.cse3 (<= ssl3_accept_~s__state~0 8640)) (.cse4 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8640)) (.cse11 (not (= ssl3_accept_~s__state~0 8673))) (.cse5 (<= ssl3_accept_~blastFlag~0 3)) (.cse6 (not (= .cse12 (+ (* .cse10 4294967296) 8672)))) (.cse7 (<= ssl3_accept_~blastFlag~0 1)) (.cse8 (<= ssl3_accept_~s__state~0 8448)) (.cse9 (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (<= ssl3_accept_~blastFlag~0 2) .cse6) (and .cse7 .cse1 .cse2 .cse4 .cse8) (and .cse1 .cse2 .cse4 .cse8 .cse5 .cse6) (and .cse7 (= 8464 ssl3_accept_~s__state~0)) (and .cse7 .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse8 .cse9 .cse5 .cse6) (and .cse7 (<= (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)) (+ (* 4294967296 .cse10) ssl3_accept_~s__state~0)) .cse11) (not (= 8464 |ssl3_accept_#in~initial_state|)) (and (<= 8656 ssl3_accept_~s__state~0) .cse11 .cse5 .cse6) (and .cse7 .cse8 .cse9) (= ssl3_accept_~s__state~0 3))))) [2020-10-12 10:33:57,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 10:33:57 BoogieIcfgContainer [2020-10-12 10:33:57,992 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 10:33:57,996 INFO L168 Benchmark]: Toolchain (without parser) took 16345.39 ms. Allocated memory was 138.9 MB in the beginning and 594.5 MB in the end (delta: 455.6 MB). Free memory was 101.1 MB in the beginning and 465.4 MB in the end (delta: -364.2 MB). Peak memory consumption was 409.3 MB. Max. memory is 7.1 GB. [2020-10-12 10:33:57,996 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-12 10:33:57,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 513.65 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 100.9 MB in the beginning and 177.3 MB in the end (delta: -76.4 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2020-10-12 10:33:57,997 INFO L168 Benchmark]: Boogie Preprocessor took 52.48 ms. Allocated memory is still 201.9 MB. Free memory was 177.3 MB in the beginning and 174.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-12 10:33:58,004 INFO L168 Benchmark]: RCFGBuilder took 735.00 ms. Allocated memory is still 201.9 MB. Free memory was 174.5 MB in the beginning and 124.5 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 7.1 GB. [2020-10-12 10:33:58,004 INFO L168 Benchmark]: TraceAbstraction took 15037.50 ms. Allocated memory was 201.9 MB in the beginning and 594.5 MB in the end (delta: 392.7 MB). Free memory was 124.5 MB in the beginning and 465.4 MB in the end (delta: -340.9 MB). Peak memory consumption was 369.7 MB. Max. memory is 7.1 GB. [2020-10-12 10:33:58,009 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 513.65 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 100.9 MB in the beginning and 177.3 MB in the end (delta: -76.4 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.48 ms. Allocated memory is still 201.9 MB. Free memory was 177.3 MB in the beginning and 174.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 735.00 ms. Allocated memory is still 201.9 MB. Free memory was 174.5 MB in the beginning and 124.5 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15037.50 ms. Allocated memory was 201.9 MB in the beginning and 594.5 MB in the end (delta: 392.7 MB). Free memory was 124.5 MB in the beginning and 465.4 MB in the end (delta: -340.9 MB). Peak memory consumption was 369.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 669]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: (((blastFlag <= 1 && 8656 <= s__state) && 2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + s__state) || ((8656 <= s__state && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || !(8464 == \old(initial_state)) - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((blastFlag <= 1 && s__state <= 8640) || ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || !(8464 == \old(initial_state)) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: !(8464 == \old(initial_state)) || !(s__state == 8672) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && s__state <= 8448) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || ((3 == s__s3__tmp__next_state___0 && !(s__state == 8673)) && !(s__state == 8672))) || ((((blastFlag <= 1 && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0)) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448)) || (((((8640 <= s__s3__tmp__next_state___0 && !(s__hit == 0)) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || !(8464 == \old(initial_state)) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: !(8464 == \old(initial_state)) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: !(8464 == \old(initial_state)) || (!(s__state == 8673) && !(s__state == 8672)) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((((!(s__hit == 0) && s__s3__tmp__next_state___0 <= 8640) && !(s__state == 8673)) && !(s__state == 8672)) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || ((!(s__hit == 0) && s__state <= 8640) && s__s3__tmp__next_state___0 <= 8640)) || ((((8640 <= s__state && blastFlag <= 2) && !(s__state == 8673)) && !(s__state == 8672)) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || !(8464 == \old(initial_state))) || ((((!(s__hit == 0) && blastFlag <= 2) && !(s__state == 8673)) && !(s__state == 8672)) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: !(8464 == \old(initial_state)) || !(s__state == 8672) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((((((((((((8640 <= s__state && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0)) && s__state <= 8640) && s__s3__tmp__next_state___0 <= 8640) && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || (blastFlag <= 2 && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || ((((blastFlag <= 1 && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0)) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448)) || (((((8640 <= s__s3__tmp__next_state___0 && !(s__hit == 0)) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || (((((blastFlag <= 1 && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0)) && s__state <= 8640) && s__s3__tmp__next_state___0 <= 8640)) || (((s__state <= 8448 && 3 == s__s3__tmp__next_state___0) && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || ((blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + s__state) && !(s__state == 8673))) || !(8464 == \old(initial_state))) || (((8656 <= s__state && !(s__state == 8673)) && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || ((blastFlag <= 1 && s__state <= 8448) && 3 == s__s3__tmp__next_state___0)) || s__state == 3 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((((((((((((((((8640 <= s__state && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0)) && s__state <= 8640) && s__s3__tmp__next_state___0 <= 8640) && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || (blastFlag <= 2 && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || ((((blastFlag <= 1 && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0)) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448)) || (((((8640 <= s__s3__tmp__next_state___0 && !(s__hit == 0)) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || (blastFlag <= 1 && 8464 == s__state)) || (((((blastFlag <= 1 && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0)) && s__state <= 8640) && s__s3__tmp__next_state___0 <= 8640)) || (((s__state <= 8448 && 3 == s__s3__tmp__next_state___0) && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || ((blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + s__state) && !(s__state == 8673))) || !(8464 == \old(initial_state))) || (((8656 <= s__state && !(s__state == 8673)) && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672))) || ((blastFlag <= 1 && s__state <= 8448) && 3 == s__s3__tmp__next_state___0)) || s__state == 3 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: !(8464 == \old(initial_state)) || !(s__state == 8672) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: ((((8656 <= s__state && !(s__state == 8673)) && !(s__state == 8672)) && blastFlag <= 3) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: !(8464 == \old(initial_state)) || !(s__state == 8672) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && blastFlag <= 2) && !(ag_X * 2 + ag_Y * 2 == (ag_X * 2 + ag_Y * 2) / 4294967296 * 4294967296 + 8672)) || !(8464 == \old(initial_state)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 146 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.4s, OverallIterations: 13, TraceHistogramMax: 8, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2669 SDtfs, 2437 SDslu, 2413 SDs, 0 SdLazy, 1793 SolverSat, 439 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4732occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 13 MinimizatonAttempts, 1848 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 254 NumberOfFragments, 1367 HoareAnnotationTreeSize, 33 FomulaSimplifications, 19595 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 33 FomulaSimplificationsInter, 4183 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 1922 NumberOfCodeBlocks, 1922 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1909 ConstructedInterpolants, 0 QuantifiedInterpolants, 695295 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 2701/2830 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...