java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2c62905 [2018-09-19 15:38:22,206 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 15:38:22,208 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 15:38:22,222 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 15:38:22,222 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 15:38:22,224 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 15:38:22,225 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 15:38:22,227 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 15:38:22,228 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 15:38:22,229 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 15:38:22,230 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 15:38:22,230 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 15:38:22,231 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 15:38:22,232 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 15:38:22,234 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 15:38:22,234 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 15:38:22,235 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 15:38:22,237 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 15:38:22,239 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 15:38:22,241 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 15:38:22,242 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 15:38:22,243 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 15:38:22,246 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 15:38:22,246 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 15:38:22,246 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 15:38:22,247 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 15:38:22,248 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 15:38:22,249 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 15:38:22,250 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 15:38:22,251 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 15:38:22,251 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 15:38:22,252 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 15:38:22,252 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 15:38:22,253 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 15:38:22,254 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 15:38:22,255 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 15:38:22,255 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-19 15:38:22,276 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 15:38:22,276 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 15:38:22,277 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 15:38:22,277 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-19 15:38:22,278 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-19 15:38:22,278 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-19 15:38:22,278 INFO L133 SettingsManager]: * Use SBE=true [2018-09-19 15:38:22,279 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 15:38:22,279 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-19 15:38:22,279 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-19 15:38:22,279 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 15:38:22,279 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 15:38:22,279 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 15:38:22,280 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 15:38:22,280 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-19 15:38:22,280 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-19 15:38:22,280 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-19 15:38:22,280 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 15:38:22,281 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 15:38:22,281 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 15:38:22,281 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 15:38:22,281 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 15:38:22,282 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 15:38:22,283 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 15:38:22,283 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 15:38:22,283 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 15:38:22,283 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 15:38:22,284 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-19 15:38:22,284 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 15:38:22,284 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-19 15:38:22,284 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-19 15:38:22,284 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 15:38:22,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 15:38:22,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 15:38:22,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 15:38:22,353 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 15:38:22,354 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 15:38:22,355 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-09-19 15:38:22,719 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d9acaaa2/65828b67d93c49859706d024e9787887/FLAGb9e2fa2ae [2018-09-19 15:38:23,127 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 15:38:23,128 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-09-19 15:38:23,152 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d9acaaa2/65828b67d93c49859706d024e9787887/FLAGb9e2fa2ae [2018-09-19 15:38:23,168 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d9acaaa2/65828b67d93c49859706d024e9787887 [2018-09-19 15:38:23,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 15:38:23,182 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-19 15:38:23,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 15:38:23,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 15:38:23,192 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 15:38:23,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 03:38:23" (1/1) ... [2018-09-19 15:38:23,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c6c282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:23, skipping insertion in model container [2018-09-19 15:38:23,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 03:38:23" (1/1) ... [2018-09-19 15:38:23,210 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 15:38:23,676 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 15:38:23,706 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 15:38:23,861 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 15:38:24,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:24 WrapperNode [2018-09-19 15:38:24,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 15:38:24,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 15:38:24,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 15:38:24,294 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 15:38:24,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:24" (1/1) ... [2018-09-19 15:38:24,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:24" (1/1) ... [2018-09-19 15:38:24,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:24" (1/1) ... [2018-09-19 15:38:24,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:24" (1/1) ... [2018-09-19 15:38:24,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:24" (1/1) ... [2018-09-19 15:38:24,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:24" (1/1) ... [2018-09-19 15:38:24,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:24" (1/1) ... [2018-09-19 15:38:24,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 15:38:24,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 15:38:24,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 15:38:24,450 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 15:38:24,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2018-09-19 15:38:24,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 15:38:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 15:38:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 15:38:24,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-19 15:38:24,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-19 15:38:24,663 INFO L130 BoogieDeclarations]: Found specification of procedure acos [2018-09-19 15:38:24,663 INFO L130 BoogieDeclarations]: Found specification of procedure __acos [2018-09-19 15:38:24,663 INFO L130 BoogieDeclarations]: Found specification of procedure asin [2018-09-19 15:38:24,663 INFO L130 BoogieDeclarations]: Found specification of procedure __asin [2018-09-19 15:38:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure atan [2018-09-19 15:38:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure __atan [2018-09-19 15:38:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure atan2 [2018-09-19 15:38:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2 [2018-09-19 15:38:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure cos [2018-09-19 15:38:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure __cos [2018-09-19 15:38:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure sin [2018-09-19 15:38:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure __sin [2018-09-19 15:38:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure tan [2018-09-19 15:38:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure __tan [2018-09-19 15:38:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure cosh [2018-09-19 15:38:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure __cosh [2018-09-19 15:38:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure sinh [2018-09-19 15:38:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure __sinh [2018-09-19 15:38:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure tanh [2018-09-19 15:38:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure __tanh [2018-09-19 15:38:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure acosh [2018-09-19 15:38:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure __acosh [2018-09-19 15:38:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure asinh [2018-09-19 15:38:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure __asinh [2018-09-19 15:38:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure atanh [2018-09-19 15:38:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure __atanh [2018-09-19 15:38:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure exp [2018-09-19 15:38:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure __exp [2018-09-19 15:38:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure frexp [2018-09-19 15:38:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure __frexp [2018-09-19 15:38:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldexp [2018-09-19 15:38:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexp [2018-09-19 15:38:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure log [2018-09-19 15:38:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure __log [2018-09-19 15:38:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure log10 [2018-09-19 15:38:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure __log10 [2018-09-19 15:38:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure modf [2018-09-19 15:38:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure __modf [2018-09-19 15:38:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure expm1 [2018-09-19 15:38:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1 [2018-09-19 15:38:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure log1p [2018-09-19 15:38:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure __log1p [2018-09-19 15:38:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure logb [2018-09-19 15:38:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure __logb [2018-09-19 15:38:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure exp2 [2018-09-19 15:38:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2 [2018-09-19 15:38:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure log2 [2018-09-19 15:38:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure __log2 [2018-09-19 15:38:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure pow [2018-09-19 15:38:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure __pow [2018-09-19 15:38:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure sqrt [2018-09-19 15:38:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrt [2018-09-19 15:38:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure hypot [2018-09-19 15:38:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure __hypot [2018-09-19 15:38:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure cbrt [2018-09-19 15:38:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrt [2018-09-19 15:38:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure ceil [2018-09-19 15:38:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure __ceil [2018-09-19 15:38:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-09-19 15:38:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure __fabs [2018-09-19 15:38:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure floor [2018-09-19 15:38:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure __floor [2018-09-19 15:38:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure fmod [2018-09-19 15:38:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure __fmod [2018-09-19 15:38:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure __isinf [2018-09-19 15:38:24,673 INFO L130 BoogieDeclarations]: Found specification of procedure __finite [2018-09-19 15:38:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure isinf [2018-09-19 15:38:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure finite [2018-09-19 15:38:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure drem [2018-09-19 15:38:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure __drem [2018-09-19 15:38:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure significand [2018-09-19 15:38:24,674 INFO L130 BoogieDeclarations]: Found specification of procedure __significand [2018-09-19 15:38:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure copysign [2018-09-19 15:38:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure __copysign [2018-09-19 15:38:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure nan [2018-09-19 15:38:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure __nan [2018-09-19 15:38:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure __isnan [2018-09-19 15:38:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure isnan [2018-09-19 15:38:24,675 INFO L130 BoogieDeclarations]: Found specification of procedure j0 [2018-09-19 15:38:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure __j0 [2018-09-19 15:38:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure j1 [2018-09-19 15:38:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure __j1 [2018-09-19 15:38:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure jn [2018-09-19 15:38:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure __jn [2018-09-19 15:38:24,676 INFO L130 BoogieDeclarations]: Found specification of procedure y0 [2018-09-19 15:38:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure __y0 [2018-09-19 15:38:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure y1 [2018-09-19 15:38:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure __y1 [2018-09-19 15:38:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure yn [2018-09-19 15:38:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure __yn [2018-09-19 15:38:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure erf [2018-09-19 15:38:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure __erf [2018-09-19 15:38:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure erfc [2018-09-19 15:38:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure __erfc [2018-09-19 15:38:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma [2018-09-19 15:38:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma [2018-09-19 15:38:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure tgamma [2018-09-19 15:38:24,678 INFO L130 BoogieDeclarations]: Found specification of procedure __tgamma [2018-09-19 15:38:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure gamma [2018-09-19 15:38:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure __gamma [2018-09-19 15:38:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma_r [2018-09-19 15:38:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma_r [2018-09-19 15:38:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure rint [2018-09-19 15:38:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure __rint [2018-09-19 15:38:24,679 INFO L130 BoogieDeclarations]: Found specification of procedure nextafter [2018-09-19 15:38:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafter [2018-09-19 15:38:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure nexttoward [2018-09-19 15:38:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttoward [2018-09-19 15:38:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure remainder [2018-09-19 15:38:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure __remainder [2018-09-19 15:38:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn [2018-09-19 15:38:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbn [2018-09-19 15:38:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure ilogb [2018-09-19 15:38:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogb [2018-09-19 15:38:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure scalbln [2018-09-19 15:38:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbln [2018-09-19 15:38:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyint [2018-09-19 15:38:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyint [2018-09-19 15:38:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure round [2018-09-19 15:38:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure __round [2018-09-19 15:38:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure trunc [2018-09-19 15:38:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure __trunc [2018-09-19 15:38:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure remquo [2018-09-19 15:38:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure __remquo [2018-09-19 15:38:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure lrint [2018-09-19 15:38:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure __lrint [2018-09-19 15:38:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure llrint [2018-09-19 15:38:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure __llrint [2018-09-19 15:38:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure lround [2018-09-19 15:38:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure __lround [2018-09-19 15:38:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure llround [2018-09-19 15:38:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure __llround [2018-09-19 15:38:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure fdim [2018-09-19 15:38:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure __fdim [2018-09-19 15:38:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure fmax [2018-09-19 15:38:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure __fmax [2018-09-19 15:38:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure fmin [2018-09-19 15:38:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure __fmin [2018-09-19 15:38:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify [2018-09-19 15:38:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit [2018-09-19 15:38:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure fma [2018-09-19 15:38:24,685 INFO L130 BoogieDeclarations]: Found specification of procedure __fma [2018-09-19 15:38:24,686 INFO L130 BoogieDeclarations]: Found specification of procedure scalb [2018-09-19 15:38:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure __scalb [2018-09-19 15:38:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure acosf [2018-09-19 15:38:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure __acosf [2018-09-19 15:38:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure asinf [2018-09-19 15:38:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure __asinf [2018-09-19 15:38:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure atanf [2018-09-19 15:38:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure __atanf [2018-09-19 15:38:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure atan2f [2018-09-19 15:38:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2f [2018-09-19 15:38:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure cosf [2018-09-19 15:38:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure __cosf [2018-09-19 15:38:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure sinf [2018-09-19 15:38:24,689 INFO L130 BoogieDeclarations]: Found specification of procedure __sinf [2018-09-19 15:38:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure tanf [2018-09-19 15:38:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure __tanf [2018-09-19 15:38:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure coshf [2018-09-19 15:38:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure __coshf [2018-09-19 15:38:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure sinhf [2018-09-19 15:38:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhf [2018-09-19 15:38:24,690 INFO L130 BoogieDeclarations]: Found specification of procedure tanhf [2018-09-19 15:38:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhf [2018-09-19 15:38:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure acoshf [2018-09-19 15:38:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshf [2018-09-19 15:38:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure asinhf [2018-09-19 15:38:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhf [2018-09-19 15:38:24,691 INFO L130 BoogieDeclarations]: Found specification of procedure atanhf [2018-09-19 15:38:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhf [2018-09-19 15:38:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure expf [2018-09-19 15:38:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure __expf [2018-09-19 15:38:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure frexpf [2018-09-19 15:38:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpf [2018-09-19 15:38:24,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpf [2018-09-19 15:38:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpf [2018-09-19 15:38:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure logf [2018-09-19 15:38:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure __logf [2018-09-19 15:38:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure log10f [2018-09-19 15:38:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure __log10f [2018-09-19 15:38:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure modff [2018-09-19 15:38:24,694 INFO L130 BoogieDeclarations]: Found specification of procedure __modff [2018-09-19 15:38:24,694 INFO L130 BoogieDeclarations]: Found specification of procedure expm1f [2018-09-19 15:38:24,694 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1f [2018-09-19 15:38:24,694 INFO L130 BoogieDeclarations]: Found specification of procedure log1pf [2018-09-19 15:38:24,694 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pf [2018-09-19 15:38:24,696 INFO L130 BoogieDeclarations]: Found specification of procedure logbf [2018-09-19 15:38:24,696 INFO L130 BoogieDeclarations]: Found specification of procedure __logbf [2018-09-19 15:38:24,696 INFO L130 BoogieDeclarations]: Found specification of procedure exp2f [2018-09-19 15:38:24,696 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2f [2018-09-19 15:38:24,696 INFO L130 BoogieDeclarations]: Found specification of procedure log2f [2018-09-19 15:38:24,696 INFO L130 BoogieDeclarations]: Found specification of procedure __log2f [2018-09-19 15:38:24,697 INFO L130 BoogieDeclarations]: Found specification of procedure powf [2018-09-19 15:38:24,697 INFO L130 BoogieDeclarations]: Found specification of procedure __powf [2018-09-19 15:38:24,697 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtf [2018-09-19 15:38:24,697 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtf [2018-09-19 15:38:24,697 INFO L130 BoogieDeclarations]: Found specification of procedure hypotf [2018-09-19 15:38:24,697 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotf [2018-09-19 15:38:24,698 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtf [2018-09-19 15:38:24,698 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtf [2018-09-19 15:38:24,698 INFO L130 BoogieDeclarations]: Found specification of procedure ceilf [2018-09-19 15:38:24,698 INFO L130 BoogieDeclarations]: Found specification of procedure __ceilf [2018-09-19 15:38:24,699 INFO L130 BoogieDeclarations]: Found specification of procedure fabsf [2018-09-19 15:38:24,699 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsf [2018-09-19 15:38:24,699 INFO L130 BoogieDeclarations]: Found specification of procedure floorf [2018-09-19 15:38:24,699 INFO L130 BoogieDeclarations]: Found specification of procedure __floorf [2018-09-19 15:38:24,700 INFO L130 BoogieDeclarations]: Found specification of procedure fmodf [2018-09-19 15:38:24,700 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodf [2018-09-19 15:38:24,700 INFO L130 BoogieDeclarations]: Found specification of procedure __isinff [2018-09-19 15:38:24,700 INFO L130 BoogieDeclarations]: Found specification of procedure __finitef [2018-09-19 15:38:24,700 INFO L130 BoogieDeclarations]: Found specification of procedure isinff [2018-09-19 15:38:24,700 INFO L130 BoogieDeclarations]: Found specification of procedure finitef [2018-09-19 15:38:24,700 INFO L130 BoogieDeclarations]: Found specification of procedure dremf [2018-09-19 15:38:24,701 INFO L130 BoogieDeclarations]: Found specification of procedure __dremf [2018-09-19 15:38:24,701 INFO L130 BoogieDeclarations]: Found specification of procedure significandf [2018-09-19 15:38:24,701 INFO L130 BoogieDeclarations]: Found specification of procedure __significandf [2018-09-19 15:38:24,701 INFO L130 BoogieDeclarations]: Found specification of procedure copysignf [2018-09-19 15:38:24,701 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignf [2018-09-19 15:38:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure nanf [2018-09-19 15:38:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure __nanf [2018-09-19 15:38:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanf [2018-09-19 15:38:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure isnanf [2018-09-19 15:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure j0f [2018-09-19 15:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure __j0f [2018-09-19 15:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure j1f [2018-09-19 15:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure __j1f [2018-09-19 15:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure jnf [2018-09-19 15:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure __jnf [2018-09-19 15:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure y0f [2018-09-19 15:38:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure __y0f [2018-09-19 15:38:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure y1f [2018-09-19 15:38:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure __y1f [2018-09-19 15:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure ynf [2018-09-19 15:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure __ynf [2018-09-19 15:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure erff [2018-09-19 15:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure __erff [2018-09-19 15:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure erfcf [2018-09-19 15:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcf [2018-09-19 15:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf [2018-09-19 15:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf [2018-09-19 15:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure tgammaf [2018-09-19 15:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammaf [2018-09-19 15:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure gammaf [2018-09-19 15:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure __gammaf [2018-09-19 15:38:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf_r [2018-09-19 15:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf_r [2018-09-19 15:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure rintf [2018-09-19 15:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure __rintf [2018-09-19 15:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterf [2018-09-19 15:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterf [2018-09-19 15:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardf [2018-09-19 15:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardf [2018-09-19 15:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure remainderf [2018-09-19 15:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderf [2018-09-19 15:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnf [2018-09-19 15:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnf [2018-09-19 15:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbf [2018-09-19 15:38:24,712 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbf [2018-09-19 15:38:24,712 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnf [2018-09-19 15:38:24,712 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnf [2018-09-19 15:38:24,712 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintf [2018-09-19 15:38:24,712 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintf [2018-09-19 15:38:24,714 INFO L130 BoogieDeclarations]: Found specification of procedure roundf [2018-09-19 15:38:24,714 INFO L130 BoogieDeclarations]: Found specification of procedure __roundf [2018-09-19 15:38:24,714 INFO L130 BoogieDeclarations]: Found specification of procedure truncf [2018-09-19 15:38:24,714 INFO L130 BoogieDeclarations]: Found specification of procedure __truncf [2018-09-19 15:38:24,714 INFO L130 BoogieDeclarations]: Found specification of procedure remquof [2018-09-19 15:38:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure __remquof [2018-09-19 15:38:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure lrintf [2018-09-19 15:38:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintf [2018-09-19 15:38:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure llrintf [2018-09-19 15:38:24,715 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintf [2018-09-19 15:38:24,720 INFO L130 BoogieDeclarations]: Found specification of procedure lroundf [2018-09-19 15:38:24,720 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundf [2018-09-19 15:38:24,720 INFO L130 BoogieDeclarations]: Found specification of procedure llroundf [2018-09-19 15:38:24,720 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundf [2018-09-19 15:38:24,720 INFO L130 BoogieDeclarations]: Found specification of procedure fdimf [2018-09-19 15:38:24,721 INFO L130 BoogieDeclarations]: Found specification of procedure __fdimf [2018-09-19 15:38:24,721 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxf [2018-09-19 15:38:24,721 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxf [2018-09-19 15:38:24,721 INFO L130 BoogieDeclarations]: Found specification of procedure fminf [2018-09-19 15:38:24,721 INFO L130 BoogieDeclarations]: Found specification of procedure __fminf [2018-09-19 15:38:24,721 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyf [2018-09-19 15:38:24,721 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitf [2018-09-19 15:38:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure fmaf [2018-09-19 15:38:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaf [2018-09-19 15:38:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure scalbf [2018-09-19 15:38:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbf [2018-09-19 15:38:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure acosl [2018-09-19 15:38:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure __acosl [2018-09-19 15:38:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure asinl [2018-09-19 15:38:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure __asinl [2018-09-19 15:38:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure atanl [2018-09-19 15:38:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure __atanl [2018-09-19 15:38:24,724 INFO L130 BoogieDeclarations]: Found specification of procedure atan2l [2018-09-19 15:38:24,724 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2l [2018-09-19 15:38:24,724 INFO L130 BoogieDeclarations]: Found specification of procedure cosl [2018-09-19 15:38:24,724 INFO L130 BoogieDeclarations]: Found specification of procedure __cosl [2018-09-19 15:38:24,724 INFO L130 BoogieDeclarations]: Found specification of procedure sinl [2018-09-19 15:38:24,724 INFO L130 BoogieDeclarations]: Found specification of procedure __sinl [2018-09-19 15:38:24,725 INFO L130 BoogieDeclarations]: Found specification of procedure tanl [2018-09-19 15:38:24,725 INFO L130 BoogieDeclarations]: Found specification of procedure __tanl [2018-09-19 15:38:24,725 INFO L130 BoogieDeclarations]: Found specification of procedure coshl [2018-09-19 15:38:24,725 INFO L130 BoogieDeclarations]: Found specification of procedure __coshl [2018-09-19 15:38:24,725 INFO L130 BoogieDeclarations]: Found specification of procedure sinhl [2018-09-19 15:38:24,725 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhl [2018-09-19 15:38:24,726 INFO L130 BoogieDeclarations]: Found specification of procedure tanhl [2018-09-19 15:38:24,726 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhl [2018-09-19 15:38:24,726 INFO L130 BoogieDeclarations]: Found specification of procedure acoshl [2018-09-19 15:38:24,726 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshl [2018-09-19 15:38:24,726 INFO L130 BoogieDeclarations]: Found specification of procedure asinhl [2018-09-19 15:38:24,726 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhl [2018-09-19 15:38:24,726 INFO L130 BoogieDeclarations]: Found specification of procedure atanhl [2018-09-19 15:38:24,727 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhl [2018-09-19 15:38:24,727 INFO L130 BoogieDeclarations]: Found specification of procedure expl [2018-09-19 15:38:24,727 INFO L130 BoogieDeclarations]: Found specification of procedure __expl [2018-09-19 15:38:24,727 INFO L130 BoogieDeclarations]: Found specification of procedure frexpl [2018-09-19 15:38:24,727 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpl [2018-09-19 15:38:24,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpl [2018-09-19 15:38:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpl [2018-09-19 15:38:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure logl [2018-09-19 15:38:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure __logl [2018-09-19 15:38:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure log10l [2018-09-19 15:38:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure __log10l [2018-09-19 15:38:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure modfl [2018-09-19 15:38:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure __modfl [2018-09-19 15:38:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure expm1l [2018-09-19 15:38:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1l [2018-09-19 15:38:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure log1pl [2018-09-19 15:38:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pl [2018-09-19 15:38:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure logbl [2018-09-19 15:38:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure __logbl [2018-09-19 15:38:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure exp2l [2018-09-19 15:38:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2l [2018-09-19 15:38:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure log2l [2018-09-19 15:38:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure __log2l [2018-09-19 15:38:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure powl [2018-09-19 15:38:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure __powl [2018-09-19 15:38:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtl [2018-09-19 15:38:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtl [2018-09-19 15:38:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure hypotl [2018-09-19 15:38:24,731 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotl [2018-09-19 15:38:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtl [2018-09-19 15:38:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtl [2018-09-19 15:38:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure ceill [2018-09-19 15:38:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure __ceill [2018-09-19 15:38:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure fabsl [2018-09-19 15:38:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsl [2018-09-19 15:38:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure floorl [2018-09-19 15:38:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure __floorl [2018-09-19 15:38:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure fmodl [2018-09-19 15:38:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodl [2018-09-19 15:38:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure __isinfl [2018-09-19 15:38:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure __finitel [2018-09-19 15:38:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure isinfl [2018-09-19 15:38:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure finitel [2018-09-19 15:38:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure dreml [2018-09-19 15:38:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure __dreml [2018-09-19 15:38:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure significandl [2018-09-19 15:38:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure __significandl [2018-09-19 15:38:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure copysignl [2018-09-19 15:38:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignl [2018-09-19 15:38:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure nanl [2018-09-19 15:38:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure __nanl [2018-09-19 15:38:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanl [2018-09-19 15:38:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure isnanl [2018-09-19 15:38:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure j0l [2018-09-19 15:38:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure __j0l [2018-09-19 15:38:24,735 INFO L130 BoogieDeclarations]: Found specification of procedure j1l [2018-09-19 15:38:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure __j1l [2018-09-19 15:38:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure jnl [2018-09-19 15:38:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure __jnl [2018-09-19 15:38:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure y0l [2018-09-19 15:38:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure __y0l [2018-09-19 15:38:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure y1l [2018-09-19 15:38:24,736 INFO L130 BoogieDeclarations]: Found specification of procedure __y1l [2018-09-19 15:38:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure ynl [2018-09-19 15:38:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure __ynl [2018-09-19 15:38:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure erfl [2018-09-19 15:38:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure __erfl [2018-09-19 15:38:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure erfcl [2018-09-19 15:38:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcl [2018-09-19 15:38:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal [2018-09-19 15:38:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal [2018-09-19 15:38:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure tgammal [2018-09-19 15:38:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammal [2018-09-19 15:38:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure gammal [2018-09-19 15:38:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure __gammal [2018-09-19 15:38:24,739 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal_r [2018-09-19 15:38:24,739 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal_r [2018-09-19 15:38:24,739 INFO L130 BoogieDeclarations]: Found specification of procedure rintl [2018-09-19 15:38:24,739 INFO L130 BoogieDeclarations]: Found specification of procedure __rintl [2018-09-19 15:38:24,739 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterl [2018-09-19 15:38:24,739 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterl [2018-09-19 15:38:24,740 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardl [2018-09-19 15:38:24,740 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardl [2018-09-19 15:38:24,740 INFO L130 BoogieDeclarations]: Found specification of procedure remainderl [2018-09-19 15:38:24,740 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderl [2018-09-19 15:38:24,740 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnl [2018-09-19 15:38:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnl [2018-09-19 15:38:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbl [2018-09-19 15:38:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbl [2018-09-19 15:38:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnl [2018-09-19 15:38:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnl [2018-09-19 15:38:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintl [2018-09-19 15:38:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintl [2018-09-19 15:38:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure roundl [2018-09-19 15:38:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure __roundl [2018-09-19 15:38:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure truncl [2018-09-19 15:38:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure __truncl [2018-09-19 15:38:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure remquol [2018-09-19 15:38:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure __remquol [2018-09-19 15:38:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure lrintl [2018-09-19 15:38:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintl [2018-09-19 15:38:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure llrintl [2018-09-19 15:38:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintl [2018-09-19 15:38:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure lroundl [2018-09-19 15:38:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundl [2018-09-19 15:38:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure llroundl [2018-09-19 15:38:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundl [2018-09-19 15:38:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure fdiml [2018-09-19 15:38:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure __fdiml [2018-09-19 15:38:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxl [2018-09-19 15:38:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxl [2018-09-19 15:38:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure fminl [2018-09-19 15:38:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure __fminl [2018-09-19 15:38:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyl [2018-09-19 15:38:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitl [2018-09-19 15:38:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure fmal [2018-09-19 15:38:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure __fmal [2018-09-19 15:38:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure scalbl [2018-09-19 15:38:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbl [2018-09-19 15:38:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure matherr [2018-09-19 15:38:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 15:38:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 15:38:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 15:38:26,608 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 15:38:26,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 03:38:26 BoogieIcfgContainer [2018-09-19 15:38:26,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 15:38:26,610 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 15:38:26,610 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 15:38:26,613 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 15:38:26,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 03:38:23" (1/3) ... [2018-09-19 15:38:26,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8e4d35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 03:38:26, skipping insertion in model container [2018-09-19 15:38:26,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 03:38:24" (2/3) ... [2018-09-19 15:38:26,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8e4d35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 03:38:26, skipping insertion in model container [2018-09-19 15:38:26,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 03:38:26" (3/3) ... [2018-09-19 15:38:26,618 INFO L112 eAbstractionObserver]: Analyzing ICFG float-flags-simp1_true-unreach-call.i [2018-09-19 15:38:26,629 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 15:38:26,645 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 38 error locations. [2018-09-19 15:38:26,716 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 15:38:26,718 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 15:38:26,718 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 15:38:26,718 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 15:38:26,718 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 15:38:26,718 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 15:38:26,718 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 15:38:26,719 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 15:38:26,719 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 15:38:26,769 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states. [2018-09-19 15:38:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-19 15:38:26,778 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:26,779 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:26,791 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:26,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1895208155, now seen corresponding path program 1 times [2018-09-19 15:38:26,802 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:26,803 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:26,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:26,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:27,521 WARN L178 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 5 [2018-09-19 15:38:27,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:27,531 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:27,547 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:27,548 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-19 15:38:27,552 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-19 15:38:27,565 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-19 15:38:27,566 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-19 15:38:27,569 INFO L87 Difference]: Start difference. First operand 217 states. Second operand 3 states. [2018-09-19 15:38:27,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:27,652 INFO L93 Difference]: Finished difference Result 408 states and 603 transitions. [2018-09-19 15:38:27,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-19 15:38:27,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-09-19 15:38:27,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:27,668 INFO L225 Difference]: With dead ends: 408 [2018-09-19 15:38:27,669 INFO L226 Difference]: Without dead ends: 193 [2018-09-19 15:38:27,674 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-19 15:38:27,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-09-19 15:38:27,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2018-09-19 15:38:27,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2018-09-19 15:38:27,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 192 transitions. [2018-09-19 15:38:27,730 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 192 transitions. Word has length 8 [2018-09-19 15:38:27,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:27,730 INFO L480 AbstractCegarLoop]: Abstraction has 193 states and 192 transitions. [2018-09-19 15:38:27,731 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-19 15:38:27,731 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 192 transitions. [2018-09-19 15:38:27,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-19 15:38:27,731 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:27,732 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:27,733 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:27,733 INFO L82 PathProgramCache]: Analyzing trace with hash -809159185, now seen corresponding path program 1 times [2018-09-19 15:38:27,734 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:27,734 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:27,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:27,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:27,950 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:27,968 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:27,968 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:27,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:27,972 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:27,972 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:27,973 INFO L87 Difference]: Start difference. First operand 193 states and 192 transitions. Second operand 4 states. [2018-09-19 15:38:28,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:28,121 INFO L93 Difference]: Finished difference Result 193 states and 192 transitions. [2018-09-19 15:38:28,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:28,127 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-09-19 15:38:28,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:28,130 INFO L225 Difference]: With dead ends: 193 [2018-09-19 15:38:28,130 INFO L226 Difference]: Without dead ends: 191 [2018-09-19 15:38:28,131 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:28,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2018-09-19 15:38:28,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2018-09-19 15:38:28,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-09-19 15:38:28,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 190 transitions. [2018-09-19 15:38:28,154 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 190 transitions. Word has length 12 [2018-09-19 15:38:28,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:28,155 INFO L480 AbstractCegarLoop]: Abstraction has 191 states and 190 transitions. [2018-09-19 15:38:28,155 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:28,155 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 190 transitions. [2018-09-19 15:38:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-19 15:38:28,155 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:28,156 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:28,157 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:28,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1689544953, now seen corresponding path program 1 times [2018-09-19 15:38:28,157 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:28,158 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:28,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:28,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:28,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:28,279 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:28,292 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:28,292 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:28,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:28,293 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:28,293 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:28,293 INFO L87 Difference]: Start difference. First operand 191 states and 190 transitions. Second operand 4 states. [2018-09-19 15:38:28,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:28,403 INFO L93 Difference]: Finished difference Result 191 states and 190 transitions. [2018-09-19 15:38:28,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:28,404 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-09-19 15:38:28,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:28,408 INFO L225 Difference]: With dead ends: 191 [2018-09-19 15:38:28,409 INFO L226 Difference]: Without dead ends: 189 [2018-09-19 15:38:28,409 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:28,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2018-09-19 15:38:28,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2018-09-19 15:38:28,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-09-19 15:38:28,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 188 transitions. [2018-09-19 15:38:28,431 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 188 transitions. Word has length 16 [2018-09-19 15:38:28,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:28,432 INFO L480 AbstractCegarLoop]: Abstraction has 189 states and 188 transitions. [2018-09-19 15:38:28,432 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:28,432 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 188 transitions. [2018-09-19 15:38:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-19 15:38:28,434 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:28,434 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:28,435 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:28,436 INFO L82 PathProgramCache]: Analyzing trace with hash -1184308157, now seen corresponding path program 1 times [2018-09-19 15:38:28,437 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:28,437 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:28,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:28,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:28,642 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 5 [2018-09-19 15:38:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:28,666 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:28,676 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:28,676 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:28,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:28,677 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:28,677 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:28,677 INFO L87 Difference]: Start difference. First operand 189 states and 188 transitions. Second operand 4 states. [2018-09-19 15:38:28,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:28,755 INFO L93 Difference]: Finished difference Result 189 states and 188 transitions. [2018-09-19 15:38:28,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:28,760 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-09-19 15:38:28,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:28,762 INFO L225 Difference]: With dead ends: 189 [2018-09-19 15:38:28,762 INFO L226 Difference]: Without dead ends: 187 [2018-09-19 15:38:28,763 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:28,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-09-19 15:38:28,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2018-09-19 15:38:28,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-09-19 15:38:28,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 186 transitions. [2018-09-19 15:38:28,787 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 186 transitions. Word has length 20 [2018-09-19 15:38:28,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:28,787 INFO L480 AbstractCegarLoop]: Abstraction has 187 states and 186 transitions. [2018-09-19 15:38:28,787 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:28,787 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 186 transitions. [2018-09-19 15:38:28,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-19 15:38:28,788 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:28,788 INFO L376 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] [2018-09-19 15:38:28,793 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:28,793 INFO L82 PathProgramCache]: Analyzing trace with hash 46323655, now seen corresponding path program 1 times [2018-09-19 15:38:28,794 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:28,794 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:28,804 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:28,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:28,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:28,876 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:28,886 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:28,886 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-19 15:38:28,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-19 15:38:28,887 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-19 15:38:28,887 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-19 15:38:28,887 INFO L87 Difference]: Start difference. First operand 187 states and 186 transitions. Second operand 3 states. [2018-09-19 15:38:28,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:28,895 INFO L93 Difference]: Finished difference Result 187 states and 186 transitions. [2018-09-19 15:38:28,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-19 15:38:28,900 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-09-19 15:38:28,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:28,902 INFO L225 Difference]: With dead ends: 187 [2018-09-19 15:38:28,902 INFO L226 Difference]: Without dead ends: 185 [2018-09-19 15:38:28,910 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-19 15:38:28,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-09-19 15:38:28,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2018-09-19 15:38:28,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-09-19 15:38:28,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 184 transitions. [2018-09-19 15:38:28,930 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 184 transitions. Word has length 22 [2018-09-19 15:38:28,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:28,930 INFO L480 AbstractCegarLoop]: Abstraction has 185 states and 184 transitions. [2018-09-19 15:38:28,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-19 15:38:28,932 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 184 transitions. [2018-09-19 15:38:28,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-19 15:38:28,933 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:28,934 INFO L376 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] [2018-09-19 15:38:28,937 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:28,937 INFO L82 PathProgramCache]: Analyzing trace with hash -1174735215, now seen corresponding path program 1 times [2018-09-19 15:38:28,938 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:28,938 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:28,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:28,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:29,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:29,032 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:29,042 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:29,042 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:29,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:29,043 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:29,043 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:29,044 INFO L87 Difference]: Start difference. First operand 185 states and 184 transitions. Second operand 4 states. [2018-09-19 15:38:29,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:29,102 INFO L93 Difference]: Finished difference Result 185 states and 184 transitions. [2018-09-19 15:38:29,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:29,104 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-09-19 15:38:29,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:29,105 INFO L225 Difference]: With dead ends: 185 [2018-09-19 15:38:29,106 INFO L226 Difference]: Without dead ends: 183 [2018-09-19 15:38:29,106 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:29,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-09-19 15:38:29,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-09-19 15:38:29,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-09-19 15:38:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 182 transitions. [2018-09-19 15:38:29,114 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 182 transitions. Word has length 26 [2018-09-19 15:38:29,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:29,114 INFO L480 AbstractCegarLoop]: Abstraction has 183 states and 182 transitions. [2018-09-19 15:38:29,114 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:29,115 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 182 transitions. [2018-09-19 15:38:29,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-19 15:38:29,116 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:29,116 INFO L376 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] [2018-09-19 15:38:29,117 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:29,117 INFO L82 PathProgramCache]: Analyzing trace with hash -954434149, now seen corresponding path program 1 times [2018-09-19 15:38:29,118 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:29,118 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:29,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:29,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:29,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:29,230 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:29,242 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:29,242 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:29,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:29,243 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:29,243 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:29,243 INFO L87 Difference]: Start difference. First operand 183 states and 182 transitions. Second operand 4 states. [2018-09-19 15:38:29,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:29,278 INFO L93 Difference]: Finished difference Result 183 states and 182 transitions. [2018-09-19 15:38:29,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:29,279 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2018-09-19 15:38:29,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:29,280 INFO L225 Difference]: With dead ends: 183 [2018-09-19 15:38:29,280 INFO L226 Difference]: Without dead ends: 181 [2018-09-19 15:38:29,281 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:29,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2018-09-19 15:38:29,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 181. [2018-09-19 15:38:29,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-09-19 15:38:29,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 180 transitions. [2018-09-19 15:38:29,288 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 180 transitions. Word has length 30 [2018-09-19 15:38:29,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:29,288 INFO L480 AbstractCegarLoop]: Abstraction has 181 states and 180 transitions. [2018-09-19 15:38:29,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:29,289 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 180 transitions. [2018-09-19 15:38:29,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-19 15:38:29,290 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:29,290 INFO L376 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] [2018-09-19 15:38:29,291 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:29,292 INFO L82 PathProgramCache]: Analyzing trace with hash -1876797309, now seen corresponding path program 1 times [2018-09-19 15:38:29,292 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:29,292 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:29,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:29,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:29,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:29,597 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:29,609 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:29,609 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:29,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:29,610 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:29,610 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:29,610 INFO L87 Difference]: Start difference. First operand 181 states and 180 transitions. Second operand 4 states. [2018-09-19 15:38:29,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:29,640 INFO L93 Difference]: Finished difference Result 181 states and 180 transitions. [2018-09-19 15:38:29,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:29,641 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2018-09-19 15:38:29,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:29,643 INFO L225 Difference]: With dead ends: 181 [2018-09-19 15:38:29,643 INFO L226 Difference]: Without dead ends: 179 [2018-09-19 15:38:29,643 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:29,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-09-19 15:38:29,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2018-09-19 15:38:29,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-09-19 15:38:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 178 transitions. [2018-09-19 15:38:29,649 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 178 transitions. Word has length 35 [2018-09-19 15:38:29,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:29,650 INFO L480 AbstractCegarLoop]: Abstraction has 179 states and 178 transitions. [2018-09-19 15:38:29,650 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:29,650 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 178 transitions. [2018-09-19 15:38:29,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-19 15:38:29,651 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:29,651 INFO L376 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] [2018-09-19 15:38:29,652 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:29,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1777003763, now seen corresponding path program 1 times [2018-09-19 15:38:29,653 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:29,653 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:29,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:29,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:29,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:29,792 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:29,808 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:29,808 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:29,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:29,809 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:29,809 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:29,810 INFO L87 Difference]: Start difference. First operand 179 states and 178 transitions. Second operand 4 states. [2018-09-19 15:38:29,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:29,859 INFO L93 Difference]: Finished difference Result 179 states and 178 transitions. [2018-09-19 15:38:29,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:29,863 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2018-09-19 15:38:29,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:29,864 INFO L225 Difference]: With dead ends: 179 [2018-09-19 15:38:29,865 INFO L226 Difference]: Without dead ends: 177 [2018-09-19 15:38:29,865 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:29,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-09-19 15:38:29,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2018-09-19 15:38:29,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-09-19 15:38:29,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 176 transitions. [2018-09-19 15:38:29,874 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 176 transitions. Word has length 39 [2018-09-19 15:38:29,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:29,874 INFO L480 AbstractCegarLoop]: Abstraction has 177 states and 176 transitions. [2018-09-19 15:38:29,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:29,875 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 176 transitions. [2018-09-19 15:38:29,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-19 15:38:29,876 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:29,876 INFO L376 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] [2018-09-19 15:38:29,884 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:29,884 INFO L82 PathProgramCache]: Analyzing trace with hash -1749199401, now seen corresponding path program 1 times [2018-09-19 15:38:29,886 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:29,887 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:29,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:29,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:30,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:30,042 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:30,057 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:30,057 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:30,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:30,058 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:30,058 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:30,058 INFO L87 Difference]: Start difference. First operand 177 states and 176 transitions. Second operand 4 states. [2018-09-19 15:38:30,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:30,090 INFO L93 Difference]: Finished difference Result 177 states and 176 transitions. [2018-09-19 15:38:30,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:30,092 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2018-09-19 15:38:30,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:30,094 INFO L225 Difference]: With dead ends: 177 [2018-09-19 15:38:30,094 INFO L226 Difference]: Without dead ends: 175 [2018-09-19 15:38:30,095 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:30,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2018-09-19 15:38:30,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2018-09-19 15:38:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-09-19 15:38:30,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 174 transitions. [2018-09-19 15:38:30,100 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 174 transitions. Word has length 43 [2018-09-19 15:38:30,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:30,101 INFO L480 AbstractCegarLoop]: Abstraction has 175 states and 174 transitions. [2018-09-19 15:38:30,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 174 transitions. [2018-09-19 15:38:30,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-19 15:38:30,102 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:30,102 INFO L376 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] [2018-09-19 15:38:30,107 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:30,108 INFO L82 PathProgramCache]: Analyzing trace with hash 849150177, now seen corresponding path program 1 times [2018-09-19 15:38:30,108 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:30,109 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:30,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:30,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:30,238 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:30,250 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:30,250 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:30,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:30,251 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:30,251 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:30,251 INFO L87 Difference]: Start difference. First operand 175 states and 174 transitions. Second operand 4 states. [2018-09-19 15:38:30,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:30,288 INFO L93 Difference]: Finished difference Result 175 states and 174 transitions. [2018-09-19 15:38:30,293 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:30,294 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2018-09-19 15:38:30,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:30,295 INFO L225 Difference]: With dead ends: 175 [2018-09-19 15:38:30,295 INFO L226 Difference]: Without dead ends: 173 [2018-09-19 15:38:30,296 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:30,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2018-09-19 15:38:30,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2018-09-19 15:38:30,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2018-09-19 15:38:30,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 172 transitions. [2018-09-19 15:38:30,302 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 172 transitions. Word has length 47 [2018-09-19 15:38:30,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:30,302 INFO L480 AbstractCegarLoop]: Abstraction has 173 states and 172 transitions. [2018-09-19 15:38:30,302 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:30,302 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 172 transitions. [2018-09-19 15:38:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-19 15:38:30,304 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:30,304 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:30,305 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:30,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1546295897, now seen corresponding path program 1 times [2018-09-19 15:38:30,305 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:30,306 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:30,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:30,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:30,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:30,520 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:30,531 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:30,532 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:30,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:30,532 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:30,532 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:30,533 INFO L87 Difference]: Start difference. First operand 173 states and 172 transitions. Second operand 4 states. [2018-09-19 15:38:30,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:30,573 INFO L93 Difference]: Finished difference Result 173 states and 172 transitions. [2018-09-19 15:38:30,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:30,578 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2018-09-19 15:38:30,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:30,579 INFO L225 Difference]: With dead ends: 173 [2018-09-19 15:38:30,579 INFO L226 Difference]: Without dead ends: 171 [2018-09-19 15:38:30,580 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:30,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2018-09-19 15:38:30,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2018-09-19 15:38:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-09-19 15:38:30,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 170 transitions. [2018-09-19 15:38:30,585 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 170 transitions. Word has length 52 [2018-09-19 15:38:30,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:30,585 INFO L480 AbstractCegarLoop]: Abstraction has 171 states and 170 transitions. [2018-09-19 15:38:30,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 170 transitions. [2018-09-19 15:38:30,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-19 15:38:30,587 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:30,587 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:30,588 INFO L423 AbstractCegarLoop]: === Iteration 13 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:30,588 INFO L82 PathProgramCache]: Analyzing trace with hash -1106792221, now seen corresponding path program 1 times [2018-09-19 15:38:30,589 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:30,589 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:30,599 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:30,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:30,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:30,780 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:30,792 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:30,793 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:30,793 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:30,793 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:30,793 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:30,794 INFO L87 Difference]: Start difference. First operand 171 states and 170 transitions. Second operand 4 states. [2018-09-19 15:38:30,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:30,814 INFO L93 Difference]: Finished difference Result 171 states and 170 transitions. [2018-09-19 15:38:30,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:30,821 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 56 [2018-09-19 15:38:30,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:30,823 INFO L225 Difference]: With dead ends: 171 [2018-09-19 15:38:30,823 INFO L226 Difference]: Without dead ends: 169 [2018-09-19 15:38:30,823 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:30,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2018-09-19 15:38:30,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2018-09-19 15:38:30,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-09-19 15:38:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 168 transitions. [2018-09-19 15:38:30,829 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 168 transitions. Word has length 56 [2018-09-19 15:38:30,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:30,829 INFO L480 AbstractCegarLoop]: Abstraction has 169 states and 168 transitions. [2018-09-19 15:38:30,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:30,830 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 168 transitions. [2018-09-19 15:38:30,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-19 15:38:30,831 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:30,831 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:30,832 INFO L423 AbstractCegarLoop]: === Iteration 14 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:30,832 INFO L82 PathProgramCache]: Analyzing trace with hash 655118253, now seen corresponding path program 1 times [2018-09-19 15:38:30,833 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:30,833 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:30,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:31,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:31,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:31,106 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:31,117 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:31,118 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:31,118 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:31,118 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:31,118 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:31,119 INFO L87 Difference]: Start difference. First operand 169 states and 168 transitions. Second operand 4 states. [2018-09-19 15:38:31,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:31,166 INFO L93 Difference]: Finished difference Result 169 states and 168 transitions. [2018-09-19 15:38:31,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:31,167 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2018-09-19 15:38:31,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:31,168 INFO L225 Difference]: With dead ends: 169 [2018-09-19 15:38:31,168 INFO L226 Difference]: Without dead ends: 167 [2018-09-19 15:38:31,169 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:31,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-09-19 15:38:31,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2018-09-19 15:38:31,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-09-19 15:38:31,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 166 transitions. [2018-09-19 15:38:31,173 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 166 transitions. Word has length 60 [2018-09-19 15:38:31,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:31,174 INFO L480 AbstractCegarLoop]: Abstraction has 167 states and 166 transitions. [2018-09-19 15:38:31,174 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:31,174 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 166 transitions. [2018-09-19 15:38:31,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-19 15:38:31,175 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:31,175 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:31,176 INFO L423 AbstractCegarLoop]: === Iteration 15 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:31,177 INFO L82 PathProgramCache]: Analyzing trace with hash 733632183, now seen corresponding path program 1 times [2018-09-19 15:38:31,177 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:31,177 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 16 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:31,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:31,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:31,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:31,395 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:31,407 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:31,407 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:31,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:31,408 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:31,408 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:31,408 INFO L87 Difference]: Start difference. First operand 167 states and 166 transitions. Second operand 4 states. [2018-09-19 15:38:31,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:31,433 INFO L93 Difference]: Finished difference Result 167 states and 166 transitions. [2018-09-19 15:38:31,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:31,442 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2018-09-19 15:38:31,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:31,443 INFO L225 Difference]: With dead ends: 167 [2018-09-19 15:38:31,443 INFO L226 Difference]: Without dead ends: 165 [2018-09-19 15:38:31,444 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:31,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-09-19 15:38:31,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-09-19 15:38:31,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-09-19 15:38:31,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 164 transitions. [2018-09-19 15:38:31,449 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 164 transitions. Word has length 64 [2018-09-19 15:38:31,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:31,449 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 164 transitions. [2018-09-19 15:38:31,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:31,450 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 164 transitions. [2018-09-19 15:38:31,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-19 15:38:31,451 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:31,451 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:31,452 INFO L423 AbstractCegarLoop]: === Iteration 16 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:31,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1754487241, now seen corresponding path program 1 times [2018-09-19 15:38:31,453 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:31,453 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 17 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:31,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:31,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:31,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:31,789 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:31,807 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:31,807 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:31,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:31,807 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:31,808 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:31,808 INFO L87 Difference]: Start difference. First operand 165 states and 164 transitions. Second operand 4 states. [2018-09-19 15:38:31,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:31,838 INFO L93 Difference]: Finished difference Result 165 states and 164 transitions. [2018-09-19 15:38:31,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:31,840 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-09-19 15:38:31,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:31,841 INFO L225 Difference]: With dead ends: 165 [2018-09-19 15:38:31,841 INFO L226 Difference]: Without dead ends: 163 [2018-09-19 15:38:31,842 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:31,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-09-19 15:38:31,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2018-09-19 15:38:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-09-19 15:38:31,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 162 transitions. [2018-09-19 15:38:31,849 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 162 transitions. Word has length 70 [2018-09-19 15:38:31,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:31,849 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 162 transitions. [2018-09-19 15:38:31,849 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:31,849 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 162 transitions. [2018-09-19 15:38:31,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-19 15:38:31,850 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:31,850 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:31,854 INFO L423 AbstractCegarLoop]: === Iteration 17 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:31,854 INFO L82 PathProgramCache]: Analyzing trace with hash -531484333, now seen corresponding path program 1 times [2018-09-19 15:38:31,855 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:31,855 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-19 15:38:31,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:32,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:32,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:32,146 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:32,160 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:32,160 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:32,160 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:32,161 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:32,161 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:32,161 INFO L87 Difference]: Start difference. First operand 163 states and 162 transitions. Second operand 4 states. [2018-09-19 15:38:32,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:32,181 INFO L93 Difference]: Finished difference Result 163 states and 162 transitions. [2018-09-19 15:38:32,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:32,182 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 74 [2018-09-19 15:38:32,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:32,183 INFO L225 Difference]: With dead ends: 163 [2018-09-19 15:38:32,183 INFO L226 Difference]: Without dead ends: 161 [2018-09-19 15:38:32,184 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:32,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-09-19 15:38:32,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-09-19 15:38:32,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-09-19 15:38:32,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 160 transitions. [2018-09-19 15:38:32,189 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 160 transitions. Word has length 74 [2018-09-19 15:38:32,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:32,189 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 160 transitions. [2018-09-19 15:38:32,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:32,190 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 160 transitions. [2018-09-19 15:38:32,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-19 15:38:32,190 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:32,190 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:32,191 INFO L423 AbstractCegarLoop]: === Iteration 18 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:32,192 INFO L82 PathProgramCache]: Analyzing trace with hash 644878621, now seen corresponding path program 1 times [2018-09-19 15:38:32,192 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:32,192 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 19 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:32,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:32,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:32,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:32,577 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:32,590 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:32,591 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:32,591 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:32,591 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:32,592 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:32,592 INFO L87 Difference]: Start difference. First operand 161 states and 160 transitions. Second operand 4 states. [2018-09-19 15:38:32,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:32,640 INFO L93 Difference]: Finished difference Result 161 states and 160 transitions. [2018-09-19 15:38:32,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:32,642 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 78 [2018-09-19 15:38:32,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:32,643 INFO L225 Difference]: With dead ends: 161 [2018-09-19 15:38:32,643 INFO L226 Difference]: Without dead ends: 159 [2018-09-19 15:38:32,644 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:32,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-09-19 15:38:32,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2018-09-19 15:38:32,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-09-19 15:38:32,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 158 transitions. [2018-09-19 15:38:32,649 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 158 transitions. Word has length 78 [2018-09-19 15:38:32,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:32,649 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 158 transitions. [2018-09-19 15:38:32,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 158 transitions. [2018-09-19 15:38:32,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-19 15:38:32,650 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:32,651 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:32,651 INFO L423 AbstractCegarLoop]: === Iteration 19 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:32,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1739512103, now seen corresponding path program 1 times [2018-09-19 15:38:32,652 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:32,652 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 20 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:32,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:32,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:32,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:32,962 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:32,976 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:32,976 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:32,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:32,977 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:32,977 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:32,977 INFO L87 Difference]: Start difference. First operand 159 states and 158 transitions. Second operand 4 states. [2018-09-19 15:38:32,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:32,996 INFO L93 Difference]: Finished difference Result 159 states and 158 transitions. [2018-09-19 15:38:32,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:32,997 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 82 [2018-09-19 15:38:32,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:32,999 INFO L225 Difference]: With dead ends: 159 [2018-09-19 15:38:32,999 INFO L226 Difference]: Without dead ends: 157 [2018-09-19 15:38:33,000 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:33,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-09-19 15:38:33,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-09-19 15:38:33,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-09-19 15:38:33,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 156 transitions. [2018-09-19 15:38:33,004 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 156 transitions. Word has length 82 [2018-09-19 15:38:33,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:33,005 INFO L480 AbstractCegarLoop]: Abstraction has 157 states and 156 transitions. [2018-09-19 15:38:33,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:33,005 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 156 transitions. [2018-09-19 15:38:33,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-19 15:38:33,006 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:33,006 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:33,007 INFO L423 AbstractCegarLoop]: === Iteration 20 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:33,007 INFO L82 PathProgramCache]: Analyzing trace with hash -589272719, now seen corresponding path program 1 times [2018-09-19 15:38:33,008 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:33,008 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 21 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-19 15:38:33,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 21 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:33,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:33,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:33,314 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:33,330 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:33,330 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:33,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:33,331 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:33,331 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:33,331 INFO L87 Difference]: Start difference. First operand 157 states and 156 transitions. Second operand 4 states. [2018-09-19 15:38:33,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:33,353 INFO L93 Difference]: Finished difference Result 157 states and 156 transitions. [2018-09-19 15:38:33,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:33,354 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 86 [2018-09-19 15:38:33,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:33,355 INFO L225 Difference]: With dead ends: 157 [2018-09-19 15:38:33,356 INFO L226 Difference]: Without dead ends: 155 [2018-09-19 15:38:33,356 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:33,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-09-19 15:38:33,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2018-09-19 15:38:33,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-09-19 15:38:33,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 154 transitions. [2018-09-19 15:38:33,362 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 154 transitions. Word has length 86 [2018-09-19 15:38:33,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:33,362 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 154 transitions. [2018-09-19 15:38:33,362 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:33,362 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 154 transitions. [2018-09-19 15:38:33,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-19 15:38:33,363 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:33,363 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:33,364 INFO L423 AbstractCegarLoop]: === Iteration 21 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:33,364 INFO L82 PathProgramCache]: Analyzing trace with hash 1122411003, now seen corresponding path program 1 times [2018-09-19 15:38:33,365 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:33,365 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 22 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-19 15:38:33,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 22 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:33,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:33,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:33,688 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:33,701 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:33,701 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:33,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:33,702 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:33,702 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:33,702 INFO L87 Difference]: Start difference. First operand 155 states and 154 transitions. Second operand 4 states. [2018-09-19 15:38:33,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:33,749 INFO L93 Difference]: Finished difference Result 155 states and 154 transitions. [2018-09-19 15:38:33,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:33,751 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 90 [2018-09-19 15:38:33,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:33,753 INFO L225 Difference]: With dead ends: 155 [2018-09-19 15:38:33,753 INFO L226 Difference]: Without dead ends: 153 [2018-09-19 15:38:33,753 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:33,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-09-19 15:38:33,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2018-09-19 15:38:33,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-09-19 15:38:33,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 152 transitions. [2018-09-19 15:38:33,757 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 152 transitions. Word has length 90 [2018-09-19 15:38:33,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:33,757 INFO L480 AbstractCegarLoop]: Abstraction has 153 states and 152 transitions. [2018-09-19 15:38:33,757 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:33,757 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 152 transitions. [2018-09-19 15:38:33,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-19 15:38:33,757 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:33,758 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:33,758 INFO L423 AbstractCegarLoop]: === Iteration 22 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:33,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1387487941, now seen corresponding path program 1 times [2018-09-19 15:38:33,759 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:33,759 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 23 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:33,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:34,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:34,037 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:34,050 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:34,050 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:34,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:34,051 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:34,051 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:34,051 INFO L87 Difference]: Start difference. First operand 153 states and 152 transitions. Second operand 4 states. [2018-09-19 15:38:34,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:34,070 INFO L93 Difference]: Finished difference Result 153 states and 152 transitions. [2018-09-19 15:38:34,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:34,073 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2018-09-19 15:38:34,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:34,074 INFO L225 Difference]: With dead ends: 153 [2018-09-19 15:38:34,074 INFO L226 Difference]: Without dead ends: 151 [2018-09-19 15:38:34,075 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:34,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-09-19 15:38:34,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2018-09-19 15:38:34,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-09-19 15:38:34,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 150 transitions. [2018-09-19 15:38:34,078 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 150 transitions. Word has length 94 [2018-09-19 15:38:34,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:34,079 INFO L480 AbstractCegarLoop]: Abstraction has 151 states and 150 transitions. [2018-09-19 15:38:34,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:34,079 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 150 transitions. [2018-09-19 15:38:34,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-19 15:38:34,080 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:34,080 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:34,080 INFO L423 AbstractCegarLoop]: === Iteration 23 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:34,080 INFO L82 PathProgramCache]: Analyzing trace with hash -388499917, now seen corresponding path program 1 times [2018-09-19 15:38:34,081 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:34,081 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 24 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-19 15:38:34,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 24 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:35,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:35,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:35,275 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:35,305 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:35,305 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-19 15:38:35,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-19 15:38:35,306 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-19 15:38:35,306 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:35,306 INFO L87 Difference]: Start difference. First operand 151 states and 150 transitions. Second operand 5 states. [2018-09-19 15:38:35,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:35,419 INFO L93 Difference]: Finished difference Result 151 states and 150 transitions. [2018-09-19 15:38:35,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-19 15:38:35,421 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 99 [2018-09-19 15:38:35,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:35,422 INFO L225 Difference]: With dead ends: 151 [2018-09-19 15:38:35,422 INFO L226 Difference]: Without dead ends: 149 [2018-09-19 15:38:35,423 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-19 15:38:35,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-09-19 15:38:35,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-09-19 15:38:35,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-09-19 15:38:35,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 148 transitions. [2018-09-19 15:38:35,426 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 148 transitions. Word has length 99 [2018-09-19 15:38:35,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:35,427 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 148 transitions. [2018-09-19 15:38:35,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-19 15:38:35,427 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 148 transitions. [2018-09-19 15:38:35,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-19 15:38:35,428 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:35,428 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:35,428 INFO L423 AbstractCegarLoop]: === Iteration 24 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:35,429 INFO L82 PathProgramCache]: Analyzing trace with hash 7920037, now seen corresponding path program 1 times [2018-09-19 15:38:35,429 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:35,429 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 25 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-19 15:38:35,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 25 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:36,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:36,812 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:36,834 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:36,834 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:36,835 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:36,835 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:36,835 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:36,835 INFO L87 Difference]: Start difference. First operand 149 states and 148 transitions. Second operand 4 states. [2018-09-19 15:38:36,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:36,864 INFO L93 Difference]: Finished difference Result 149 states and 148 transitions. [2018-09-19 15:38:36,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:36,864 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2018-09-19 15:38:36,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:36,866 INFO L225 Difference]: With dead ends: 149 [2018-09-19 15:38:36,866 INFO L226 Difference]: Without dead ends: 147 [2018-09-19 15:38:36,869 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:36,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-09-19 15:38:36,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-09-19 15:38:36,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-09-19 15:38:36,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 146 transitions. [2018-09-19 15:38:36,873 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 146 transitions. Word has length 105 [2018-09-19 15:38:36,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:36,874 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 146 transitions. [2018-09-19 15:38:36,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:36,874 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 146 transitions. [2018-09-19 15:38:36,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-19 15:38:36,875 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:36,875 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:36,875 INFO L423 AbstractCegarLoop]: === Iteration 25 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:36,876 INFO L82 PathProgramCache]: Analyzing trace with hash 131287407, now seen corresponding path program 1 times [2018-09-19 15:38:36,876 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:36,876 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 26 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-19 15:38:36,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 26 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:38,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:38,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:38,184 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:38,205 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:38,205 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:38,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:38,206 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:38,206 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:38,206 INFO L87 Difference]: Start difference. First operand 147 states and 146 transitions. Second operand 4 states. [2018-09-19 15:38:38,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:38,251 INFO L93 Difference]: Finished difference Result 147 states and 146 transitions. [2018-09-19 15:38:38,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:38,252 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-09-19 15:38:38,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:38,253 INFO L225 Difference]: With dead ends: 147 [2018-09-19 15:38:38,253 INFO L226 Difference]: Without dead ends: 145 [2018-09-19 15:38:38,253 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:38,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-09-19 15:38:38,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-09-19 15:38:38,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-09-19 15:38:38,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 144 transitions. [2018-09-19 15:38:38,256 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 144 transitions. Word has length 109 [2018-09-19 15:38:38,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:38,257 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 144 transitions. [2018-09-19 15:38:38,257 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:38,257 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 144 transitions. [2018-09-19 15:38:38,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-19 15:38:38,257 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:38,258 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:38,258 INFO L423 AbstractCegarLoop]: === Iteration 26 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:38,258 INFO L82 PathProgramCache]: Analyzing trace with hash 989829146, now seen corresponding path program 1 times [2018-09-19 15:38:38,259 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:38,259 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 27 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-19 15:38:38,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 27 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:39,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:39,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:39,687 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:39,711 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:39,711 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:39,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:39,712 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:39,712 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:39,712 INFO L87 Difference]: Start difference. First operand 145 states and 144 transitions. Second operand 4 states. [2018-09-19 15:38:39,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:39,861 INFO L93 Difference]: Finished difference Result 145 states and 144 transitions. [2018-09-19 15:38:39,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:39,862 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 114 [2018-09-19 15:38:39,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:39,863 INFO L225 Difference]: With dead ends: 145 [2018-09-19 15:38:39,863 INFO L226 Difference]: Without dead ends: 143 [2018-09-19 15:38:39,863 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:39,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-09-19 15:38:39,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-09-19 15:38:39,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-09-19 15:38:39,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 142 transitions. [2018-09-19 15:38:39,866 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 142 transitions. Word has length 114 [2018-09-19 15:38:39,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:39,867 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 142 transitions. [2018-09-19 15:38:39,867 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:39,867 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 142 transitions. [2018-09-19 15:38:39,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-19 15:38:39,868 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:39,868 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:39,868 INFO L423 AbstractCegarLoop]: === Iteration 27 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:39,869 INFO L82 PathProgramCache]: Analyzing trace with hash 190005732, now seen corresponding path program 1 times [2018-09-19 15:38:39,869 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:39,869 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 28 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-19 15:38:39,879 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 28 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:41,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:41,240 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 3 [2018-09-19 15:38:41,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:41,314 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:41,338 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:41,338 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:41,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:41,339 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:41,339 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:41,339 INFO L87 Difference]: Start difference. First operand 143 states and 142 transitions. Second operand 4 states. [2018-09-19 15:38:41,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:41,489 INFO L93 Difference]: Finished difference Result 143 states and 142 transitions. [2018-09-19 15:38:41,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:41,490 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 118 [2018-09-19 15:38:41,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:41,491 INFO L225 Difference]: With dead ends: 143 [2018-09-19 15:38:41,491 INFO L226 Difference]: Without dead ends: 141 [2018-09-19 15:38:41,492 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:41,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-09-19 15:38:41,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2018-09-19 15:38:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-09-19 15:38:41,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 140 transitions. [2018-09-19 15:38:41,496 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 140 transitions. Word has length 118 [2018-09-19 15:38:41,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:41,496 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 140 transitions. [2018-09-19 15:38:41,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:41,497 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 140 transitions. [2018-09-19 15:38:41,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-19 15:38:41,498 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:41,498 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:41,498 INFO L423 AbstractCegarLoop]: === Iteration 28 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:41,499 INFO L82 PathProgramCache]: Analyzing trace with hash -757935122, now seen corresponding path program 1 times [2018-09-19 15:38:41,499 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:41,499 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 29 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:41,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:42,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:42,619 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:42,639 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:42,640 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:42,640 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:42,640 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:42,640 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:42,641 INFO L87 Difference]: Start difference. First operand 141 states and 140 transitions. Second operand 4 states. [2018-09-19 15:38:42,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:42,657 INFO L93 Difference]: Finished difference Result 141 states and 140 transitions. [2018-09-19 15:38:42,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:42,657 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 122 [2018-09-19 15:38:42,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:42,659 INFO L225 Difference]: With dead ends: 141 [2018-09-19 15:38:42,659 INFO L226 Difference]: Without dead ends: 139 [2018-09-19 15:38:42,660 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:42,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-09-19 15:38:42,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-09-19 15:38:42,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-09-19 15:38:42,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 138 transitions. [2018-09-19 15:38:42,663 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 138 transitions. Word has length 122 [2018-09-19 15:38:42,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:42,663 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 138 transitions. [2018-09-19 15:38:42,663 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:42,664 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 138 transitions. [2018-09-19 15:38:42,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-19 15:38:42,664 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:42,664 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:42,664 INFO L423 AbstractCegarLoop]: === Iteration 29 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:42,665 INFO L82 PathProgramCache]: Analyzing trace with hash -858771912, now seen corresponding path program 1 times [2018-09-19 15:38:42,665 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:42,665 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 30 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:42,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:44,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:44,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:44,534 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:44,564 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:44,564 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:44,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:44,565 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:44,565 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:44,565 INFO L87 Difference]: Start difference. First operand 139 states and 138 transitions. Second operand 4 states. [2018-09-19 15:38:44,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:44,589 INFO L93 Difference]: Finished difference Result 139 states and 138 transitions. [2018-09-19 15:38:44,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:44,589 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2018-09-19 15:38:44,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:44,591 INFO L225 Difference]: With dead ends: 139 [2018-09-19 15:38:44,591 INFO L226 Difference]: Without dead ends: 137 [2018-09-19 15:38:44,592 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:44,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-09-19 15:38:44,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-09-19 15:38:44,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-09-19 15:38:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 136 transitions. [2018-09-19 15:38:44,597 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 136 transitions. Word has length 126 [2018-09-19 15:38:44,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:44,597 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 136 transitions. [2018-09-19 15:38:44,597 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 136 transitions. [2018-09-19 15:38:44,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-19 15:38:44,598 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:44,599 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:44,599 INFO L423 AbstractCegarLoop]: === Iteration 30 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:44,600 INFO L82 PathProgramCache]: Analyzing trace with hash 2024616130, now seen corresponding path program 1 times [2018-09-19 15:38:44,600 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:44,600 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 31 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:44,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:46,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:46,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:46,532 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:46,560 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:46,560 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:46,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:46,561 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:46,561 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:46,561 INFO L87 Difference]: Start difference. First operand 137 states and 136 transitions. Second operand 4 states. [2018-09-19 15:38:46,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:46,580 INFO L93 Difference]: Finished difference Result 137 states and 136 transitions. [2018-09-19 15:38:46,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:46,580 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 130 [2018-09-19 15:38:46,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:46,582 INFO L225 Difference]: With dead ends: 137 [2018-09-19 15:38:46,582 INFO L226 Difference]: Without dead ends: 135 [2018-09-19 15:38:46,583 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:46,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-09-19 15:38:46,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2018-09-19 15:38:46,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-09-19 15:38:46,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 134 transitions. [2018-09-19 15:38:46,587 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 134 transitions. Word has length 130 [2018-09-19 15:38:46,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:46,588 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 134 transitions. [2018-09-19 15:38:46,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:46,588 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 134 transitions. [2018-09-19 15:38:46,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-19 15:38:46,588 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 15:38:46,589 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 15:38:46,589 INFO L423 AbstractCegarLoop]: === Iteration 31 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 15:38:46,589 INFO L82 PathProgramCache]: Analyzing trace with hash 299613068, now seen corresponding path program 1 times [2018-09-19 15:38:46,590 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 15:38:46,590 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 32 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with mathsat -unsat_core_generation=3 [2018-09-19 15:38:46,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 15:38:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 15:38:48,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 15:38:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 15:38:48,493 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 15:38:48,524 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 15:38:48,524 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-19 15:38:48,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-19 15:38:48,525 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-19 15:38:48,525 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-19 15:38:48,525 INFO L87 Difference]: Start difference. First operand 135 states and 134 transitions. Second operand 4 states. [2018-09-19 15:38:48,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 15:38:48,541 INFO L93 Difference]: Finished difference Result 135 states and 134 transitions. [2018-09-19 15:38:48,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-19 15:38:48,541 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 134 [2018-09-19 15:38:48,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 15:38:48,542 INFO L225 Difference]: With dead ends: 135 [2018-09-19 15:38:48,542 INFO L226 Difference]: Without dead ends: 0 [2018-09-19 15:38:48,543 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 15:38:48,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-19 15:38:48,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-19 15:38:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-19 15:38:48,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-19 15:38:48,545 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 134 [2018-09-19 15:38:48,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 15:38:48,545 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-19 15:38:48,545 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-19 15:38:48,545 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-19 15:38:48,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-19 15:38:48,551 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-19 15:38:48,616 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-09-19 15:38:48,616 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-19 15:38:48,616 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-19 15:38:48,616 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-19 15:38:48,616 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-19 15:38:48,616 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-19 15:38:48,616 INFO L426 ceAbstractionStarter]: For program point L960(line 960) no Hoare annotation was computed. [2018-09-19 15:38:48,616 INFO L426 ceAbstractionStarter]: For program point L993-1(line 993) no Hoare annotation was computed. [2018-09-19 15:38:48,617 INFO L426 ceAbstractionStarter]: For program point L960-2(line 960) no Hoare annotation was computed. [2018-09-19 15:38:48,617 INFO L426 ceAbstractionStarter]: For program point L993-3(line 993) no Hoare annotation was computed. [2018-09-19 15:38:48,617 INFO L426 ceAbstractionStarter]: For program point L993-4(line 993) no Hoare annotation was computed. [2018-09-19 15:38:48,617 INFO L426 ceAbstractionStarter]: For program point L960-4(line 960) no Hoare annotation was computed. [2018-09-19 15:38:48,617 INFO L426 ceAbstractionStarter]: For program point L993-5(line 993) no Hoare annotation was computed. [2018-09-19 15:38:48,617 INFO L426 ceAbstractionStarter]: For program point L960-5(line 960) no Hoare annotation was computed. [2018-09-19 15:38:48,617 INFO L426 ceAbstractionStarter]: For program point L960-6(line 960) no Hoare annotation was computed. [2018-09-19 15:38:48,617 INFO L426 ceAbstractionStarter]: For program point L993-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,617 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 952 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,618 INFO L426 ceAbstractionStarter]: For program point L960-8(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,618 INFO L426 ceAbstractionStarter]: For program point mainErr25ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2018-09-19 15:38:48,618 INFO L426 ceAbstractionStarter]: For program point mainErr20ASSERT_VIOLATIONERROR_FUNCTION(line 987) no Hoare annotation was computed. [2018-09-19 15:38:48,618 INFO L426 ceAbstractionStarter]: For program point L994-1(line 994) no Hoare annotation was computed. [2018-09-19 15:38:48,618 INFO L426 ceAbstractionStarter]: For program point L961-1(line 961) no Hoare annotation was computed. [2018-09-19 15:38:48,618 INFO L426 ceAbstractionStarter]: For program point L994-3(line 994) no Hoare annotation was computed. [2018-09-19 15:38:48,618 INFO L426 ceAbstractionStarter]: For program point L961-3(line 961) no Hoare annotation was computed. [2018-09-19 15:38:48,618 INFO L426 ceAbstractionStarter]: For program point L994-4(line 994) no Hoare annotation was computed. [2018-09-19 15:38:48,618 INFO L426 ceAbstractionStarter]: For program point L961-4(line 961) no Hoare annotation was computed. [2018-09-19 15:38:48,619 INFO L426 ceAbstractionStarter]: For program point L994-5(line 994) no Hoare annotation was computed. [2018-09-19 15:38:48,619 INFO L426 ceAbstractionStarter]: For program point L961-5(line 961) no Hoare annotation was computed. [2018-09-19 15:38:48,619 INFO L426 ceAbstractionStarter]: For program point L994-7(line 994) no Hoare annotation was computed. [2018-09-19 15:38:48,619 INFO L426 ceAbstractionStarter]: For program point L961-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,619 INFO L426 ceAbstractionStarter]: For program point L962-1(line 962) no Hoare annotation was computed. [2018-09-19 15:38:48,619 INFO L426 ceAbstractionStarter]: For program point L962-3(line 962) no Hoare annotation was computed. [2018-09-19 15:38:48,619 INFO L426 ceAbstractionStarter]: For program point L962-4(line 962) no Hoare annotation was computed. [2018-09-19 15:38:48,619 INFO L426 ceAbstractionStarter]: For program point L962-5(line 962) no Hoare annotation was computed. [2018-09-19 15:38:48,620 INFO L426 ceAbstractionStarter]: For program point L962-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,621 INFO L426 ceAbstractionStarter]: For program point mainErr17ASSERT_VIOLATIONERROR_FUNCTION(line 984) no Hoare annotation was computed. [2018-09-19 15:38:48,621 INFO L426 ceAbstractionStarter]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2018-09-19 15:38:48,621 INFO L426 ceAbstractionStarter]: For program point mainErr13ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2018-09-19 15:38:48,621 INFO L426 ceAbstractionStarter]: For program point mainErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2018-09-19 15:38:48,621 INFO L426 ceAbstractionStarter]: For program point L997(line 997) no Hoare annotation was computed. [2018-09-19 15:38:48,621 INFO L426 ceAbstractionStarter]: For program point L964-1(line 964) no Hoare annotation was computed. [2018-09-19 15:38:48,621 INFO L426 ceAbstractionStarter]: For program point L997-2(line 997) no Hoare annotation was computed. [2018-09-19 15:38:48,621 INFO L426 ceAbstractionStarter]: For program point mainErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1001) no Hoare annotation was computed. [2018-09-19 15:38:48,621 INFO L426 ceAbstractionStarter]: For program point mainErr37ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2018-09-19 15:38:48,622 INFO L426 ceAbstractionStarter]: For program point L964-3(line 964) no Hoare annotation was computed. [2018-09-19 15:38:48,622 INFO L426 ceAbstractionStarter]: For program point L997-4(line 997) no Hoare annotation was computed. [2018-09-19 15:38:48,622 INFO L426 ceAbstractionStarter]: For program point L964-4(line 964) no Hoare annotation was computed. [2018-09-19 15:38:48,622 INFO L426 ceAbstractionStarter]: For program point L997-5(line 997) no Hoare annotation was computed. [2018-09-19 15:38:48,622 INFO L426 ceAbstractionStarter]: For program point L964-5(line 964) no Hoare annotation was computed. [2018-09-19 15:38:48,622 INFO L426 ceAbstractionStarter]: For program point L997-6(line 997) no Hoare annotation was computed. [2018-09-19 15:38:48,622 INFO L426 ceAbstractionStarter]: For program point L964-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,622 INFO L426 ceAbstractionStarter]: For program point L997-8(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,622 INFO L426 ceAbstractionStarter]: For program point L998(line 998) no Hoare annotation was computed. [2018-09-19 15:38:48,622 INFO L426 ceAbstractionStarter]: For program point L965-1(line 965) no Hoare annotation was computed. [2018-09-19 15:38:48,623 INFO L426 ceAbstractionStarter]: For program point L998-2(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,623 INFO L426 ceAbstractionStarter]: For program point L965-3(line 965) no Hoare annotation was computed. [2018-09-19 15:38:48,623 INFO L426 ceAbstractionStarter]: For program point L965-4(line 965) no Hoare annotation was computed. [2018-09-19 15:38:48,623 INFO L426 ceAbstractionStarter]: For program point L965-5(line 965) no Hoare annotation was computed. [2018-09-19 15:38:48,623 INFO L426 ceAbstractionStarter]: For program point L965-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,623 INFO L426 ceAbstractionStarter]: For program point mainErr24ASSERT_VIOLATIONERROR_FUNCTION(line 993) no Hoare annotation was computed. [2018-09-19 15:38:48,623 INFO L426 ceAbstractionStarter]: For program point L999(line 999) no Hoare annotation was computed. [2018-09-19 15:38:48,623 INFO L426 ceAbstractionStarter]: For program point L999-2(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,623 INFO L426 ceAbstractionStarter]: For program point mainErr11ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2018-09-19 15:38:48,624 INFO L426 ceAbstractionStarter]: For program point L1000-1(line 1000) no Hoare annotation was computed. [2018-09-19 15:38:48,624 INFO L426 ceAbstractionStarter]: For program point L1000-3(line 1000) no Hoare annotation was computed. [2018-09-19 15:38:48,624 INFO L426 ceAbstractionStarter]: For program point L1000-4(line 1000) no Hoare annotation was computed. [2018-09-19 15:38:48,624 INFO L426 ceAbstractionStarter]: For program point L1000-5(line 1000) no Hoare annotation was computed. [2018-09-19 15:38:48,624 INFO L426 ceAbstractionStarter]: For program point L1000-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,624 INFO L426 ceAbstractionStarter]: For program point mainErr22ASSERT_VIOLATIONERROR_FUNCTION(line 989) no Hoare annotation was computed. [2018-09-19 15:38:48,624 INFO L426 ceAbstractionStarter]: For program point L1001-1(line 1001) no Hoare annotation was computed. [2018-09-19 15:38:48,624 INFO L426 ceAbstractionStarter]: For program point L968-1(line 968) no Hoare annotation was computed. [2018-09-19 15:38:48,624 INFO L426 ceAbstractionStarter]: For program point L1001-3(line 1001) no Hoare annotation was computed. [2018-09-19 15:38:48,625 INFO L426 ceAbstractionStarter]: For program point L968-3(line 968) no Hoare annotation was computed. [2018-09-19 15:38:48,625 INFO L426 ceAbstractionStarter]: For program point L1001-4(line 1001) no Hoare annotation was computed. [2018-09-19 15:38:48,625 INFO L426 ceAbstractionStarter]: For program point L968-4(line 968) no Hoare annotation was computed. [2018-09-19 15:38:48,625 INFO L426 ceAbstractionStarter]: For program point L1001-5(line 1001) no Hoare annotation was computed. [2018-09-19 15:38:48,625 INFO L426 ceAbstractionStarter]: For program point L968-5(line 968) no Hoare annotation was computed. [2018-09-19 15:38:48,625 INFO L426 ceAbstractionStarter]: For program point L1001-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,625 INFO L426 ceAbstractionStarter]: For program point L968-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,625 INFO L426 ceAbstractionStarter]: For program point mainErr16ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2018-09-19 15:38:48,631 INFO L426 ceAbstractionStarter]: For program point mainErr19ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2018-09-19 15:38:48,631 INFO L426 ceAbstractionStarter]: For program point L1002(line 1002) no Hoare annotation was computed. [2018-09-19 15:38:48,631 INFO L426 ceAbstractionStarter]: For program point L969-1(line 969) no Hoare annotation was computed. [2018-09-19 15:38:48,631 INFO L426 ceAbstractionStarter]: For program point L1002-2(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,631 INFO L426 ceAbstractionStarter]: For program point L969-3(line 969) no Hoare annotation was computed. [2018-09-19 15:38:48,631 INFO L426 ceAbstractionStarter]: For program point L969-4(line 969) no Hoare annotation was computed. [2018-09-19 15:38:48,631 INFO L426 ceAbstractionStarter]: For program point L969-5(line 969) no Hoare annotation was computed. [2018-09-19 15:38:48,631 INFO L426 ceAbstractionStarter]: For program point L969-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,631 INFO L426 ceAbstractionStarter]: For program point L970(line 970) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point L1003-1(line 1003) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point L970-2(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point L1003-3(line 1003) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point L1003-4(line 1003) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point L1003-5(line 1003) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point L1003-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point mainErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1000) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 969) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point L1004-1(line 1004) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point L971-1(line 971) no Hoare annotation was computed. [2018-09-19 15:38:48,632 INFO L426 ceAbstractionStarter]: For program point L1004-3(line 1004) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point L971-3(line 971) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point L1004-4(line 1004) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point L971-4(line 971) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point L1004-5(line 1004) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point L971-5(line 971) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point L1004-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point L971-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 960) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point L1005-1(line 1005) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point L972-1(line 972) no Hoare annotation was computed. [2018-09-19 15:38:48,633 INFO L426 ceAbstractionStarter]: For program point L1005-3(line 1005) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L972-3(line 972) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L1005-4(line 1005) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L972-4(line 972) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L1005-5(line 1005) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L972-5(line 972) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L1005-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L972-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point mainErr26ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L1006-1(line 1006) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L1006-3(line 1006) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L1006-4(line 1006) no Hoare annotation was computed. [2018-09-19 15:38:48,634 INFO L426 ceAbstractionStarter]: For program point L1006-5(line 1006) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point L1006-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point L1007-1(line 1007) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point L1007-3(line 1007) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point L1007-4(line 1007) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point L1007-5(line 1007) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point mainErr23ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point L1007-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point L1008-1(line 1008) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point L975-1(line 975) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point L1008-3(line 1008) no Hoare annotation was computed. [2018-09-19 15:38:48,635 INFO L426 ceAbstractionStarter]: For program point L975-3(line 975) no Hoare annotation was computed. [2018-09-19 15:38:48,636 INFO L426 ceAbstractionStarter]: For program point L1008-4(line 1008) no Hoare annotation was computed. [2018-09-19 15:38:48,636 INFO L426 ceAbstractionStarter]: For program point L975-4(line 975) no Hoare annotation was computed. [2018-09-19 15:38:48,636 INFO L426 ceAbstractionStarter]: For program point L1008-5(line 1008) no Hoare annotation was computed. [2018-09-19 15:38:48,636 INFO L426 ceAbstractionStarter]: For program point L975-5(line 975) no Hoare annotation was computed. [2018-09-19 15:38:48,636 INFO L426 ceAbstractionStarter]: For program point L1008-7(lines 952 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,636 INFO L426 ceAbstractionStarter]: For program point L975-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,636 INFO L426 ceAbstractionStarter]: For program point L976-1(line 976) no Hoare annotation was computed. [2018-09-19 15:38:48,636 INFO L426 ceAbstractionStarter]: For program point mainErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2018-09-19 15:38:48,636 INFO L426 ceAbstractionStarter]: For program point L976-3(line 976) no Hoare annotation was computed. [2018-09-19 15:38:48,640 INFO L426 ceAbstractionStarter]: For program point L976-4(line 976) no Hoare annotation was computed. [2018-09-19 15:38:48,640 INFO L426 ceAbstractionStarter]: For program point L976-5(line 976) no Hoare annotation was computed. [2018-09-19 15:38:48,640 INFO L426 ceAbstractionStarter]: For program point L976-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,640 INFO L426 ceAbstractionStarter]: For program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2018-09-19 15:38:48,640 INFO L426 ceAbstractionStarter]: For program point L977(line 977) no Hoare annotation was computed. [2018-09-19 15:38:48,640 INFO L426 ceAbstractionStarter]: For program point L977-2(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,640 INFO L426 ceAbstractionStarter]: For program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 972) no Hoare annotation was computed. [2018-09-19 15:38:48,640 INFO L426 ceAbstractionStarter]: For program point L978-1(line 978) no Hoare annotation was computed. [2018-09-19 15:38:48,641 INFO L426 ceAbstractionStarter]: For program point L978-3(line 978) no Hoare annotation was computed. [2018-09-19 15:38:48,641 INFO L426 ceAbstractionStarter]: For program point L978-4(line 978) no Hoare annotation was computed. [2018-09-19 15:38:48,641 INFO L426 ceAbstractionStarter]: For program point L978-5(line 978) no Hoare annotation was computed. [2018-09-19 15:38:48,641 INFO L426 ceAbstractionStarter]: For program point L978-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,641 INFO L426 ceAbstractionStarter]: For program point mainErr12ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2018-09-19 15:38:48,641 INFO L426 ceAbstractionStarter]: For program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 975) no Hoare annotation was computed. [2018-09-19 15:38:48,641 INFO L426 ceAbstractionStarter]: For program point mainErr14ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2018-09-19 15:38:48,641 INFO L426 ceAbstractionStarter]: For program point L979-1(line 979) no Hoare annotation was computed. [2018-09-19 15:38:48,643 INFO L426 ceAbstractionStarter]: For program point L979-3(line 979) no Hoare annotation was computed. [2018-09-19 15:38:48,643 INFO L426 ceAbstractionStarter]: For program point L979-4(line 979) no Hoare annotation was computed. [2018-09-19 15:38:48,643 INFO L426 ceAbstractionStarter]: For program point L979-5(line 979) no Hoare annotation was computed. [2018-09-19 15:38:48,643 INFO L426 ceAbstractionStarter]: For program point L979-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,643 INFO L426 ceAbstractionStarter]: For program point mainErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2018-09-19 15:38:48,643 INFO L426 ceAbstractionStarter]: For program point mainErr15ASSERT_VIOLATIONERROR_FUNCTION(line 982) no Hoare annotation was computed. [2018-09-19 15:38:48,643 INFO L426 ceAbstractionStarter]: For program point mainErr21ASSERT_VIOLATIONERROR_FUNCTION(line 988) no Hoare annotation was computed. [2018-09-19 15:38:48,644 INFO L426 ceAbstractionStarter]: For program point L982-1(line 982) no Hoare annotation was computed. [2018-09-19 15:38:48,644 INFO L426 ceAbstractionStarter]: For program point L982-3(line 982) no Hoare annotation was computed. [2018-09-19 15:38:48,644 INFO L426 ceAbstractionStarter]: For program point L982-4(line 982) no Hoare annotation was computed. [2018-09-19 15:38:48,644 INFO L426 ceAbstractionStarter]: For program point L982-5(line 982) no Hoare annotation was computed. [2018-09-19 15:38:48,644 INFO L426 ceAbstractionStarter]: For program point L982-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,644 INFO L426 ceAbstractionStarter]: For program point L983-1(line 983) no Hoare annotation was computed. [2018-09-19 15:38:48,644 INFO L426 ceAbstractionStarter]: For program point L983-3(line 983) no Hoare annotation was computed. [2018-09-19 15:38:48,644 INFO L426 ceAbstractionStarter]: For program point L983-4(line 983) no Hoare annotation was computed. [2018-09-19 15:38:48,644 INFO L426 ceAbstractionStarter]: For program point L983-5(line 983) no Hoare annotation was computed. [2018-09-19 15:38:48,644 INFO L426 ceAbstractionStarter]: For program point mainErr18ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2018-09-19 15:38:48,645 INFO L426 ceAbstractionStarter]: For program point L983-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,645 INFO L426 ceAbstractionStarter]: For program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 970) no Hoare annotation was computed. [2018-09-19 15:38:48,645 INFO L426 ceAbstractionStarter]: For program point L984(line 984) no Hoare annotation was computed. [2018-09-19 15:38:48,645 INFO L426 ceAbstractionStarter]: For program point L984-2(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,645 INFO L426 ceAbstractionStarter]: For program point mainErr27ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2018-09-19 15:38:48,645 INFO L426 ceAbstractionStarter]: For program point L985(line 985) no Hoare annotation was computed. [2018-09-19 15:38:48,645 INFO L426 ceAbstractionStarter]: For program point L985-2(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,645 INFO L426 ceAbstractionStarter]: For program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2018-09-19 15:38:48,646 INFO L426 ceAbstractionStarter]: For program point L986-1(line 986) no Hoare annotation was computed. [2018-09-19 15:38:48,646 INFO L426 ceAbstractionStarter]: For program point L986-3(line 986) no Hoare annotation was computed. [2018-09-19 15:38:48,646 INFO L426 ceAbstractionStarter]: For program point L986-4(line 986) no Hoare annotation was computed. [2018-09-19 15:38:48,646 INFO L426 ceAbstractionStarter]: For program point L986-5(line 986) no Hoare annotation was computed. [2018-09-19 15:38:48,646 INFO L426 ceAbstractionStarter]: For program point L986-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,646 INFO L426 ceAbstractionStarter]: For program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 971) no Hoare annotation was computed. [2018-09-19 15:38:48,646 INFO L426 ceAbstractionStarter]: For program point L987-1(line 987) no Hoare annotation was computed. [2018-09-19 15:38:48,647 INFO L426 ceAbstractionStarter]: For program point L987-3(line 987) no Hoare annotation was computed. [2018-09-19 15:38:48,647 INFO L426 ceAbstractionStarter]: For program point L987-4(line 987) no Hoare annotation was computed. [2018-09-19 15:38:48,647 INFO L426 ceAbstractionStarter]: For program point L987-5(line 987) no Hoare annotation was computed. [2018-09-19 15:38:48,647 INFO L426 ceAbstractionStarter]: For program point L987-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,647 INFO L426 ceAbstractionStarter]: For program point mainErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2018-09-19 15:38:48,647 INFO L426 ceAbstractionStarter]: For program point mainErr36ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2018-09-19 15:38:48,647 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 952 1011) the Hoare annotation is: true [2018-09-19 15:38:48,648 INFO L426 ceAbstractionStarter]: For program point L988-1(line 988) no Hoare annotation was computed. [2018-09-19 15:38:48,648 INFO L426 ceAbstractionStarter]: For program point L988-3(line 988) no Hoare annotation was computed. [2018-09-19 15:38:48,648 INFO L426 ceAbstractionStarter]: For program point L988-4(line 988) no Hoare annotation was computed. [2018-09-19 15:38:48,648 INFO L426 ceAbstractionStarter]: For program point L988-5(line 988) no Hoare annotation was computed. [2018-09-19 15:38:48,648 INFO L426 ceAbstractionStarter]: For program point L988-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,648 INFO L426 ceAbstractionStarter]: For program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 968) no Hoare annotation was computed. [2018-09-19 15:38:48,648 INFO L426 ceAbstractionStarter]: For program point L989-1(line 989) no Hoare annotation was computed. [2018-09-19 15:38:48,648 INFO L426 ceAbstractionStarter]: For program point L989-3(line 989) no Hoare annotation was computed. [2018-09-19 15:38:48,649 INFO L426 ceAbstractionStarter]: For program point L989-4(line 989) no Hoare annotation was computed. [2018-09-19 15:38:48,649 INFO L426 ceAbstractionStarter]: For program point L989-5(line 989) no Hoare annotation was computed. [2018-09-19 15:38:48,649 INFO L426 ceAbstractionStarter]: For program point L989-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,649 INFO L426 ceAbstractionStarter]: For program point L990-1(line 990) no Hoare annotation was computed. [2018-09-19 15:38:48,649 INFO L426 ceAbstractionStarter]: For program point L990-3(line 990) no Hoare annotation was computed. [2018-09-19 15:38:48,649 INFO L426 ceAbstractionStarter]: For program point L990-4(line 990) no Hoare annotation was computed. [2018-09-19 15:38:48,649 INFO L426 ceAbstractionStarter]: For program point L990-5(line 990) no Hoare annotation was computed. [2018-09-19 15:38:48,650 INFO L426 ceAbstractionStarter]: For program point L990-7(lines 953 1011) no Hoare annotation was computed. [2018-09-19 15:38:48,650 INFO L426 ceAbstractionStarter]: For program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 965) no Hoare annotation was computed. [2018-09-19 15:38:48,650 INFO L426 ceAbstractionStarter]: For program point mainErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1003) no Hoare annotation was computed. [2018-09-19 15:38:48,650 INFO L426 ceAbstractionStarter]: For program point mainErr28ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2018-09-19 15:38:48,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 03:38:48 BoogieIcfgContainer [2018-09-19 15:38:48,662 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 15:38:48,663 INFO L168 Benchmark]: Toolchain (without parser) took 25483.69 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 877.1 MB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -525.7 MB). Peak memory consumption was 351.4 MB. Max. memory is 7.1 GB. [2018-09-19 15:38:48,664 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 15:38:48,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1109.74 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 140.1 MB). Peak memory consumption was 140.1 MB. Max. memory is 7.1 GB. [2018-09-19 15:38:48,665 INFO L168 Benchmark]: Boogie Preprocessor took 155.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 15:38:48,666 INFO L168 Benchmark]: RCFGBuilder took 2158.94 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.0 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -812.3 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2018-09-19 15:38:48,667 INFO L168 Benchmark]: TraceAbstraction took 22052.32 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 143.1 MB). Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 146.6 MB). Peak memory consumption was 289.7 MB. Max. memory is 7.1 GB. [2018-09-19 15:38:48,672 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1109.74 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 140.1 MB). Peak memory consumption was 140.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 155.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 2158.94 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.0 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -812.3 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22052.32 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 143.1 MB). Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 146.6 MB). Peak memory consumption was 289.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 961]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 985]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 968]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 979]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 998]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1002]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 978]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1008]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 994]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 969]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 990]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1006]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1001]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 972]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 975]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 999]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 982]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 989]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 965]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 986]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 971]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 997]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1000]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 993]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 962]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 988]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 984]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1003]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 970]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 983]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 977]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1004]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 960]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1005]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 987]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1007]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 38 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 217 locations, 38 error locations. SAFE Result, 21.9s OverallTime, 31 OverallIterations, 1 TraceHistogramMax, 1.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4966 SDtfs, 81 SDslu, 9617 SDs, 0 SdLazy, 119 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2160 GetRequests, 2069 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 31 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 4 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 14.3s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 2161 NumberOfCodeBlocks, 2161 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 2130 ConstructedInterpolants, 0 QuantifiedInterpolants, 201058 SizeOfPredicates, 34 NumberOfNonLiveVariables, 2347 ConjunctsInSsa, 92 ConjunctsInUnsatCore, 31 InterpolantComputations, 31 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...