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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label56_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 07:19:39,051 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 07:19:39,054 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 07:19:39,065 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 07:19:39,065 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 07:19:39,066 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 07:19:39,067 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 07:19:39,069 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 07:19:39,071 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 07:19:39,072 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 07:19:39,072 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 07:19:39,073 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 07:19:39,074 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 07:19:39,075 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 07:19:39,076 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 07:19:39,077 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 07:19:39,078 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 07:19:39,083 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 07:19:39,085 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 07:19:39,089 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 07:19:39,090 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 07:19:39,092 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 07:19:39,094 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 07:19:39,095 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 07:19:39,095 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 07:19:39,096 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 07:19:39,097 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 07:19:39,098 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 07:19:39,098 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 07:19:39,104 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 07:19:39,104 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 07:19:39,105 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 07:19:39,105 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 07:19:39,106 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 07:19:39,106 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 07:19:39,107 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 07:19:39,107 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-11-07 07:19:39,137 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 07:19:39,138 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 07:19:39,139 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 07:19:39,139 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 07:19:39,139 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 07:19:39,139 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 07:19:39,140 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-07 07:19:39,141 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 07:19:39,141 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 07:19:39,141 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 07:19:39,141 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 07:19:39,142 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 07:19:39,142 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 07:19:39,142 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 07:19:39,143 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 07:19:39,144 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 07:19:39,144 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 07:19:39,144 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 07:19:39,144 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 07:19:39,144 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 07:19:39,145 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 07:19:39,145 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 07:19:39,145 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 07:19:39,145 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 07:19:39,145 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 07:19:39,145 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 07:19:39,147 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 07:19:39,147 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 07:19:39,147 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 07:19:39,148 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 07:19:39,148 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 07:19:39,149 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 07:19:39,149 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 07:19:39,149 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 07:19:39,149 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 07:19:39,149 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 07:19:39,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 07:19:39,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 07:19:39,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 07:19:39,231 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 07:19:39,232 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 07:19:39,232 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label56_true-unreach-call.c [2018-11-07 07:19:39,296 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df75de1bc/56a784bb3d874eada87fda55a5fb6a3e/FLAGed1988c12 [2018-11-07 07:19:40,020 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 07:19:40,021 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem03_label56_true-unreach-call.c [2018-11-07 07:19:40,044 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df75de1bc/56a784bb3d874eada87fda55a5fb6a3e/FLAGed1988c12 [2018-11-07 07:19:40,066 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df75de1bc/56a784bb3d874eada87fda55a5fb6a3e [2018-11-07 07:19:40,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 07:19:40,078 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 07:19:40,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 07:19:40,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 07:19:40,083 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 07:19:40,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:19:40" (1/1) ... [2018-11-07 07:19:40,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27232293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:40, skipping insertion in model container [2018-11-07 07:19:40,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:19:40" (1/1) ... [2018-11-07 07:19:40,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 07:19:40,181 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 07:19:40,872 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:19:40,879 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 07:19:41,144 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:19:41,170 INFO L193 MainTranslator]: Completed translation [2018-11-07 07:19:41,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41 WrapperNode [2018-11-07 07:19:41,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 07:19:41,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 07:19:41,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 07:19:41,173 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 07:19:41,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (1/1) ... [2018-11-07 07:19:41,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (1/1) ... [2018-11-07 07:19:41,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 07:19:41,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 07:19:41,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 07:19:41,387 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 07:19:41,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (1/1) ... [2018-11-07 07:19:41,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (1/1) ... [2018-11-07 07:19:41,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (1/1) ... [2018-11-07 07:19:41,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (1/1) ... [2018-11-07 07:19:41,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (1/1) ... [2018-11-07 07:19:41,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (1/1) ... [2018-11-07 07:19:41,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (1/1) ... [2018-11-07 07:19:41,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 07:19:41,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 07:19:41,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 07:19:41,548 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 07:19:41,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (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 [2018-11-07 07:19:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 07:19:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 07:19:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 07:19:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 07:19:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 07:19:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 07:19:41,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 07:19:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 07:19:41,621 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 07:19:46,063 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 07:19:46,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:19:46 BoogieIcfgContainer [2018-11-07 07:19:46,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 07:19:46,065 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 07:19:46,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 07:19:46,069 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 07:19:46,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:19:40" (1/3) ... [2018-11-07 07:19:46,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2968caa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:19:46, skipping insertion in model container [2018-11-07 07:19:46,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:19:41" (2/3) ... [2018-11-07 07:19:46,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2968caa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:19:46, skipping insertion in model container [2018-11-07 07:19:46,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:19:46" (3/3) ... [2018-11-07 07:19:46,073 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label56_true-unreach-call.c [2018-11-07 07:19:46,084 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 07:19:46,097 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 07:19:46,117 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 07:19:46,170 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 07:19:46,170 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 07:19:46,170 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 07:19:46,170 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 07:19:46,171 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 07:19:46,171 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 07:19:46,171 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 07:19:46,171 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 07:19:46,221 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states. [2018-11-07 07:19:46,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-07 07:19:46,247 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:19:46,249 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:19:46,253 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:19:46,259 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:19:46,259 INFO L82 PathProgramCache]: Analyzing trace with hash 1240181017, now seen corresponding path program 1 times [2018-11-07 07:19:46,262 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:19:46,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:19:46,323 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:19:46,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:19:46,324 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:19:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:19:47,233 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 07:19:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:19:47,480 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:19:47,481 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 07:19:47,481 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:19:47,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:19:47,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:19:47,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:19:47,508 INFO L87 Difference]: Start difference. First operand 312 states. Second operand 3 states. [2018-11-07 07:19:49,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:19:49,520 INFO L93 Difference]: Finished difference Result 844 states and 1489 transitions. [2018-11-07 07:19:49,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:19:49,523 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 180 [2018-11-07 07:19:49,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:19:49,545 INFO L225 Difference]: With dead ends: 844 [2018-11-07 07:19:49,546 INFO L226 Difference]: Without dead ends: 530 [2018-11-07 07:19:49,554 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:19:49,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2018-11-07 07:19:49,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 525. [2018-11-07 07:19:49,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2018-11-07 07:19:49,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 865 transitions. [2018-11-07 07:19:49,655 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 865 transitions. Word has length 180 [2018-11-07 07:19:49,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:19:49,658 INFO L480 AbstractCegarLoop]: Abstraction has 525 states and 865 transitions. [2018-11-07 07:19:49,658 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:19:49,659 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 865 transitions. [2018-11-07 07:19:49,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-07 07:19:49,676 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:19:49,677 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:19:49,677 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:19:49,677 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:19:49,678 INFO L82 PathProgramCache]: Analyzing trace with hash 886765725, now seen corresponding path program 1 times [2018-11-07 07:19:49,678 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:19:49,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:19:49,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:19:49,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:19:49,683 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:19:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:19:50,276 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:19:50,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:19:50,276 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 07:19:50,277 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:19:50,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:19:50,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:19:50,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:19:50,280 INFO L87 Difference]: Start difference. First operand 525 states and 865 transitions. Second operand 3 states. [2018-11-07 07:19:52,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:19:52,982 INFO L93 Difference]: Finished difference Result 1473 states and 2496 transitions. [2018-11-07 07:19:52,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:19:52,983 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2018-11-07 07:19:52,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:19:52,992 INFO L225 Difference]: With dead ends: 1473 [2018-11-07 07:19:52,992 INFO L226 Difference]: Without dead ends: 954 [2018-11-07 07:19:52,996 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:19:52,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2018-11-07 07:19:53,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 952. [2018-11-07 07:19:53,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 952 states. [2018-11-07 07:19:53,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1496 transitions. [2018-11-07 07:19:53,043 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1496 transitions. Word has length 193 [2018-11-07 07:19:53,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:19:53,044 INFO L480 AbstractCegarLoop]: Abstraction has 952 states and 1496 transitions. [2018-11-07 07:19:53,045 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:19:53,045 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1496 transitions. [2018-11-07 07:19:53,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-07 07:19:53,050 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:19:53,051 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:19:53,051 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:19:53,051 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:19:53,051 INFO L82 PathProgramCache]: Analyzing trace with hash -1074543495, now seen corresponding path program 1 times [2018-11-07 07:19:53,051 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:19:53,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:19:53,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:19:53,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:19:53,053 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:19:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:19:53,393 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:19:53,394 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:19:53,394 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 07:19:53,394 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:19:53,397 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:19:53,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:19:53,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:19:53,398 INFO L87 Difference]: Start difference. First operand 952 states and 1496 transitions. Second operand 3 states. [2018-11-07 07:19:56,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:19:56,922 INFO L93 Difference]: Finished difference Result 2750 states and 4436 transitions. [2018-11-07 07:19:56,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:19:56,923 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2018-11-07 07:19:56,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:19:56,938 INFO L225 Difference]: With dead ends: 2750 [2018-11-07 07:19:56,938 INFO L226 Difference]: Without dead ends: 1804 [2018-11-07 07:19:56,944 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:19:56,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2018-11-07 07:19:57,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1787. [2018-11-07 07:19:57,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1787 states. [2018-11-07 07:19:57,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1787 states and 2773 transitions. [2018-11-07 07:19:57,020 INFO L78 Accepts]: Start accepts. Automaton has 1787 states and 2773 transitions. Word has length 195 [2018-11-07 07:19:57,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:19:57,021 INFO L480 AbstractCegarLoop]: Abstraction has 1787 states and 2773 transitions. [2018-11-07 07:19:57,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:19:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2773 transitions. [2018-11-07 07:19:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-07 07:19:57,029 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:19:57,029 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:19:57,029 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:19:57,030 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:19:57,030 INFO L82 PathProgramCache]: Analyzing trace with hash -273428112, now seen corresponding path program 1 times [2018-11-07 07:19:57,030 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:19:57,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:19:57,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:19:57,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:19:57,032 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:19:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:19:57,238 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-11-07 07:19:57,300 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:19:57,301 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:19:57,301 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 07:19:57,301 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:19:57,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 07:19:57,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 07:19:57,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 07:19:57,302 INFO L87 Difference]: Start difference. First operand 1787 states and 2773 transitions. Second operand 6 states. [2018-11-07 07:20:01,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:20:01,778 INFO L93 Difference]: Finished difference Result 5448 states and 9065 transitions. [2018-11-07 07:20:01,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-07 07:20:01,778 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 198 [2018-11-07 07:20:01,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:20:01,815 INFO L225 Difference]: With dead ends: 5448 [2018-11-07 07:20:01,815 INFO L226 Difference]: Without dead ends: 3667 [2018-11-07 07:20:01,825 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 07:20:01,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3667 states. [2018-11-07 07:20:01,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3667 to 3575. [2018-11-07 07:20:01,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3575 states. [2018-11-07 07:20:01,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 5654 transitions. [2018-11-07 07:20:01,958 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 5654 transitions. Word has length 198 [2018-11-07 07:20:01,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:20:01,959 INFO L480 AbstractCegarLoop]: Abstraction has 3575 states and 5654 transitions. [2018-11-07 07:20:01,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 07:20:01,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 5654 transitions. [2018-11-07 07:20:01,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-07 07:20:01,973 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:20:01,973 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:20:01,973 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:20:01,973 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:20:01,974 INFO L82 PathProgramCache]: Analyzing trace with hash 1021822964, now seen corresponding path program 1 times [2018-11-07 07:20:01,974 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:20:01,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:20:01,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:20:01,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:20:01,975 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:20:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:20:02,203 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:20:02,203 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:20:02,203 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:20:02,204 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 212 with the following transitions: [2018-11-07 07:20:02,207 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [28], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 07:20:02,271 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:20:02,272 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:20:03,431 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:20:03,433 INFO L272 AbstractInterpreter]: Visited 181 different actions 181 times. Never merged. Never widened. Never found a fixpoint. Largest state had 88 variables. [2018-11-07 07:20:03,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:20:03,486 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:20:04,580 INFO L227 lantSequenceWeakener]: Weakened 202 states. On average, predicates are now at 72.64% of their original sizes. [2018-11-07 07:20:04,580 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:20:05,204 INFO L415 sIntCurrentIteration]: We unified 210 AI predicates to 210 [2018-11-07 07:20:05,205 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:20:05,206 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:20:05,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [6] total 17 [2018-11-07 07:20:05,206 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:20:05,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-07 07:20:05,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-07 07:20:05,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-11-07 07:20:05,207 INFO L87 Difference]: Start difference. First operand 3575 states and 5654 transitions. Second operand 13 states. [2018-11-07 07:20:28,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:20:28,460 INFO L93 Difference]: Finished difference Result 7354 states and 11652 transitions. [2018-11-07 07:20:28,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-07 07:20:28,460 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 211 [2018-11-07 07:20:28,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:20:28,480 INFO L225 Difference]: With dead ends: 7354 [2018-11-07 07:20:28,480 INFO L226 Difference]: Without dead ends: 3785 [2018-11-07 07:20:28,493 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 211 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2018-11-07 07:20:28,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3785 states. [2018-11-07 07:20:28,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3785 to 3783. [2018-11-07 07:20:28,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3783 states. [2018-11-07 07:20:28,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3783 states and 5872 transitions. [2018-11-07 07:20:28,592 INFO L78 Accepts]: Start accepts. Automaton has 3783 states and 5872 transitions. Word has length 211 [2018-11-07 07:20:28,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:20:28,592 INFO L480 AbstractCegarLoop]: Abstraction has 3783 states and 5872 transitions. [2018-11-07 07:20:28,592 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-07 07:20:28,593 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 5872 transitions. [2018-11-07 07:20:28,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-07 07:20:28,606 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:20:28,607 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:20:28,607 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:20:28,608 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:20:28,608 INFO L82 PathProgramCache]: Analyzing trace with hash -864740033, now seen corresponding path program 1 times [2018-11-07 07:20:28,608 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:20:28,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:20:28,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:20:28,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:20:28,609 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:20:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:20:29,083 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:20:29,083 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:20:29,084 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:20:29,084 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 221 with the following transitions: [2018-11-07 07:20:29,085 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 07:20:29,094 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:20:29,094 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:20:30,229 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 07:20:30,229 INFO L272 AbstractInterpreter]: Visited 185 different actions 362 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-07 07:20:30,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:20:30,238 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 07:20:30,238 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:20:30,238 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 07:20:30,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:20:30,252 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 07:20:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:20:30,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 07:20:30,694 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-07 07:20:30,694 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 07:20:30,912 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-07 07:20:30,934 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:20:30,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-11-07 07:20:30,934 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:20:30,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:20:30,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:20:30,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-07 07:20:30,936 INFO L87 Difference]: Start difference. First operand 3783 states and 5872 transitions. Second operand 3 states. [2018-11-07 07:20:33,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:20:33,449 INFO L93 Difference]: Finished difference Result 10792 states and 17522 transitions. [2018-11-07 07:20:33,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:20:33,451 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 220 [2018-11-07 07:20:33,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:20:33,494 INFO L225 Difference]: With dead ends: 10792 [2018-11-07 07:20:33,495 INFO L226 Difference]: Without dead ends: 7223 [2018-11-07 07:20:33,514 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 438 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-07 07:20:33,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7223 states. [2018-11-07 07:20:33,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7223 to 7193. [2018-11-07 07:20:33,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7193 states. [2018-11-07 07:20:33,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7193 states to 7193 states and 11381 transitions. [2018-11-07 07:20:33,768 INFO L78 Accepts]: Start accepts. Automaton has 7193 states and 11381 transitions. Word has length 220 [2018-11-07 07:20:33,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:20:33,768 INFO L480 AbstractCegarLoop]: Abstraction has 7193 states and 11381 transitions. [2018-11-07 07:20:33,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:20:33,769 INFO L276 IsEmpty]: Start isEmpty. Operand 7193 states and 11381 transitions. [2018-11-07 07:20:33,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-07 07:20:33,808 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:20:33,809 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:20:33,809 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:20:33,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:20:33,810 INFO L82 PathProgramCache]: Analyzing trace with hash -388315703, now seen corresponding path program 1 times [2018-11-07 07:20:33,810 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:20:33,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:20:33,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:20:33,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:20:33,811 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:20:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:20:34,514 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-07 07:20:34,702 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 114 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:20:34,702 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:20:34,702 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:20:34,703 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 291 with the following transitions: [2018-11-07 07:20:34,703 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [24], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 07:20:34,711 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:20:34,712 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:20:35,713 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:20:35,714 INFO L272 AbstractInterpreter]: Visited 184 different actions 362 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-07 07:20:35,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:20:35,753 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:20:36,755 INFO L227 lantSequenceWeakener]: Weakened 287 states. On average, predicates are now at 72.35% of their original sizes. [2018-11-07 07:20:36,756 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:20:37,432 INFO L415 sIntCurrentIteration]: We unified 289 AI predicates to 289 [2018-11-07 07:20:37,432 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:20:37,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:20:37,433 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [8] total 25 [2018-11-07 07:20:37,433 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:20:37,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-07 07:20:37,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-07 07:20:37,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2018-11-07 07:20:37,434 INFO L87 Difference]: Start difference. First operand 7193 states and 11381 transitions. Second operand 19 states. [2018-11-07 07:20:54,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:20:54,531 INFO L93 Difference]: Finished difference Result 14386 states and 22873 transitions. [2018-11-07 07:20:54,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-07 07:20:54,531 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 290 [2018-11-07 07:20:54,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:20:54,567 INFO L225 Difference]: With dead ends: 14386 [2018-11-07 07:20:54,567 INFO L226 Difference]: Without dead ends: 7407 [2018-11-07 07:20:54,587 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 298 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2018-11-07 07:20:54,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7407 states. [2018-11-07 07:20:54,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7407 to 7404. [2018-11-07 07:20:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7404 states. [2018-11-07 07:20:54,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7404 states to 7404 states and 11602 transitions. [2018-11-07 07:20:54,830 INFO L78 Accepts]: Start accepts. Automaton has 7404 states and 11602 transitions. Word has length 290 [2018-11-07 07:20:54,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:20:54,830 INFO L480 AbstractCegarLoop]: Abstraction has 7404 states and 11602 transitions. [2018-11-07 07:20:54,830 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-07 07:20:54,831 INFO L276 IsEmpty]: Start isEmpty. Operand 7404 states and 11602 transitions. [2018-11-07 07:20:54,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-07 07:20:54,872 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:20:54,872 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:20:54,873 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:20:54,873 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:20:54,873 INFO L82 PathProgramCache]: Analyzing trace with hash 794234376, now seen corresponding path program 1 times [2018-11-07 07:20:54,873 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:20:54,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:20:54,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:20:54,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:20:54,875 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:20:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:20:55,286 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-07 07:20:55,287 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:20:55,287 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:20:55,287 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 312 with the following transitions: [2018-11-07 07:20:55,288 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [10], [12], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 07:20:55,296 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:20:55,296 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:20:56,246 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 07:20:56,246 INFO L272 AbstractInterpreter]: Visited 187 different actions 365 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-07 07:20:56,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:20:56,281 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 07:20:56,282 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:20:56,282 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 07:20:56,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:20:56,299 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 07:20:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:20:56,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 07:20:56,579 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-07 07:20:56,579 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 07:20:56,685 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 128 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-07 07:20:56,708 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-07 07:20:56,708 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2018-11-07 07:20:56,708 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:20:56,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:20:56,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:20:56,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-07 07:20:56,710 INFO L87 Difference]: Start difference. First operand 7404 states and 11602 transitions. Second operand 3 states. [2018-11-07 07:20:57,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:20:57,733 INFO L93 Difference]: Finished difference Result 14380 states and 22757 transitions. [2018-11-07 07:20:57,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:20:57,739 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 311 [2018-11-07 07:20:57,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:20:57,784 INFO L225 Difference]: With dead ends: 14380 [2018-11-07 07:20:57,784 INFO L226 Difference]: Without dead ends: 7401 [2018-11-07 07:20:57,805 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 626 GetRequests, 621 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-07 07:20:57,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7401 states. [2018-11-07 07:20:57,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7401 to 7401. [2018-11-07 07:20:57,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7401 states. [2018-11-07 07:20:57,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 11583 transitions. [2018-11-07 07:20:57,990 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 11583 transitions. Word has length 311 [2018-11-07 07:20:57,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:20:57,991 INFO L480 AbstractCegarLoop]: Abstraction has 7401 states and 11583 transitions. [2018-11-07 07:20:57,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:20:57,991 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 11583 transitions. [2018-11-07 07:20:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-07 07:20:58,029 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:20:58,029 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:20:58,030 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:20:58,030 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:20:58,030 INFO L82 PathProgramCache]: Analyzing trace with hash -328274505, now seen corresponding path program 1 times [2018-11-07 07:20:58,030 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:20:58,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:20:58,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:20:58,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:20:58,031 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:20:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:20:58,577 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-07 07:20:58,784 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 144 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-07 07:20:58,785 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:20:58,785 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:20:58,785 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 316 with the following transitions: [2018-11-07 07:20:58,786 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [36], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 07:20:58,793 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:20:58,793 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:20:59,836 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 07:20:59,836 INFO L272 AbstractInterpreter]: Visited 186 different actions 364 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-07 07:20:59,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:20:59,844 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 07:20:59,844 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:20:59,844 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 07:20:59,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:20:59,854 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 07:21:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:21:00,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 07:21:00,429 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 68 proven. 93 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-07 07:21:00,429 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 07:21:00,946 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 159 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-07 07:21:00,968 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 07:21:00,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2018-11-07 07:21:00,969 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 07:21:00,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-07 07:21:00,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-07 07:21:00,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-07 07:21:00,970 INFO L87 Difference]: Start difference. First operand 7401 states and 11583 transitions. Second operand 8 states. [2018-11-07 07:21:08,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:21:08,936 INFO L93 Difference]: Finished difference Result 29966 states and 54891 transitions. [2018-11-07 07:21:08,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-07 07:21:08,937 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 315 [2018-11-07 07:21:08,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:21:09,071 INFO L225 Difference]: With dead ends: 29966 [2018-11-07 07:21:09,072 INFO L226 Difference]: Without dead ends: 22990 [2018-11-07 07:21:09,123 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 690 GetRequests, 652 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 366 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=305, Invalid=1027, Unknown=0, NotChecked=0, Total=1332 [2018-11-07 07:21:09,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22990 states. [2018-11-07 07:21:09,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22990 to 22513. [2018-11-07 07:21:09,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22513 states. [2018-11-07 07:21:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22513 states to 22513 states and 32343 transitions. [2018-11-07 07:21:09,837 INFO L78 Accepts]: Start accepts. Automaton has 22513 states and 32343 transitions. Word has length 315 [2018-11-07 07:21:09,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:21:09,837 INFO L480 AbstractCegarLoop]: Abstraction has 22513 states and 32343 transitions. [2018-11-07 07:21:09,837 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-07 07:21:09,837 INFO L276 IsEmpty]: Start isEmpty. Operand 22513 states and 32343 transitions. [2018-11-07 07:21:09,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-07 07:21:09,899 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:21:09,899 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:21:09,899 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:21:09,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:21:09,900 INFO L82 PathProgramCache]: Analyzing trace with hash 1387354970, now seen corresponding path program 1 times [2018-11-07 07:21:09,900 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:21:09,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:21:09,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:21:09,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:21:09,901 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:21:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:21:10,512 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 200 proven. 58 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-07 07:21:10,512 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:21:10,512 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:21:10,512 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 365 with the following transitions: [2018-11-07 07:21:10,513 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [68], [73], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [139], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 07:21:10,520 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:21:10,520 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:21:11,850 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 07:21:11,851 INFO L272 AbstractInterpreter]: Visited 187 different actions 553 times. Merged at 7 different actions 15 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 88 variables. [2018-11-07 07:21:11,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:21:11,858 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 07:21:11,858 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:21:11,858 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 07:21:11,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:21:11,868 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 07:21:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:21:12,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 07:21:12,556 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 162 proven. 93 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-07 07:21:12,556 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 07:21:13,472 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 253 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-07 07:21:13,494 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 07:21:13,494 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2018-11-07 07:21:13,494 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 07:21:13,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-07 07:21:13,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-07 07:21:13,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-07 07:21:13,496 INFO L87 Difference]: Start difference. First operand 22513 states and 32343 transitions. Second operand 8 states. [2018-11-07 07:21:20,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:21:20,578 INFO L93 Difference]: Finished difference Result 58940 states and 97378 transitions. [2018-11-07 07:21:20,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-07 07:21:20,579 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 364 [2018-11-07 07:21:20,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:21:20,813 INFO L225 Difference]: With dead ends: 58940 [2018-11-07 07:21:20,813 INFO L226 Difference]: Without dead ends: 36852 [2018-11-07 07:21:20,924 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 775 GetRequests, 744 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=205, Invalid=665, Unknown=0, NotChecked=0, Total=870 [2018-11-07 07:21:20,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36852 states. [2018-11-07 07:21:22,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36852 to 34367. [2018-11-07 07:21:22,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34367 states. [2018-11-07 07:21:22,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34367 states to 34367 states and 46597 transitions. [2018-11-07 07:21:22,277 INFO L78 Accepts]: Start accepts. Automaton has 34367 states and 46597 transitions. Word has length 364 [2018-11-07 07:21:22,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:21:22,278 INFO L480 AbstractCegarLoop]: Abstraction has 34367 states and 46597 transitions. [2018-11-07 07:21:22,278 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-07 07:21:22,278 INFO L276 IsEmpty]: Start isEmpty. Operand 34367 states and 46597 transitions. [2018-11-07 07:21:22,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-11-07 07:21:22,351 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:21:22,352 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:21:22,352 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:21:22,353 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:21:22,353 INFO L82 PathProgramCache]: Analyzing trace with hash 2130712224, now seen corresponding path program 1 times [2018-11-07 07:21:22,353 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:21:22,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:21:22,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:21:22,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:21:22,356 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:21:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:21:23,000 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-07 07:21:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 263 proven. 116 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-07 07:21:23,323 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:21:23,323 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:21:23,324 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 424 with the following transitions: [2018-11-07 07:21:23,324 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [174], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [240], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 07:21:23,330 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:21:23,330 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:21:24,109 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 07:21:24,110 INFO L272 AbstractInterpreter]: Visited 188 different actions 374 times. Merged at 7 different actions 10 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 88 variables. [2018-11-07 07:21:24,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:21:24,120 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 07:21:24,120 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:21:24,120 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 07:21:24,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:21:24,130 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 07:21:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:21:24,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 07:21:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 335 proven. 2 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2018-11-07 07:21:24,578 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 07:21:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 301 proven. 17 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-07 07:21:24,748 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 07:21:24,748 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-07 07:21:24,748 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 07:21:24,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-07 07:21:24,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-07 07:21:24,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-11-07 07:21:24,750 INFO L87 Difference]: Start difference. First operand 34367 states and 46597 transitions. Second operand 9 states. [2018-11-07 07:21:28,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:21:28,675 INFO L93 Difference]: Finished difference Result 68909 states and 92885 transitions. [2018-11-07 07:21:28,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-07 07:21:28,675 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 423 [2018-11-07 07:21:28,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:21:28,676 INFO L225 Difference]: With dead ends: 68909 [2018-11-07 07:21:28,676 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 07:21:28,769 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 870 GetRequests, 852 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=116, Invalid=264, Unknown=0, NotChecked=0, Total=380 [2018-11-07 07:21:28,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 07:21:28,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 07:21:28,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 07:21:28,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 07:21:28,770 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 423 [2018-11-07 07:21:28,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:21:28,771 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 07:21:28,771 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-07 07:21:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 07:21:28,771 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 07:21:28,776 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 07:21:29,280 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-11-07 07:21:29,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:29,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:30,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:31,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:31,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:31,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:31,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:31,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:31,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:31,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:31,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:31,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,282 WARN L179 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 983 DAG size of output: 771 [2018-11-07 07:21:32,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:32,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:33,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:34,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:34,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:21:34,104 WARN L179 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 977 DAG size of output: 766 [2018-11-07 07:21:34,233 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 53 [2018-11-07 07:21:34,669 WARN L179 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 129 [2018-11-07 07:21:37,904 WARN L179 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 462 DAG size of output: 167 [2018-11-07 07:21:43,435 WARN L179 SmtUtils]: Spent 5.50 s on a formula simplification. DAG size of input: 781 DAG size of output: 113 [2018-11-07 07:21:48,457 WARN L179 SmtUtils]: Spent 5.01 s on a formula simplification. DAG size of input: 775 DAG size of output: 113 [2018-11-07 07:21:48,461 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 07:21:48,461 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= |old(~a22~0)| ~a22~0) (= ~a27~0 |old(~a27~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a6~0 |old(~a6~0)|) (<= |old(~a3~0)| ~a3~0) (<= ~a3~0 |old(~a3~0)|) (= ~a26~0 |old(~a26~0)|)) [2018-11-07 07:21:48,462 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 07:21:48,462 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-11-07 07:21:48,462 INFO L425 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-11-07 07:21:48,462 INFO L425 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,462 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,462 INFO L425 ceAbstractionStarter]: For program point L1622(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,462 INFO L425 ceAbstractionStarter]: For program point L1556(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,462 INFO L425 ceAbstractionStarter]: For program point L1490(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,462 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-11-07 07:21:48,463 INFO L425 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L1625(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L1559(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L1493(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-11-07 07:21:48,464 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L1628(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L1562(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L1496(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L1631(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L1565(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,465 INFO L425 ceAbstractionStarter]: For program point L1499(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,466 INFO L425 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-11-07 07:21:48,467 INFO L425 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-11-07 07:21:48,467 INFO L425 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,467 INFO L425 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,467 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,467 INFO L425 ceAbstractionStarter]: For program point L1634(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,467 INFO L425 ceAbstractionStarter]: For program point L1568(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,467 INFO L425 ceAbstractionStarter]: For program point L1502(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,467 INFO L425 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,467 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-11-07 07:21:48,468 INFO L425 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-11-07 07:21:48,468 INFO L425 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-11-07 07:21:48,468 INFO L425 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-11-07 07:21:48,468 INFO L425 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-11-07 07:21:48,468 INFO L425 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,468 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,468 INFO L425 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,468 INFO L425 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,468 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L1637(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L1571(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L1505(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L1640(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L1574(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,469 INFO L425 ceAbstractionStarter]: For program point L1508(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L1643(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L1577(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L1511(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,470 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-11-07 07:21:48,471 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,472 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse28 (= 1 ~a12~0)) (.cse9 (= 1 |old(~a12~0)|)) (.cse30 (= ~a12~0 |old(~a12~0)|)) (.cse25 (= |old(~a22~0)| ~a22~0)) (.cse29 (= ~a27~0 |old(~a27~0)|)) (.cse26 (= ~a5~0 |old(~a5~0)|)) (.cse22 (= ~a6~0 |old(~a6~0)|)) (.cse27 (<= |old(~a3~0)| ~a3~0)) (.cse23 (<= ~a3~0 |old(~a3~0)|)) (.cse24 (= ~a26~0 |old(~a26~0)|))) (let ((.cse6 (not (= 1 |old(~a6~0)|))) (.cse21 (not (= 1 |old(~a27~0)|))) (.cse8 (< 0 |old(~a27~0)|)) (.cse1 (and .cse30 .cse25 .cse29 .cse26 .cse22 .cse27 .cse23 .cse24)) (.cse10 (and .cse30 .cse22 .cse23 .cse24 .cse25 .cse29 .cse26 .cse27)) (.cse3 (not .cse9)) (.cse4 (and .cse22 .cse23 .cse24 .cse25 .cse29 .cse26 .cse27 .cse28)) (.cse0 (not (= 1 |old(~a5~0)|))) (.cse7 (not (= 1 |old(~a26~0)|))) (.cse2 (not (= 1 ~a18~0))) (.cse5 (< 0 |old(~a3~0)|))) (and (or .cse0 .cse1 .cse2 (< |old(~a3~0)| 2)) (or .cse3 .cse0 .cse2 .cse4 .cse5 .cse6) (or .cse3 .cse0 .cse7 .cse8 .cse2 .cse4) (or .cse1 .cse0 .cse7 .cse2 .cse9) (or .cse10 .cse0 .cse2 .cse9 .cse6) (or .cse3 .cse0 .cse8 .cse2 .cse6 .cse4) (or (let ((.cse11 (not (= 1 |old(~a10~0)|))) (.cse12 (not (= 1 |old(~a22~0)|))) (.cse13 (not (= 0 |old(~a11~0)|))) (.cse14 (not (= 1 |old(~a16~0)|))) (.cse15 (not (= 0 |old(~a26~0)|))) (.cse16 (not (= 1 |old(~a1~0)|))) (.cse17 (not (= 0 |old(~a2~0)|))) (.cse18 (not (= 0 |old(~a12~0)|))) (.cse19 (not (= 0 |old(~a25~0)|))) (.cse20 (not (= 0 |old(~a7~0)|)))) (and (or .cse11 .cse12 .cse13 .cse14 .cse2 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (or .cse11 (not (= 0 |old(~a27~0)|)) .cse12 .cse13 .cse14 .cse2 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20))) (and (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a23~0 0) (= ~a1~0 1) (= ~a29~0 1) (= ~a14~0 0) (= ~a19~0 0) (= ~a8~0 0) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0)) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (= |calculate_output_#in~input| 0) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 0 |old(~a17~0)|)) .cse0 (not (= 1 |old(~a4~0)|))) (or .cse3 (and .cse22 .cse23 .cse24 .cse25 .cse26 (= 1 ~a27~0) .cse27 .cse28) .cse0 .cse7 .cse2 .cse21) (or .cse3 .cse0 .cse8 .cse2 .cse4 .cse5) (or .cse0 .cse2 .cse9 .cse1 .cse5) (or .cse0 .cse2 .cse10 .cse9 (= |old(~a6~0)| |old(~a22~0)|)) (or .cse3 .cse4 .cse0 .cse7 .cse2 .cse5)))) [2018-11-07 07:21:48,472 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,472 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,472 INFO L425 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-11-07 07:21:48,472 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1646(lines 1646 1648) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1580(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1514(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,473 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,474 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,474 INFO L425 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,474 INFO L425 ceAbstractionStarter]: For program point L1583(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,474 INFO L425 ceAbstractionStarter]: For program point L1517(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,474 INFO L425 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-11-07 07:21:48,474 INFO L425 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-11-07 07:21:48,474 INFO L425 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,474 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,474 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,474 INFO L425 ceAbstractionStarter]: For program point L1586(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,475 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,475 INFO L425 ceAbstractionStarter]: For program point L1520(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,475 INFO L425 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,475 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,475 INFO L425 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,475 INFO L425 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-11-07 07:21:48,475 INFO L425 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-11-07 07:21:48,475 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,475 INFO L425 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,476 INFO L425 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,476 INFO L425 ceAbstractionStarter]: For program point L1589(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,476 INFO L425 ceAbstractionStarter]: For program point L1523(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,476 INFO L425 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,476 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,476 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,476 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,476 INFO L425 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-11-07 07:21:48,476 INFO L425 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-11-07 07:21:48,476 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L1592(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L1526(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-11-07 07:21:48,477 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,478 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,478 INFO L425 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,478 INFO L425 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,478 INFO L425 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,478 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,478 INFO L425 ceAbstractionStarter]: For program point L1595(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,478 INFO L425 ceAbstractionStarter]: For program point L1529(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,478 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1554) no Hoare annotation was computed. [2018-11-07 07:21:48,478 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-11-07 07:21:48,478 INFO L425 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-11-07 07:21:48,479 INFO L425 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-11-07 07:21:48,479 INFO L425 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,479 INFO L425 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-11-07 07:21:48,479 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,479 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,479 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,479 INFO L425 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,479 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,479 INFO L425 ceAbstractionStarter]: For program point L1598(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,479 INFO L425 ceAbstractionStarter]: For program point L1532(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L1466-1(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,480 INFO L425 ceAbstractionStarter]: For program point L1601(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L1535(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L1469(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,481 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,482 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,482 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,482 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,482 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,482 INFO L425 ceAbstractionStarter]: For program point L1604(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,482 INFO L425 ceAbstractionStarter]: For program point L1538(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,482 INFO L425 ceAbstractionStarter]: For program point L1472(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,482 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,482 INFO L425 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,483 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,483 INFO L425 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-11-07 07:21:48,483 INFO L425 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-11-07 07:21:48,483 INFO L425 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-11-07 07:21:48,483 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,483 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,483 INFO L425 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,483 INFO L425 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,483 INFO L425 ceAbstractionStarter]: For program point L1607(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,483 INFO L425 ceAbstractionStarter]: For program point L1541(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,484 INFO L425 ceAbstractionStarter]: For program point L1475(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,484 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-11-07 07:21:48,484 INFO L425 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-11-07 07:21:48,484 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,484 INFO L425 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-11-07 07:21:48,484 INFO L425 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-11-07 07:21:48,484 INFO L425 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-11-07 07:21:48,484 INFO L425 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,484 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,484 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L1610(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L1544(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L1478(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,485 INFO L425 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-11-07 07:21:48,486 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,486 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,486 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,486 INFO L425 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,486 INFO L425 ceAbstractionStarter]: For program point L1613(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,486 INFO L425 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,486 INFO L425 ceAbstractionStarter]: For program point L1547(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,486 INFO L425 ceAbstractionStarter]: For program point L1481(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,486 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,486 INFO L425 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,487 INFO L425 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-11-07 07:21:48,487 INFO L425 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-11-07 07:21:48,487 INFO L425 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-11-07 07:21:48,487 INFO L425 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,487 INFO L425 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-11-07 07:21:48,487 INFO L425 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-11-07 07:21:48,487 INFO L425 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,487 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,487 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,487 INFO L425 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,488 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,488 INFO L425 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,488 INFO L425 ceAbstractionStarter]: For program point L1616(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,488 INFO L425 ceAbstractionStarter]: For program point L1550(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,488 INFO L425 ceAbstractionStarter]: For program point L1484(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,488 INFO L425 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-11-07 07:21:48,488 INFO L425 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-11-07 07:21:48,488 INFO L425 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-11-07 07:21:48,488 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,488 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,489 INFO L425 ceAbstractionStarter]: For program point L1619(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,489 INFO L425 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,489 INFO L425 ceAbstractionStarter]: For program point L1487(lines 54 1650) no Hoare annotation was computed. [2018-11-07 07:21:48,489 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,489 INFO L425 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-11-07 07:21:48,489 INFO L425 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-11-07 07:21:48,489 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,489 INFO L425 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-11-07 07:21:48,489 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-11-07 07:21:48,489 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 07:21:48,490 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a12~0 0) (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a26~0 0) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a22~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a6~0 0) (= ~a14~0 0) (= ~a3~0 1) (= ~a19~0 0) (= ~a18~0 1) (= ~a8~0 0) (= ~a5~0 1) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0)) [2018-11-07 07:21:48,490 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 07:21:48,490 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 07:21:48,490 INFO L425 ceAbstractionStarter]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2018-11-07 07:21:48,490 INFO L425 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-11-07 07:21:48,490 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (and (= ~a12~0 0) (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a26~0 0) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a22~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a14~0 0) (= ~a19~0 0) (= ~a8~0 0) (= ~a6~0 |old(~a6~0)|) (= ~a5~0 1) (<= ~a3~0 |old(~a3~0)|) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0) (<= |old(~a3~0)| ~a3~0)) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a2~0)|)) (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a7~0)|))) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (not (= 1 |old(~a27~0)|)) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 0 |old(~a17~0)|)) (not (= 1 |old(~a5~0)|)) (not (= 1 |old(~a4~0)|))) [2018-11-07 07:21:48,491 INFO L425 ceAbstractionStarter]: For program point L1658-1(lines 1658 1668) no Hoare annotation was computed. [2018-11-07 07:21:48,491 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2018-11-07 07:21:48,491 INFO L421 ceAbstractionStarter]: At program point L1658-3(lines 1658 1668) the Hoare annotation is: (let ((.cse3 (<= ~a3~0 0)) (.cse4 (= 1 ~a26~0)) (.cse2 (<= ~a27~0 0)) (.cse1 (= ~a5~0 |old(~a5~0)|)) (.cse0 (= 1 ~a6~0)) (.cse5 (not (= ~a12~0 1)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (not (= 1 |old(~a27~0)|)) (and .cse1 (<= 2 ~a3~0)) (and .cse3 .cse1 .cse2) (and .cse3 .cse0 .cse1) (and (and .cse5 (not (= ~a22~0 ~a6~0))) .cse1) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 1 |old(~a29~0)|)) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a17~0)|)) (not (= 1 |old(~a4~0)|))) (not (= 0 |old(~a19~0)|)) (and .cse1 (= 1 ~a27~0) .cse4) (and .cse1 (and .cse5 .cse4)) (not (= 0 |old(~a6~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 1 |old(~a5~0)|)) (and .cse1 (and .cse3 .cse5)) (not (= 0 |old(~a2~0)|)) (and .cse1 .cse4 .cse2) (and .cse1 (and .cse0 .cse5)))) [2018-11-07 07:21:48,491 INFO L425 ceAbstractionStarter]: For program point L1658-4(lines 1652 1669) no Hoare annotation was computed. [2018-11-07 07:21:48,492 INFO L421 ceAbstractionStarter]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse3 (<= ~a3~0 0)) (.cse4 (= 1 ~a26~0)) (.cse2 (<= ~a27~0 0)) (.cse1 (= ~a5~0 |old(~a5~0)|)) (.cse0 (= 1 ~a6~0)) (.cse5 (not (= ~a12~0 1)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (not (= 1 |old(~a27~0)|)) (and .cse1 (<= 2 ~a3~0)) (and .cse3 .cse1 .cse2) (and .cse3 .cse0 .cse1) (and (and .cse5 (not (= ~a22~0 ~a6~0))) .cse1) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 1 |old(~a29~0)|)) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a17~0)|)) (not (= 1 |old(~a4~0)|))) (not (= 0 |old(~a19~0)|)) (and .cse1 (= 1 ~a27~0) .cse4) (and .cse1 (and .cse5 .cse4)) (not (= 0 |old(~a6~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 1 |old(~a5~0)|)) (and .cse1 (and .cse3 .cse5)) (not (= 0 |old(~a2~0)|)) (and .cse1 .cse4 .cse2) (and .cse1 (and .cse0 .cse5)))) [2018-11-07 07:21:48,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:21:48 BoogieIcfgContainer [2018-11-07 07:21:48,509 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 07:21:48,510 INFO L168 Benchmark]: Toolchain (without parser) took 128432.88 ms. Allocated memory was 1.5 GB in the beginning and 4.1 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 3.5 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-11-07 07:21:48,511 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-07 07:21:48,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1092.23 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-11-07 07:21:48,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.21 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 747.6 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -874.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2018-11-07 07:21:48,513 INFO L168 Benchmark]: Boogie Preprocessor took 161.16 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 07:21:48,514 INFO L168 Benchmark]: RCFGBuilder took 4516.44 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 268.4 MB). Peak memory consumption was 268.4 MB. Max. memory is 7.1 GB. [2018-11-07 07:21:48,515 INFO L168 Benchmark]: TraceAbstraction took 122443.86 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 1.9 GB in the beginning and 3.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-11-07 07:21:48,519 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 1092.23 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 214.21 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 747.6 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -874.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 161.16 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 4516.44 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 268.4 MB). Peak memory consumption was 268.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 122443.86 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 1.9 GB in the beginning and 3.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1554]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((1 == a6 && a5 == \old(a5)) && a27 <= 0) || ((a3 <= 0 && a5 == \old(a5)) && 1 == a26)) || !(1 == \old(a27))) || (a5 == \old(a5) && 2 <= a3)) || ((a3 <= 0 && a5 == \old(a5)) && a27 <= 0)) || ((a3 <= 0 && 1 == a6) && a5 == \old(a5))) || ((!(a12 == 1) && !(a22 == a6)) && a5 == \old(a5))) || ((((((((((((((((!(1 == \old(a10)) || !(1 == \old(a22))) || !(0 == \old(a11))) || !(1 == \old(a16))) || !(1 == a18)) || !(0 == \old(a26))) || !(1 == \old(a1))) || !(0 == \old(a12))) || !(0 == \old(a25))) || !(0 == \old(a7))) || !(1 == \old(a15))) || !(0 == \old(a20))) || !(0 == \old(a23))) || !(1 == \old(a0))) || !(1 == \old(a29))) || !(0 == \old(a8))) || !(0 == \old(a17))) || !(1 == \old(a4))) || !(0 == \old(a19))) || ((a5 == \old(a5) && 1 == a27) && 1 == a26)) || (a5 == \old(a5) && !(a12 == 1) && 1 == a26)) || !(0 == \old(a6))) || !(0 == \old(a14))) || !(1 == \old(a3))) || !(1 == \old(a5))) || (a5 == \old(a5) && a3 <= 0 && !(a12 == 1))) || !(0 == \old(a2))) || ((a5 == \old(a5) && 1 == a26) && a27 <= 0)) || (a5 == \old(a5) && 1 == a6 && !(a12 == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 312 locations, 1 error locations. SAFE Result, 122.3s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 76.5s AutomataDifference, 0.0s DeadEndRemovalTime, 19.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 3124 SDtfs, 11646 SDslu, 2751 SDs, 0 SdLazy, 19285 SolverSat, 4459 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 44.3s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 3938 GetRequests, 3787 SyntacticMatches, 12 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 765 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=34367occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 7.6s AbstIntTime, 7 AbstIntIterations, 2 AbstIntStrong, 0.9991993756291936 AbsIntWeakeningRatio, 0.24448897795591182 AbsIntAvgWeakeningVarsNumRemoved, 58.9498997995992 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 3113 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 563 PreInvPairs, 905 NumberOfFragments, 1401 HoareAnnotationTreeSize, 563 FomulaSimplifications, 62768 FormulaSimplificationTreeSizeReduction, 5.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 58608 FormulaSimplificationTreeSizeReductionInter, 14.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.5s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 8.0s InterpolantComputationTime, 4533 NumberOfCodeBlocks, 4533 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 6145 ConstructedInterpolants, 0 QuantifiedInterpolants, 4663883 SizeOfPredicates, 6 NumberOfNonLiveVariables, 6765 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 21 InterpolantComputations, 7 PerfectInterpolantSequences, 3462/3875 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...