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-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label21_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 20:09:29,039 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 20:09:29,041 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 20:09:29,065 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 20:09:29,066 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 20:09:29,067 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 20:09:29,071 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 20:09:29,074 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 20:09:29,077 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 20:09:29,078 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 20:09:29,081 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 20:09:29,081 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 20:09:29,089 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 20:09:29,090 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 20:09:29,091 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 20:09:29,092 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 20:09:29,093 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 20:09:29,095 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 20:09:29,097 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 20:09:29,098 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 20:09:29,099 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 20:09:29,101 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 20:09:29,103 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 20:09:29,103 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 20:09:29,103 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 20:09:29,104 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 20:09:29,105 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 20:09:29,106 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 20:09:29,107 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 20:09:29,108 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 20:09:29,108 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 20:09:29,109 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 20:09:29,109 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 20:09:29,109 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 20:09:29,110 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 20:09:29,111 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 20:09:29,111 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-07 20:09:29,141 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 20:09:29,141 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 20:09:29,142 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 20:09:29,142 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 20:09:29,142 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 20:09:29,146 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 20:09:29,146 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 20:09:29,146 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 20:09:29,146 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 20:09:29,147 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 20:09:29,147 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 20:09:29,147 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 20:09:29,147 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 20:09:29,148 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 20:09:29,148 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 20:09:29,148 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 20:09:29,149 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 20:09:29,150 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 20:09:29,150 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 20:09:29,150 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 20:09:29,151 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 20:09:29,151 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 20:09:29,151 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 20:09:29,151 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 20:09:29,151 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 20:09:29,152 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 20:09:29,152 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 20:09:29,152 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 20:09:29,152 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 20:09:29,153 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 20:09:29,153 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 20:09:29,153 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 20:09:29,153 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 20:09:29,153 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 20:09:29,154 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 20:09:29,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 20:09:29,234 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 20:09:29,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 20:09:29,241 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 20:09:29,241 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 20:09:29,242 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label21_true-unreach-call.c [2018-11-07 20:09:29,313 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73527a4b5/c1c3c4f7dbe74fbc9fb08ff00d060ab2/FLAG4948abf9b [2018-11-07 20:09:29,916 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 20:09:29,917 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label21_true-unreach-call.c [2018-11-07 20:09:29,939 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73527a4b5/c1c3c4f7dbe74fbc9fb08ff00d060ab2/FLAG4948abf9b [2018-11-07 20:09:29,959 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73527a4b5/c1c3c4f7dbe74fbc9fb08ff00d060ab2 [2018-11-07 20:09:29,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 20:09:29,974 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 20:09:29,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 20:09:29,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 20:09:29,980 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 20:09:29,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:09:29" (1/1) ... [2018-11-07 20:09:29,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a749b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:29, skipping insertion in model container [2018-11-07 20:09:29,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:09:29" (1/1) ... [2018-11-07 20:09:29,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 20:09:30,067 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 20:09:30,697 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 20:09:30,703 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 20:09:30,924 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 20:09:30,946 INFO L193 MainTranslator]: Completed translation [2018-11-07 20:09:30,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30 WrapperNode [2018-11-07 20:09:30,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 20:09:30,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 20:09:30,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 20:09:30,949 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 20:09:30,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (1/1) ... [2018-11-07 20:09:31,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (1/1) ... [2018-11-07 20:09:31,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 20:09:31,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 20:09:31,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 20:09:31,156 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 20:09:31,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (1/1) ... [2018-11-07 20:09:31,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (1/1) ... [2018-11-07 20:09:31,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (1/1) ... [2018-11-07 20:09:31,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (1/1) ... [2018-11-07 20:09:31,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (1/1) ... [2018-11-07 20:09:31,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (1/1) ... [2018-11-07 20:09:31,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (1/1) ... [2018-11-07 20:09:31,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 20:09:31,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 20:09:31,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 20:09:31,271 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 20:09:31,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (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 20:09:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 20:09:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 20:09:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 20:09:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 20:09:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 20:09:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 20:09:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 20:09:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 20:09:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 20:09:35,484 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 20:09:35,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:09:35 BoogieIcfgContainer [2018-11-07 20:09:35,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 20:09:35,486 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 20:09:35,486 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 20:09:35,490 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 20:09:35,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:09:29" (1/3) ... [2018-11-07 20:09:35,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fea8b9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:09:35, skipping insertion in model container [2018-11-07 20:09:35,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:09:30" (2/3) ... [2018-11-07 20:09:35,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fea8b9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:09:35, skipping insertion in model container [2018-11-07 20:09:35,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:09:35" (3/3) ... [2018-11-07 20:09:35,494 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label21_true-unreach-call.c [2018-11-07 20:09:35,504 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 20:09:35,514 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 20:09:35,532 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 20:09:35,571 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 20:09:35,571 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 20:09:35,572 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 20:09:35,572 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 20:09:35,572 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 20:09:35,572 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 20:09:35,572 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 20:09:35,572 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 20:09:35,602 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-11-07 20:09:35,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-07 20:09:35,610 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:09:35,611 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] [2018-11-07 20:09:35,614 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:09:35,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:09:35,620 INFO L82 PathProgramCache]: Analyzing trace with hash -470198511, now seen corresponding path program 1 times [2018-11-07 20:09:35,623 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:09:35,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:09:35,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:09:35,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:09:35,672 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:09:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:09:36,083 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 20:09:36,085 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:09:36,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 20:09:36,086 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:09:36,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 20:09:36,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 20:09:36,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:09:36,109 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 4 states. [2018-11-07 20:09:39,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:09:39,480 INFO L93 Difference]: Finished difference Result 982 states and 1758 transitions. [2018-11-07 20:09:39,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 20:09:39,483 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2018-11-07 20:09:39,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:09:39,505 INFO L225 Difference]: With dead ends: 982 [2018-11-07 20:09:39,505 INFO L226 Difference]: Without dead ends: 683 [2018-11-07 20:09:39,515 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:09:39,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2018-11-07 20:09:39,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 683. [2018-11-07 20:09:39,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 683 states. [2018-11-07 20:09:39,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 1005 transitions. [2018-11-07 20:09:39,618 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 1005 transitions. Word has length 31 [2018-11-07 20:09:39,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:09:39,619 INFO L480 AbstractCegarLoop]: Abstraction has 683 states and 1005 transitions. [2018-11-07 20:09:39,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 20:09:39,619 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1005 transitions. [2018-11-07 20:09:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-07 20:09:39,625 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:09:39,626 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:09:39,626 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:09:39,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:09:39,627 INFO L82 PathProgramCache]: Analyzing trace with hash 738270156, now seen corresponding path program 1 times [2018-11-07 20:09:39,627 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:09:39,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:09:39,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:09:39,629 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:09:39,629 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:09:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:09:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 20:09:39,880 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:09:39,880 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 20:09:39,880 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:09:39,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 20:09:39,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 20:09:39,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:09:39,883 INFO L87 Difference]: Start difference. First operand 683 states and 1005 transitions. Second operand 4 states. [2018-11-07 20:09:43,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:09:43,936 INFO L93 Difference]: Finished difference Result 2514 states and 3863 transitions. [2018-11-07 20:09:43,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 20:09:43,938 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2018-11-07 20:09:43,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:09:43,956 INFO L225 Difference]: With dead ends: 2514 [2018-11-07 20:09:43,956 INFO L226 Difference]: Without dead ends: 1837 [2018-11-07 20:09:43,962 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:09:43,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1837 states. [2018-11-07 20:09:44,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1837 to 1632. [2018-11-07 20:09:44,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1632 states. [2018-11-07 20:09:44,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1632 states and 2352 transitions. [2018-11-07 20:09:44,066 INFO L78 Accepts]: Start accepts. Automaton has 1632 states and 2352 transitions. Word has length 105 [2018-11-07 20:09:44,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:09:44,067 INFO L480 AbstractCegarLoop]: Abstraction has 1632 states and 2352 transitions. [2018-11-07 20:09:44,067 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 20:09:44,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2352 transitions. [2018-11-07 20:09:44,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-07 20:09:44,073 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:09:44,073 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:09:44,074 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:09:44,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:09:44,074 INFO L82 PathProgramCache]: Analyzing trace with hash -528233849, now seen corresponding path program 1 times [2018-11-07 20:09:44,074 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:09:44,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:09:44,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:09:44,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:09:44,076 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:09:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:09:44,451 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 20:09:44,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:09:44,451 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-07 20:09:44,452 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:09:44,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-07 20:09:44,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-07 20:09:44,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-07 20:09:44,453 INFO L87 Difference]: Start difference. First operand 1632 states and 2352 transitions. Second operand 7 states. [2018-11-07 20:09:49,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:09:49,745 INFO L93 Difference]: Finished difference Result 4821 states and 7235 transitions. [2018-11-07 20:09:49,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-07 20:09:49,746 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 106 [2018-11-07 20:09:49,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:09:49,774 INFO L225 Difference]: With dead ends: 4821 [2018-11-07 20:09:49,775 INFO L226 Difference]: Without dead ends: 3000 [2018-11-07 20:09:49,793 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-11-07 20:09:49,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3000 states. [2018-11-07 20:09:49,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3000 to 2795. [2018-11-07 20:09:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2795 states. [2018-11-07 20:09:49,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2795 states and 4029 transitions. [2018-11-07 20:09:49,916 INFO L78 Accepts]: Start accepts. Automaton has 2795 states and 4029 transitions. Word has length 106 [2018-11-07 20:09:49,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:09:49,917 INFO L480 AbstractCegarLoop]: Abstraction has 2795 states and 4029 transitions. [2018-11-07 20:09:49,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-07 20:09:49,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2795 states and 4029 transitions. [2018-11-07 20:09:49,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-07 20:09:49,924 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:09:49,925 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:09:49,925 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:09:49,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:09:49,926 INFO L82 PathProgramCache]: Analyzing trace with hash 1578565365, now seen corresponding path program 1 times [2018-11-07 20:09:49,926 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:09:49,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:09:49,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:09:49,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:09:49,927 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:09:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:09:50,238 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 48 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-07 20:09:50,238 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:09:50,238 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:09:50,239 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 180 with the following transitions: [2018-11-07 20:09:50,243 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [149], [151], [154], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [514], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:09:50,289 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:09:50,289 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:09:50,741 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:09:50,743 INFO L272 AbstractInterpreter]: Visited 80 different actions 80 times. Never merged. Never widened. Never found a fixpoint. Largest state had 28 variables. [2018-11-07 20:09:50,769 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:09:50,769 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:09:51,398 INFO L227 lantSequenceWeakener]: Weakened 170 states. On average, predicates are now at 73.2% of their original sizes. [2018-11-07 20:09:51,399 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:09:51,769 INFO L415 sIntCurrentIteration]: We unified 178 AI predicates to 178 [2018-11-07 20:09:51,769 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:09:51,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:09:51,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2018-11-07 20:09:51,772 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:09:51,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-07 20:09:51,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-07 20:09:51,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-07 20:09:51,774 INFO L87 Difference]: Start difference. First operand 2795 states and 4029 transitions. Second operand 7 states. [2018-11-07 20:09:55,476 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:10:03,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:10:03,356 INFO L93 Difference]: Finished difference Result 5776 states and 8266 transitions. [2018-11-07 20:10:03,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 20:10:03,357 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 179 [2018-11-07 20:10:03,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:10:03,375 INFO L225 Difference]: With dead ends: 5776 [2018-11-07 20:10:03,375 INFO L226 Difference]: Without dead ends: 2987 [2018-11-07 20:10:03,387 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 179 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-07 20:10:03,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2987 states. [2018-11-07 20:10:03,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2987 to 2985. [2018-11-07 20:10:03,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2985 states. [2018-11-07 20:10:03,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2985 states and 4229 transitions. [2018-11-07 20:10:03,476 INFO L78 Accepts]: Start accepts. Automaton has 2985 states and 4229 transitions. Word has length 179 [2018-11-07 20:10:03,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:10:03,476 INFO L480 AbstractCegarLoop]: Abstraction has 2985 states and 4229 transitions. [2018-11-07 20:10:03,478 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-07 20:10:03,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 4229 transitions. [2018-11-07 20:10:03,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-07 20:10:03,485 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:10:03,486 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:10:03,486 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:10:03,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:10:03,487 INFO L82 PathProgramCache]: Analyzing trace with hash 649903183, now seen corresponding path program 1 times [2018-11-07 20:10:03,487 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:10:03,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:10:03,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:10:03,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:10:03,493 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:10:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:10:04,052 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-07 20:10:04,455 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 52 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 20:10:04,455 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:10:04,456 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:10:04,456 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 224 with the following transitions: [2018-11-07 20:10:04,456 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [149], [151], [154], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:10:04,462 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:10:04,463 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:10:04,751 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:10:04,912 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:10:04,912 INFO L272 AbstractInterpreter]: Visited 125 different actions 244 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-07 20:10:04,955 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:10:04,955 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:10:05,287 INFO L227 lantSequenceWeakener]: Weakened 220 states. On average, predicates are now at 73.22% of their original sizes. [2018-11-07 20:10:05,287 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:10:05,724 INFO L415 sIntCurrentIteration]: We unified 222 AI predicates to 222 [2018-11-07 20:10:05,725 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:10:05,725 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:10:05,725 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [10] total 19 [2018-11-07 20:10:05,725 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:10:05,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-07 20:10:05,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-07 20:10:05,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-07 20:10:05,727 INFO L87 Difference]: Start difference. First operand 2985 states and 4229 transitions. Second operand 11 states. [2018-11-07 20:10:24,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:10:24,531 INFO L93 Difference]: Finished difference Result 5969 states and 8521 transitions. [2018-11-07 20:10:24,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-07 20:10:24,532 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 223 [2018-11-07 20:10:24,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:10:24,551 INFO L225 Difference]: With dead ends: 5969 [2018-11-07 20:10:24,551 INFO L226 Difference]: Without dead ends: 3180 [2018-11-07 20:10:24,562 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 231 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2018-11-07 20:10:24,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3180 states. [2018-11-07 20:10:24,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3180 to 3176. [2018-11-07 20:10:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3176 states. [2018-11-07 20:10:24,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 4441 transitions. [2018-11-07 20:10:24,642 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 4441 transitions. Word has length 223 [2018-11-07 20:10:24,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:10:24,642 INFO L480 AbstractCegarLoop]: Abstraction has 3176 states and 4441 transitions. [2018-11-07 20:10:24,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-07 20:10:24,643 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 4441 transitions. [2018-11-07 20:10:24,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-07 20:10:24,650 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:10:24,651 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:10:24,651 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:10:24,651 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:10:24,651 INFO L82 PathProgramCache]: Analyzing trace with hash -2030668285, now seen corresponding path program 1 times [2018-11-07 20:10:24,651 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:10:24,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:10:24,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:10:24,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:10:24,653 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:10:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:10:25,029 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-07 20:10:25,030 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:10:25,030 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 20:10:25,030 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:10:25,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 20:10:25,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 20:10:25,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:10:25,038 INFO L87 Difference]: Start difference. First operand 3176 states and 4441 transitions. Second operand 4 states. [2018-11-07 20:10:28,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:10:28,703 INFO L93 Difference]: Finished difference Result 10547 states and 15791 transitions. [2018-11-07 20:10:28,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 20:10:28,704 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 233 [2018-11-07 20:10:28,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:10:28,741 INFO L225 Difference]: With dead ends: 10547 [2018-11-07 20:10:28,741 INFO L226 Difference]: Without dead ends: 7566 [2018-11-07 20:10:28,769 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:10:28,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7566 states. [2018-11-07 20:10:28,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7566 to 6737. [2018-11-07 20:10:28,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6737 states. [2018-11-07 20:10:28,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6737 states to 6737 states and 9210 transitions. [2018-11-07 20:10:28,946 INFO L78 Accepts]: Start accepts. Automaton has 6737 states and 9210 transitions. Word has length 233 [2018-11-07 20:10:28,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:10:28,947 INFO L480 AbstractCegarLoop]: Abstraction has 6737 states and 9210 transitions. [2018-11-07 20:10:28,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 20:10:28,947 INFO L276 IsEmpty]: Start isEmpty. Operand 6737 states and 9210 transitions. [2018-11-07 20:10:28,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-07 20:10:28,969 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:10:28,969 INFO L375 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:10:28,969 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:10:28,969 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:10:28,970 INFO L82 PathProgramCache]: Analyzing trace with hash -2001500930, now seen corresponding path program 1 times [2018-11-07 20:10:28,970 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:10:28,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:10:28,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:10:28,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:10:28,971 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:10:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:10:29,578 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 154 proven. 78 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-07 20:10:29,579 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:10:29,579 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:10:29,579 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 329 with the following transitions: [2018-11-07 20:10:29,580 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [149], [151], [154], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [530], [531], [535], [539], [543], [547], [551], [555], [558], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:10:29,588 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:10:29,589 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:10:29,821 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:10:30,519 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 20:10:30,519 INFO L272 AbstractInterpreter]: Visited 142 different actions 557 times. Merged at 7 different actions 24 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-07 20:10:30,524 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:10:30,525 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 20:10:30,525 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:10:30,525 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 20:10:30,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:10:30,536 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 20:10:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:10:30,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 20:10:30,947 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 289 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-07 20:10:30,947 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 20:10:31,155 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-07 20:10:32,033 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 154 proven. 78 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-07 20:10:32,070 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 20:10:32,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-07 20:10:32,071 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 20:10:32,072 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-07 20:10:32,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-07 20:10:32,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-07 20:10:32,073 INFO L87 Difference]: Start difference. First operand 6737 states and 9210 transitions. Second operand 9 states. [2018-11-07 20:10:38,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:10:38,858 INFO L93 Difference]: Finished difference Result 17430 states and 26933 transitions. [2018-11-07 20:10:38,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-07 20:10:38,859 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 328 [2018-11-07 20:10:38,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:10:38,930 INFO L225 Difference]: With dead ends: 17430 [2018-11-07 20:10:38,931 INFO L226 Difference]: Without dead ends: 11080 [2018-11-07 20:10:39,014 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 675 GetRequests, 658 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2018-11-07 20:10:39,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11080 states. [2018-11-07 20:10:39,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11080 to 10563. [2018-11-07 20:10:39,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10563 states. [2018-11-07 20:10:39,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10563 states to 10563 states and 14520 transitions. [2018-11-07 20:10:39,362 INFO L78 Accepts]: Start accepts. Automaton has 10563 states and 14520 transitions. Word has length 328 [2018-11-07 20:10:39,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:10:39,363 INFO L480 AbstractCegarLoop]: Abstraction has 10563 states and 14520 transitions. [2018-11-07 20:10:39,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-07 20:10:39,363 INFO L276 IsEmpty]: Start isEmpty. Operand 10563 states and 14520 transitions. [2018-11-07 20:10:39,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-07 20:10:39,398 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:10:39,399 INFO L375 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 20:10:39,399 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:10:39,399 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:10:39,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1968673046, now seen corresponding path program 1 times [2018-11-07 20:10:39,399 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:10:39,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:10:39,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:10:39,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:10:39,401 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:10:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:10:40,059 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 245 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-07 20:10:40,059 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:10:40,059 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:10:40,060 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 340 with the following transitions: [2018-11-07 20:10:40,060 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [149], [151], [154], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [558], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:10:40,068 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:10:40,068 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:10:40,235 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:10:40,681 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:10:40,682 INFO L272 AbstractInterpreter]: Visited 136 different actions 395 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-07 20:10:40,717 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:10:40,718 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:10:41,224 INFO L227 lantSequenceWeakener]: Weakened 336 states. On average, predicates are now at 73.2% of their original sizes. [2018-11-07 20:10:41,224 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:10:42,185 INFO L415 sIntCurrentIteration]: We unified 338 AI predicates to 338 [2018-11-07 20:10:42,185 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:10:42,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:10:42,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2018-11-07 20:10:42,186 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:10:42,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-07 20:10:42,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-07 20:10:42,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-07 20:10:42,188 INFO L87 Difference]: Start difference. First operand 10563 states and 14520 transitions. Second operand 11 states. [2018-11-07 20:10:59,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:10:59,800 INFO L93 Difference]: Finished difference Result 21320 states and 29336 transitions. [2018-11-07 20:10:59,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-07 20:10:59,800 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 339 [2018-11-07 20:10:59,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:10:59,840 INFO L225 Difference]: With dead ends: 21320 [2018-11-07 20:10:59,840 INFO L226 Difference]: Without dead ends: 11144 [2018-11-07 20:10:59,865 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 348 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=106, Invalid=314, Unknown=0, NotChecked=0, Total=420 [2018-11-07 20:10:59,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11144 states. [2018-11-07 20:11:00,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11144 to 11139. [2018-11-07 20:11:00,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11139 states. [2018-11-07 20:11:00,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11139 states to 11139 states and 15165 transitions. [2018-11-07 20:11:00,106 INFO L78 Accepts]: Start accepts. Automaton has 11139 states and 15165 transitions. Word has length 339 [2018-11-07 20:11:00,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:11:00,107 INFO L480 AbstractCegarLoop]: Abstraction has 11139 states and 15165 transitions. [2018-11-07 20:11:00,107 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-07 20:11:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 11139 states and 15165 transitions. [2018-11-07 20:11:00,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-07 20:11:00,143 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:11:00,144 INFO L375 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 20:11:00,144 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:11:00,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:11:00,144 INFO L82 PathProgramCache]: Analyzing trace with hash -93467106, now seen corresponding path program 1 times [2018-11-07 20:11:00,145 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:11:00,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:11:00,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:11:00,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:11:00,146 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:11:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:11:00,544 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 245 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-07 20:11:00,544 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:11:00,544 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:11:00,544 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 345 with the following transitions: [2018-11-07 20:11:00,545 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [149], [151], [154], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [558], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-07 20:11:00,548 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:11:00,548 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:11:00,647 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:11:02,122 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 20:11:02,122 INFO L272 AbstractInterpreter]: Visited 142 different actions 557 times. Merged at 7 different actions 24 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-07 20:11:02,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:11:02,130 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 20:11:02,130 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:11:02,130 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 20:11:02,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:11:02,140 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 20:11:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:11:02,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 20:11:02,393 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-07 20:11:02,393 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 20:11:02,554 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-07 20:11:02,587 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:11:02,587 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-11-07 20:11:02,588 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:11:02,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 20:11:02,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 20:11:02,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-07 20:11:02,589 INFO L87 Difference]: Start difference. First operand 11139 states and 15165 transitions. Second operand 3 states. [2018-11-07 20:11:04,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:11:04,144 INFO L93 Difference]: Finished difference Result 24570 states and 36008 transitions. [2018-11-07 20:11:04,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 20:11:04,144 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 344 [2018-11-07 20:11:04,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:11:04,200 INFO L225 Difference]: With dead ends: 24570 [2018-11-07 20:11:04,201 INFO L226 Difference]: Without dead ends: 14394 [2018-11-07 20:11:04,244 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 693 GetRequests, 687 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-07 20:11:04,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14394 states. [2018-11-07 20:11:04,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14394 to 13531. [2018-11-07 20:11:04,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13531 states. [2018-11-07 20:11:04,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13531 states to 13531 states and 18506 transitions. [2018-11-07 20:11:04,579 INFO L78 Accepts]: Start accepts. Automaton has 13531 states and 18506 transitions. Word has length 344 [2018-11-07 20:11:04,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:11:04,579 INFO L480 AbstractCegarLoop]: Abstraction has 13531 states and 18506 transitions. [2018-11-07 20:11:04,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 20:11:04,581 INFO L276 IsEmpty]: Start isEmpty. Operand 13531 states and 18506 transitions. [2018-11-07 20:11:04,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2018-11-07 20:11:04,670 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:11:04,671 INFO L375 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:11:04,671 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:11:04,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:11:04,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1160232099, now seen corresponding path program 1 times [2018-11-07 20:11:04,672 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:11:04,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:11:04,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:11:04,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:11:04,673 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:11:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:11:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2018-11-07 20:11:05,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:11:05,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 20:11:05,019 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:11:05,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 20:11:05,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 20:11:05,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 20:11:05,020 INFO L87 Difference]: Start difference. First operand 13531 states and 18506 transitions. Second operand 3 states. [2018-11-07 20:11:09,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:11:09,654 INFO L93 Difference]: Finished difference Result 28268 states and 39960 transitions. [2018-11-07 20:11:09,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 20:11:09,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 415 [2018-11-07 20:11:09,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:11:09,655 INFO L225 Difference]: With dead ends: 28268 [2018-11-07 20:11:09,655 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 20:11:09,719 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 20:11:09,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 20:11:09,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 20:11:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 20:11:09,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 20:11:09,720 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 415 [2018-11-07 20:11:09,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:11:09,720 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 20:11:09,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 20:11:09,720 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 20:11:09,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 20:11:09,727 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 20:11:10,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,055 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 34 [2018-11-07 20:11:10,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:11:10,203 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 34 [2018-11-07 20:11:10,588 WARN L179 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 18 [2018-11-07 20:11:10,859 WARN L179 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 33 [2018-11-07 20:11:11,850 WARN L179 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 68 [2018-11-07 20:11:12,019 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 20:11:12,019 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= |old(~a25~0)| ~a25~0)) [2018-11-07 20:11:12,019 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 20:11:12,019 INFO L425 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-11-07 20:11:12,020 INFO L425 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-11-07 20:11:12,020 INFO L425 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-11-07 20:11:12,020 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,020 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,020 INFO L425 ceAbstractionStarter]: For program point L170(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,020 INFO L425 ceAbstractionStarter]: For program point L104(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,020 INFO L425 ceAbstractionStarter]: For program point L38(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,020 INFO L425 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,020 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,020 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-07 20:11:12,021 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-07 20:11:12,021 INFO L425 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-11-07 20:11:12,021 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,021 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,021 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,021 INFO L425 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,021 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,021 INFO L425 ceAbstractionStarter]: For program point L173(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,022 INFO L425 ceAbstractionStarter]: For program point L107(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,022 INFO L425 ceAbstractionStarter]: For program point L41(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,022 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,022 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-07 20:11:12,022 INFO L425 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-11-07 20:11:12,022 INFO L425 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-11-07 20:11:12,022 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,023 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,023 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,023 INFO L425 ceAbstractionStarter]: For program point L176(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,023 INFO L425 ceAbstractionStarter]: For program point L110(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,023 INFO L425 ceAbstractionStarter]: For program point L44(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,023 INFO L425 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,023 INFO L425 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,023 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,024 INFO L425 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-07 20:11:12,024 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-07 20:11:12,024 INFO L425 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-11-07 20:11:12,024 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-11-07 20:11:12,024 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-07 20:11:12,024 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-11-07 20:11:12,024 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-11-07 20:11:12,024 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,025 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,025 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,025 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,025 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,025 INFO L425 ceAbstractionStarter]: For program point L179(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,025 INFO L425 ceAbstractionStarter]: For program point L113(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,025 INFO L425 ceAbstractionStarter]: For program point L47(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,025 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,025 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L182(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L116(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L50(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,026 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,027 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,027 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,027 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,027 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-11-07 20:11:12,027 INFO L425 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-11-07 20:11:12,027 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,027 INFO L425 ceAbstractionStarter]: For program point L185(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,027 INFO L425 ceAbstractionStarter]: For program point L119(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,028 INFO L425 ceAbstractionStarter]: For program point L53(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,028 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,028 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,028 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-11-07 20:11:12,028 INFO L425 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-11-07 20:11:12,028 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,028 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,028 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-07 20:11:12,028 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-07 20:11:12,029 INFO L425 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-11-07 20:11:12,029 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,029 INFO L425 ceAbstractionStarter]: For program point L188(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,029 INFO L425 ceAbstractionStarter]: For program point L122(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,029 INFO L425 ceAbstractionStarter]: For program point L56(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,029 INFO L425 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,029 INFO L425 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,029 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,029 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-07 20:11:12,030 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-07 20:11:12,030 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-07 20:11:12,030 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-11-07 20:11:12,030 INFO L425 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-11-07 20:11:12,030 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-11-07 20:11:12,030 INFO L425 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-11-07 20:11:12,030 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,030 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,030 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-11-07 20:11:12,030 INFO L425 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-11-07 20:11:12,031 INFO L425 ceAbstractionStarter]: For program point L191(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,031 INFO L425 ceAbstractionStarter]: For program point L125(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,031 INFO L425 ceAbstractionStarter]: For program point L59(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,031 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,031 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse8 (= ~a29~0 |old(~a29~0)|)) (.cse9 (= ~a23~0 |old(~a23~0)|)) (.cse10 (= |old(~a25~0)| ~a25~0)) (.cse7 (= 1 |old(~a4~0)|))) (let ((.cse0 (< 6 |calculate_output_#in~input|)) (.cse6 (= ~a4~0 1)) (.cse1 (not (= 15 ~a8~0))) (.cse2 (not (= 1 ~a3~0))) (.cse3 (not (= 312 |old(~a23~0)|))) (.cse4 (not .cse7)) (.cse11 (<= |old(~a29~0)| 140)) (.cse5 (< |calculate_output_#in~input| 1)) (.cse13 (< 12 |old(~a25~0)|)) (.cse12 (and .cse8 .cse9 .cse10))) (and (or .cse0 (not (= 10 |old(~a25~0)|)) .cse1 .cse2 .cse3 .cse4 (not (= 130 |old(~a29~0)|)) .cse5 .cse6) (or .cse7 (and .cse8 .cse9 .cse10 (not .cse6))) (or .cse11 .cse12) (or .cse0 (< |old(~a25~0)| 10) .cse6 .cse1 .cse2 .cse3 .cse4 .cse11 (< 275 |old(~a29~0)|) (not (= 0 (mod |old(~a25~0)| 2))) .cse13 .cse5) (or .cse12 (= 11 |old(~a25~0)|) .cse13) (or .cse12 (<= |old(~a23~0)| 138))))) [2018-11-07 20:11:12,031 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,031 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-07 20:11:12,032 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-07 20:11:12,032 INFO L425 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-11-07 20:11:12,032 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,032 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,032 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,032 INFO L425 ceAbstractionStarter]: For program point L194(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,032 INFO L425 ceAbstractionStarter]: For program point L128(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,032 INFO L425 ceAbstractionStarter]: For program point L62(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,033 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-07 20:11:12,033 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-07 20:11:12,033 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-07 20:11:12,033 INFO L425 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,033 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,033 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,033 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,033 INFO L425 ceAbstractionStarter]: For program point L197(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,033 INFO L425 ceAbstractionStarter]: For program point L131(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,034 INFO L425 ceAbstractionStarter]: For program point L65(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,034 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,034 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-07 20:11:12,034 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-07 20:11:12,034 INFO L425 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-07 20:11:12,034 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,034 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,034 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,034 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,034 INFO L425 ceAbstractionStarter]: For program point L200(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,035 INFO L425 ceAbstractionStarter]: For program point L134(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,035 INFO L425 ceAbstractionStarter]: For program point L68(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,035 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,035 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,035 INFO L425 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,035 INFO L425 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,035 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-07 20:11:12,035 INFO L425 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-11-07 20:11:12,035 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-07 20:11:12,036 INFO L425 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-11-07 20:11:12,036 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-07 20:11:12,036 INFO L425 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,036 INFO L425 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,036 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,036 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,036 INFO L425 ceAbstractionStarter]: For program point L203(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,036 INFO L425 ceAbstractionStarter]: For program point L137(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,036 INFO L425 ceAbstractionStarter]: For program point L71(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,036 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-07 20:11:12,037 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-07 20:11:12,037 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-07 20:11:12,037 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,037 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,037 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,037 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-11-07 20:11:12,037 INFO L425 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-11-07 20:11:12,037 INFO L425 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,037 INFO L425 ceAbstractionStarter]: For program point L140(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,038 INFO L425 ceAbstractionStarter]: For program point L74(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,038 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,038 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,038 INFO L425 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-11-07 20:11:12,038 INFO L425 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-11-07 20:11:12,038 INFO L425 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,038 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,038 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-11-07 20:11:12,038 INFO L425 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-11-07 20:11:12,038 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,039 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,039 INFO L425 ceAbstractionStarter]: For program point L143(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,039 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,039 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,039 INFO L425 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,039 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-07 20:11:12,039 INFO L425 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-11-07 20:11:12,039 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-11-07 20:11:12,039 INFO L425 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-11-07 20:11:12,039 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,040 INFO L425 ceAbstractionStarter]: For program point L146(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,040 INFO L425 ceAbstractionStarter]: For program point L80(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,040 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,040 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,040 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,040 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,040 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,040 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-07 20:11:12,040 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L149(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L83(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,041 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,042 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-07 20:11:12,042 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-07 20:11:12,042 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,042 INFO L425 ceAbstractionStarter]: For program point L152(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,042 INFO L425 ceAbstractionStarter]: For program point L86(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,042 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,042 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,042 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,042 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,043 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-07 20:11:12,043 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-07 20:11:12,043 INFO L425 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,043 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,043 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,043 INFO L425 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,043 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,043 INFO L425 ceAbstractionStarter]: For program point L155(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,043 INFO L425 ceAbstractionStarter]: For program point L89(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,043 INFO L425 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-11-07 20:11:12,044 INFO L425 ceAbstractionStarter]: For program point L23-1(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,044 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,044 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,044 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-07 20:11:12,044 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-07 20:11:12,044 INFO L425 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-11-07 20:11:12,044 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,044 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-11-07 20:11:12,045 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,045 INFO L425 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-11-07 20:11:12,045 INFO L425 ceAbstractionStarter]: For program point L158(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,045 INFO L425 ceAbstractionStarter]: For program point L92(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,045 INFO L425 ceAbstractionStarter]: For program point L26(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,045 INFO L425 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,045 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,045 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,045 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-07 20:11:12,045 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-07 20:11:12,046 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-07 20:11:12,046 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,046 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,046 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,046 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,046 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,046 INFO L425 ceAbstractionStarter]: For program point L161(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,046 INFO L425 ceAbstractionStarter]: For program point L95(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,046 INFO L425 ceAbstractionStarter]: For program point L29(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,046 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,047 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,047 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-07 20:11:12,047 INFO L425 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-11-07 20:11:12,047 INFO L425 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-11-07 20:11:12,047 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,047 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 78) no Hoare annotation was computed. [2018-11-07 20:11:12,047 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-11-07 20:11:12,048 INFO L425 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-11-07 20:11:12,048 INFO L425 ceAbstractionStarter]: For program point L164(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,048 INFO L425 ceAbstractionStarter]: For program point L98(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,048 INFO L425 ceAbstractionStarter]: For program point L32(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,048 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,048 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,048 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,048 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-07 20:11:12,048 INFO L425 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-07 20:11:12,049 INFO L425 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-11-07 20:11:12,049 INFO L425 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,049 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,049 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,049 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,049 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-11-07 20:11:12,049 INFO L425 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-11-07 20:11:12,049 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,049 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,050 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-11-07 20:11:12,050 INFO L425 ceAbstractionStarter]: For program point L167(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,050 INFO L425 ceAbstractionStarter]: For program point L101(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,050 INFO L425 ceAbstractionStarter]: For program point L35(lines 22 1026) no Hoare annotation was computed. [2018-11-07 20:11:12,050 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 20:11:12,050 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= ~a4~0 1) (= ~a25~0 10) (= ~a3~0 1)) [2018-11-07 20:11:12,050 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 20:11:12,050 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 20:11:12,051 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (and (= ~a29~0 |old(~a29~0)|) (= ~a4~0 1) (= ~a25~0 10) (= ~a23~0 312)) (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-11-07 20:11:12,051 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-11-07 20:11:12,051 INFO L421 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (< 138 ~a23~0) (< 140 ~a29~0) (not (= ~a4~0 1)) (and (not (= 11 ~a25~0)) (<= ~a25~0 12)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-11-07 20:11:12,051 INFO L425 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-11-07 20:11:12,051 INFO L425 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-11-07 20:11:12,051 INFO L425 ceAbstractionStarter]: For program point L1034-1(lines 1034 1043) no Hoare annotation was computed. [2018-11-07 20:11:12,051 INFO L421 ceAbstractionStarter]: At program point L1034-3(lines 1034 1043) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (< 138 ~a23~0) (< 140 ~a29~0) (not (= ~a4~0 1)) (and (not (= 11 ~a25~0)) (<= ~a25~0 12)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-11-07 20:11:12,052 INFO L425 ceAbstractionStarter]: For program point L1034-4(lines 1028 1044) no Hoare annotation was computed. [2018-11-07 20:11:12,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:11:12 BoogieIcfgContainer [2018-11-07 20:11:12,063 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 20:11:12,064 INFO L168 Benchmark]: Toolchain (without parser) took 102091.01 ms. Allocated memory was 1.5 GB in the beginning and 3.9 GB in the end (delta: 2.4 GB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 148.2 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-11-07 20:11:12,065 INFO L168 Benchmark]: CDTParser took 0.22 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 20:11:12,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 973.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-11-07 20:11:12,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.26 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 749.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -857.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2018-11-07 20:11:12,067 INFO L168 Benchmark]: Boogie Preprocessor took 114.70 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 20:11:12,068 INFO L168 Benchmark]: RCFGBuilder took 4214.20 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 175.2 MB). Peak memory consumption was 175.2 MB. Max. memory is 7.1 GB. [2018-11-07 20:11:12,068 INFO L168 Benchmark]: TraceAbstraction took 96576.48 ms. Allocated memory was 2.3 GB in the beginning and 3.9 GB in the end (delta: 1.6 GB). Free memory was 2.0 GB in the beginning and 1.3 GB in the end (delta: 777.4 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-11-07 20:11:12,073 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 973.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 207.26 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 749.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -857.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.70 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 4214.20 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 175.2 MB). Peak memory consumption was 175.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 96576.48 ms. Allocated memory was 2.3 GB in the beginning and 3.9 GB in the end (delta: 1.6 GB). Free memory was 2.0 GB in the beginning and 1.3 GB in the end (delta: 777.4 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 78]: 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: 1034]: Loop Invariant Derived loop invariant: ((((((((!(10 == \old(a25)) || 138 < a23) || 140 < a29) || !(a4 == 1)) || (!(11 == a25) && a25 <= 12)) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || !(130 == \old(a29)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. SAFE Result, 96.4s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 78.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 2938 SDtfs, 7173 SDslu, 2499 SDs, 0 SdLazy, 14867 SolverSat, 2644 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.0s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 2159 GetRequests, 2076 SyntacticMatches, 2 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13531occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.2s AbstIntTime, 5 AbstIntIterations, 3 AbstIntStrong, 0.9973733776511554 AbsIntWeakeningRatio, 0.12195121951219512 AbsIntAvgWeakeningVarsNumRemoved, 22.849593495934958 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 2630 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 266 PreInvPairs, 408 NumberOfFragments, 307 HoareAnnotationTreeSize, 266 FomulaSimplifications, 8696 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3284 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 2975 NumberOfCodeBlocks, 2975 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 3633 ConstructedInterpolants, 0 QuantifiedInterpolants, 2479004 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1160 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 14 InterpolantComputations, 7 PerfectInterpolantSequences, 2801/3102 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...