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.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label44_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 02:49:09,746 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 02:49:09,749 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 02:49:09,763 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 02:49:09,764 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 02:49:09,765 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 02:49:09,766 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 02:49:09,768 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 02:49:09,770 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 02:49:09,770 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 02:49:09,771 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 02:49:09,772 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 02:49:09,773 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 02:49:09,774 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 02:49:09,775 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 02:49:09,776 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 02:49:09,776 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 02:49:09,778 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 02:49:09,780 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 02:49:09,782 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 02:49:09,783 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 02:49:09,784 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 02:49:09,787 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-07 02:49:09,794 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 02:49:09,794 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 02:49:09,795 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 02:49:09,796 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 02:49:09,796 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-07 02:49:09,812 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 02:49:09,813 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 02:49:09,814 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 02:49:09,814 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 02:49:09,814 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 02:49:09,814 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 02:49:09,815 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 02:49:09,815 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 02:49:09,815 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 02:49:09,815 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 02:49:09,815 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 02:49:09,816 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 02:49:09,816 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 02:49:09,816 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 02:49:09,817 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 02:49:09,817 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 02:49:09,817 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 02:49:09,817 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 02:49:09,817 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 02:49:09,818 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 02:49:09,818 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 02:49:09,818 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 02:49:09,818 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 02:49:09,818 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 02:49:09,819 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 02:49:09,819 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 02:49:09,819 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 02:49:09,819 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 02:49:09,820 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 02:49:09,820 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 02:49:09,820 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 02:49:09,820 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 02:49:09,820 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 02:49:09,820 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 02:49:09,892 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 02:49:09,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 02:49:09,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 02:49:09,916 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 02:49:09,917 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 02:49:09,918 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label44_true-unreach-call.c [2018-11-07 02:49:09,990 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52cd0a2d/83a0ad50766942d3b3329bf438f18f3d/FLAG59611a016 [2018-11-07 02:49:10,577 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 02:49:10,579 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label44_true-unreach-call.c [2018-11-07 02:49:10,606 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52cd0a2d/83a0ad50766942d3b3329bf438f18f3d/FLAG59611a016 [2018-11-07 02:49:10,632 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52cd0a2d/83a0ad50766942d3b3329bf438f18f3d [2018-11-07 02:49:10,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 02:49:10,645 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 02:49:10,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 02:49:10,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 02:49:10,653 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 02:49:10,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:49:10" (1/1) ... [2018-11-07 02:49:10,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79aedd0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:10, skipping insertion in model container [2018-11-07 02:49:10,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:49:10" (1/1) ... [2018-11-07 02:49:10,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 02:49:10,748 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 02:49:11,221 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 02:49:11,227 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 02:49:11,379 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 02:49:11,401 INFO L193 MainTranslator]: Completed translation [2018-11-07 02:49:11,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11 WrapperNode [2018-11-07 02:49:11,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 02:49:11,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 02:49:11,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 02:49:11,404 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 02:49:11,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (1/1) ... [2018-11-07 02:49:11,535 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (1/1) ... [2018-11-07 02:49:11,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 02:49:11,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 02:49:11,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 02:49:11,544 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 02:49:11,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (1/1) ... [2018-11-07 02:49:11,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (1/1) ... [2018-11-07 02:49:11,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (1/1) ... [2018-11-07 02:49:11,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (1/1) ... [2018-11-07 02:49:11,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (1/1) ... [2018-11-07 02:49:11,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (1/1) ... [2018-11-07 02:49:11,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (1/1) ... [2018-11-07 02:49:11,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 02:49:11,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 02:49:11,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 02:49:11,679 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 02:49:11,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (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 02:49:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 02:49:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 02:49:11,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 02:49:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 02:49:11,758 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 02:49:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 02:49:11,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 02:49:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 02:49:11,759 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 02:49:14,768 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 02:49:14,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:49:14 BoogieIcfgContainer [2018-11-07 02:49:14,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 02:49:14,770 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 02:49:14,770 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 02:49:14,773 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 02:49:14,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:49:10" (1/3) ... [2018-11-07 02:49:14,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f4f02be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:49:14, skipping insertion in model container [2018-11-07 02:49:14,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:49:11" (2/3) ... [2018-11-07 02:49:14,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f4f02be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:49:14, skipping insertion in model container [2018-11-07 02:49:14,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:49:14" (3/3) ... [2018-11-07 02:49:14,778 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label44_true-unreach-call.c [2018-11-07 02:49:14,786 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 02:49:14,794 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 02:49:14,811 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 02:49:14,849 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 02:49:14,850 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 02:49:14,850 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 02:49:14,850 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 02:49:14,850 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 02:49:14,850 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 02:49:14,851 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 02:49:14,851 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 02:49:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-07 02:49:14,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-07 02:49:14,889 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 02:49:14,893 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 02:49:14,895 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 02:49:14,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 02:49:14,901 INFO L82 PathProgramCache]: Analyzing trace with hash -1143698708, now seen corresponding path program 1 times [2018-11-07 02:49:14,903 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 02:49:14,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 02:49:14,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 02:49:14,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 02:49:14,956 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 02:49:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 02:49:15,430 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 02:49:15,563 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 02:49:15,565 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 02:49:15,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 02:49:15,566 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 02:49:15,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 02:49:15,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 02:49:15,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 02:49:15,598 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-11-07 02:49:17,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 02:49:17,362 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-11-07 02:49:17,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 02:49:17,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2018-11-07 02:49:17,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 02:49:17,382 INFO L225 Difference]: With dead ends: 574 [2018-11-07 02:49:17,382 INFO L226 Difference]: Without dead ends: 356 [2018-11-07 02:49:17,390 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 02:49:17,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-11-07 02:49:17,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-11-07 02:49:17,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-07 02:49:17,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 609 transitions. [2018-11-07 02:49:17,473 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 609 transitions. Word has length 64 [2018-11-07 02:49:17,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 02:49:17,474 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 609 transitions. [2018-11-07 02:49:17,475 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 02:49:17,475 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 609 transitions. [2018-11-07 02:49:17,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-07 02:49:17,484 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 02:49:17,484 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 02:49:17,485 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 02:49:17,485 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 02:49:17,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1943850092, now seen corresponding path program 1 times [2018-11-07 02:49:17,485 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 02:49:17,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 02:49:17,487 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 02:49:17,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 02:49:17,487 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 02:49:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 02:49:17,856 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 02:49:17,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 02:49:17,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 02:49:17,857 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 02:49:17,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 02:49:17,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 02:49:17,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 02:49:17,860 INFO L87 Difference]: Start difference. First operand 356 states and 609 transitions. Second operand 6 states. [2018-11-07 02:49:19,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 02:49:19,504 INFO L93 Difference]: Finished difference Result 867 states and 1507 transitions. [2018-11-07 02:49:19,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 02:49:19,505 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-11-07 02:49:19,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 02:49:19,511 INFO L225 Difference]: With dead ends: 867 [2018-11-07 02:49:19,511 INFO L226 Difference]: Without dead ends: 517 [2018-11-07 02:49:19,514 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 02:49:19,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2018-11-07 02:49:19,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 508. [2018-11-07 02:49:19,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2018-11-07 02:49:19,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 831 transitions. [2018-11-07 02:49:19,573 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 831 transitions. Word has length 138 [2018-11-07 02:49:19,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 02:49:19,574 INFO L480 AbstractCegarLoop]: Abstraction has 508 states and 831 transitions. [2018-11-07 02:49:19,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 02:49:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 831 transitions. [2018-11-07 02:49:19,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-07 02:49:19,579 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 02:49:19,579 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 02:49:19,580 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 02:49:19,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 02:49:19,580 INFO L82 PathProgramCache]: Analyzing trace with hash -830274944, now seen corresponding path program 1 times [2018-11-07 02:49:19,580 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 02:49:19,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 02:49:19,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 02:49:19,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 02:49:19,582 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 02:49:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 02:49:19,933 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 02:49:19,934 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 02:49:19,934 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 02:49:19,935 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 145 with the following transitions: [2018-11-07 02:49:19,937 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 02:49:20,008 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-07 02:49:20,008 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 02:49:22,468 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 02:49:33,565 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 02:49:33,567 INFO L272 AbstractInterpreter]: Visited 88 different actions 497 times. Merged at 5 different actions 25 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-07 02:49:33,613 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 02:49:33,615 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 02:49:33,615 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 02:49:33,616 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 02:49:33,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 02:49:33,634 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 02:49:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 02:49:33,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 02:49:35,796 WARN L179 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 35 [2018-11-07 02:49:35,876 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 02:49:35,876 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 02:49:36,541 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2018-11-07 02:49:36,547 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:36,636 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:36,680 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:36,719 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:36,870 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:36,906 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:36,990 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,060 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,092 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,125 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,232 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,281 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,311 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,424 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,471 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,501 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,531 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,568 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,631 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,664 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,732 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:37,849 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,034 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,069 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,101 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,189 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,349 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,382 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,412 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,443 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,506 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,548 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,579 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,721 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,761 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,829 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,857 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,898 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,943 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:38,981 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:39,021 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:39,167 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:39,252 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:39,282 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:39,310 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:39,361 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:39,397 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:39,612 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:39,833 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,044 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,262 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,480 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,650 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,680 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,732 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,795 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,825 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,853 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,890 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,923 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,953 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:40,996 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:41,073 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:41,155 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:41,375 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:41,598 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:41,686 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:41,751 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:41,796 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:41,851 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:41,879 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:41,910 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-07 02:49:42,067 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 02:49:42,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-07 02:49:42,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 12 [2018-11-07 02:49:42,090 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 02:49:42,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 02:49:42,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 02:49:42,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2018-11-07 02:49:42,091 INFO L87 Difference]: Start difference. First operand 508 states and 831 transitions. Second operand 6 states. [2018-11-07 02:49:48,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 02:49:48,067 INFO L93 Difference]: Finished difference Result 1611 states and 2734 transitions. [2018-11-07 02:49:48,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-07 02:49:48,068 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 144 [2018-11-07 02:49:48,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 02:49:48,080 INFO L225 Difference]: With dead ends: 1611 [2018-11-07 02:49:48,080 INFO L226 Difference]: Without dead ends: 1109 [2018-11-07 02:49:48,084 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 213 SyntacticMatches, 73 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 386 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2018-11-07 02:49:48,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2018-11-07 02:49:48,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1107. [2018-11-07 02:49:48,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1107 states. [2018-11-07 02:49:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 1107 states and 1784 transitions. [2018-11-07 02:49:48,149 INFO L78 Accepts]: Start accepts. Automaton has 1107 states and 1784 transitions. Word has length 144 [2018-11-07 02:49:48,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 02:49:48,150 INFO L480 AbstractCegarLoop]: Abstraction has 1107 states and 1784 transitions. [2018-11-07 02:49:48,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 02:49:48,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1784 transitions. [2018-11-07 02:49:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-07 02:49:48,159 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 02:49:48,159 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 02:49:48,159 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 02:49:48,160 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 02:49:48,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1930539607, now seen corresponding path program 1 times [2018-11-07 02:49:48,160 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 02:49:48,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 02:49:48,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 02:49:48,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 02:49:48,162 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 02:49:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 02:49:48,452 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 02:49:48,882 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 02:49:48,882 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 02:49:48,882 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 02:49:48,883 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 02:49:48,883 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 02:49:48,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 02:49:48,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 02:49:48,885 INFO L87 Difference]: Start difference. First operand 1107 states and 1784 transitions. Second operand 6 states. [2018-11-07 02:49:53,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 02:49:53,667 INFO L93 Difference]: Finished difference Result 3208 states and 5370 transitions. [2018-11-07 02:49:53,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 02:49:53,675 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 201 [2018-11-07 02:49:53,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 02:49:53,676 INFO L225 Difference]: With dead ends: 3208 [2018-11-07 02:49:53,676 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 02:49:53,695 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 02:49:53,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 02:49:53,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 02:49:53,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 02:49:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 02:49:53,697 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 201 [2018-11-07 02:49:53,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 02:49:53,697 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 02:49:53,697 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 02:49:53,697 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 02:49:53,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 02:49:53,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 02:49:54,289 WARN L179 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 44 [2018-11-07 02:49:54,460 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2018-11-07 02:49:54,564 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2018-11-07 02:49:54,568 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 02:49:54,568 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (let ((.cse0 (forall ((v_~a1~0_BEFORE_CALL_5 Int)) (or (exists ((v_prenex_6 Int)) (and (<= (+ (div v_prenex_6 5) 331463) 0) (= 0 (mod v_prenex_6 5)) (<= v_~a1~0_BEFORE_CALL_5 v_prenex_6))) (< |old(~a1~0)| v_~a1~0_BEFORE_CALL_5)))) (.cse1 (div ~a1~0 5))) (and (= |old(~a19~0)| ~a19~0) (or .cse0 (< 0 (+ .cse1 331463)) (not (= (mod ~a1~0 5) 0))) (= |old(~a10~0)| ~a10~0) (or .cse0 (< 0 (+ .cse1 331464))))) [2018-11-07 02:49:54,568 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 02:49:54,568 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-07 02:49:54,568 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,568 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,569 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,569 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,569 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,569 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,569 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 175) no Hoare annotation was computed. [2018-11-07 02:49:54,569 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-07 02:49:54,569 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-07 02:49:54,569 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-07 02:49:54,570 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-07 02:49:54,570 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-07 02:49:54,570 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-07 02:49:54,570 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-07 02:49:54,570 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-07 02:49:54,570 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-07 02:49:54,570 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-07 02:49:54,570 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-07 02:49:54,571 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,571 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,571 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,571 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,571 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,571 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-07 02:49:54,571 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-07 02:49:54,571 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-07 02:49:54,572 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-07 02:49:54,572 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-07 02:49:54,572 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-07 02:49:54,572 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-07 02:49:54,572 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-07 02:49:54,572 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-07 02:49:54,572 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-07 02:49:54,572 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-07 02:49:54,572 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-07 02:49:54,573 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-07 02:49:54,573 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-07 02:49:54,573 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,573 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,573 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,573 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,573 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,573 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-07 02:49:54,574 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-07 02:49:54,574 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-07 02:49:54,574 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-07 02:49:54,574 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-07 02:49:54,574 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-07 02:49:54,574 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-07 02:49:54,574 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-07 02:49:54,574 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-07 02:49:54,574 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-07 02:49:54,575 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,575 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,575 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,575 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,575 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,575 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-07 02:49:54,575 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-07 02:49:54,575 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-07 02:49:54,576 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-07 02:49:54,576 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-07 02:49:54,576 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-07 02:49:54,576 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-07 02:49:54,576 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-07 02:49:54,576 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-07 02:49:54,576 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-07 02:49:54,577 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-07 02:49:54,577 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-07 02:49:54,577 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-07 02:49:54,577 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,577 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,577 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,577 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,577 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,578 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-07 02:49:54,578 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-07 02:49:54,578 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-07 02:49:54,578 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-07 02:49:54,578 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-07 02:49:54,578 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-07 02:49:54,578 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-07 02:49:54,578 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-07 02:49:54,578 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-07 02:49:54,579 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-07 02:49:54,580 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-07 02:49:54,580 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-07 02:49:54,580 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-07 02:49:54,580 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-07 02:49:54,580 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-07 02:49:54,580 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-07 02:49:54,580 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-07 02:49:54,580 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-07 02:49:54,580 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-07 02:49:54,580 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,582 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,582 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,582 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,582 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,582 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-07 02:49:54,582 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,583 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-07 02:49:54,583 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-07 02:49:54,583 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-07 02:49:54,583 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-07 02:49:54,583 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-07 02:49:54,583 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-07 02:49:54,583 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-07 02:49:54,583 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-07 02:49:54,584 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-07 02:49:54,584 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-07 02:49:54,584 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-07 02:49:54,584 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-07 02:49:54,584 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-07 02:49:54,584 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,584 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,584 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,585 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,585 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,585 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,585 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-07 02:49:54,585 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-07 02:49:54,585 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-07 02:49:54,585 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-07 02:49:54,585 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-07 02:49:54,586 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-07 02:49:54,586 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-07 02:49:54,586 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-07 02:49:54,586 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-07 02:49:54,586 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-07 02:49:54,586 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-07 02:49:54,586 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse6 (= |old(~a19~0)| ~a19~0)) (.cse7 (= |old(~a10~0)| ~a10~0))) (let ((.cse0 (exists ((v_prenex_6 Int)) (and (= 0 (mod v_prenex_6 5)) (<= (+ (div v_prenex_6 5) 331463) 0) (<= |old(~a1~0)| v_prenex_6)))) (.cse1 (and .cse6 (forall ((v_prenex_6 Int)) (or (< v_prenex_6 ~a1~0) (< 0 (+ (div v_prenex_6 5) 331463)) (not (= 0 (mod v_prenex_6 5))))) .cse7)) (.cse4 (and .cse6 .cse7)) (.cse2 (= 8 |old(~a19~0)|)) (.cse3 (= 1 |old(~a10~0)|)) (.cse5 (<= |old(~a1~0)| 38))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse4 .cse5) (or .cse4 (= 10 |old(~a19~0)|) .cse2 .cse3) (or (< 38 ~a1~0) .cse5)))) [2018-11-07 02:49:54,586 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-07 02:49:54,587 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-07 02:49:54,587 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-07 02:49:54,587 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,587 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,587 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,587 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,587 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,587 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,587 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-07 02:49:54,588 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-07 02:49:54,588 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-07 02:49:54,588 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-07 02:49:54,588 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-07 02:49:54,588 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-07 02:49:54,588 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-07 02:49:54,588 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-07 02:49:54,588 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-07 02:49:54,588 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-07 02:49:54,589 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-07 02:49:54,589 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-07 02:49:54,589 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-07 02:49:54,589 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,589 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,589 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,589 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,589 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,589 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,590 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-07 02:49:54,590 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-07 02:49:54,590 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-07 02:49:54,590 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-07 02:49:54,590 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-07 02:49:54,590 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-07 02:49:54,590 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-07 02:49:54,590 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-07 02:49:54,591 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-07 02:49:54,591 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-07 02:49:54,591 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-07 02:49:54,591 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-07 02:49:54,591 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,591 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,591 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,591 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,592 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,592 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-11-07 02:49:54,592 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-07 02:49:54,592 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-07 02:49:54,592 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-07 02:49:54,592 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-07 02:49:54,592 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-07 02:49:54,592 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-07 02:49:54,593 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-07 02:49:54,593 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-07 02:49:54,593 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-07 02:49:54,593 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-07 02:49:54,593 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-07 02:49:54,593 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-07 02:49:54,593 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 02:49:54,593 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a19~0 10)) (not (= ~a19~0 8)) (not (= ~a10~0 1)) (forall ((v_prenex_6 Int)) (or (< v_prenex_6 ~a1~0) (< 0 (+ (div v_prenex_6 5) 331463)) (not (= 0 (mod v_prenex_6 5)))))) [2018-11-07 02:49:54,593 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 02:49:54,594 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 02:49:54,594 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 10 |old(~a19~0)|) (exists ((v_prenex_6 Int)) (and (= 0 (mod v_prenex_6 5)) (<= (+ (div v_prenex_6 5) 331463) 0) (<= |old(~a1~0)| v_prenex_6))) (and (= |old(~a19~0)| ~a19~0) (forall ((v_prenex_6 Int)) (or (< v_prenex_6 ~a1~0) (< 0 (+ (div v_prenex_6 5) 331463)) (not (= 0 (mod v_prenex_6 5))))) (= |old(~a10~0)| ~a10~0)) (= 8 |old(~a19~0)|) (= 1 |old(~a10~0)|)) [2018-11-07 02:49:54,594 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-07 02:49:54,594 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (not (= ~a10~0 1))) (.cse0 (not (= ~a19~0 8))) (.cse2 (forall ((v_prenex_6 Int)) (or (< v_prenex_6 ~a1~0) (< 0 (+ (div v_prenex_6 5) 331463)) (not (= 0 (mod v_prenex_6 5))))))) (or (and (not (= ~a19~0 10)) .cse0 .cse1) (and .cse1 .cse2) (= 10 |old(~a19~0)|) (exists ((v_prenex_6 Int)) (and (= 0 (mod v_prenex_6 5)) (<= (+ (div v_prenex_6 5) 331463) 0) (<= |old(~a1~0)| v_prenex_6))) (= 8 |old(~a19~0)|) (= 1 |old(~a10~0)|) (and .cse0 .cse2) (< 38 ~a1~0))) [2018-11-07 02:49:54,594 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-07 02:49:54,594 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-07 02:49:54,594 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-07 02:49:54,594 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse1 (not (= ~a10~0 1))) (.cse0 (not (= ~a19~0 8))) (.cse2 (forall ((v_prenex_6 Int)) (or (< v_prenex_6 ~a1~0) (< 0 (+ (div v_prenex_6 5) 331463)) (not (= 0 (mod v_prenex_6 5))))))) (or (and (not (= ~a19~0 10)) .cse0 .cse1) (and .cse1 .cse2) (= 10 |old(~a19~0)|) (exists ((v_prenex_6 Int)) (and (= 0 (mod v_prenex_6 5)) (<= (+ (div v_prenex_6 5) 331463) 0) (<= |old(~a1~0)| v_prenex_6))) (= 8 |old(~a19~0)|) (= 1 |old(~a10~0)|) (and .cse0 .cse2) (< 38 ~a1~0))) [2018-11-07 02:49:54,594 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-07 02:49:54,600 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,601 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,601 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,602 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,602 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,602 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,602 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,603 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,603 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,615 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,616 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,616 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,616 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,617 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,617 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,617 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,617 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,617 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:49:54 BoogieIcfgContainer [2018-11-07 02:49:54,622 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 02:49:54,622 INFO L168 Benchmark]: Toolchain (without parser) took 43977.88 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -518.7 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-11-07 02:49:54,624 INFO L168 Benchmark]: CDTParser took 0.24 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 02:49:54,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.06 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-11-07 02:49:54,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.86 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -810.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2018-11-07 02:49:54,626 INFO L168 Benchmark]: Boogie Preprocessor took 134.78 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 02:49:54,626 INFO L168 Benchmark]: RCFGBuilder took 3090.58 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 7.1 GB. [2018-11-07 02:49:54,627 INFO L168 Benchmark]: TraceAbstraction took 39851.73 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 2.0 GB). Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 144.7 MB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2018-11-07 02:49:54,632 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 756.06 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 139.86 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -810.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 134.78 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 3090.58 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 39851.73 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 2.0 GB). Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 144.7 MB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 175]: 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: 582]: Loop Invariant [2018-11-07 02:49:54,643 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,644 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,644 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,644 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,644 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,644 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,646 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,647 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,647 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,647 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,648 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,648 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,648 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,648 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,648 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,649 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,649 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-07 02:49:54,649 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] Derived loop invariant: ((((((((!(a19 == 10) && !(a19 == 8)) && !(a10 == 1)) || (!(a10 == 1) && (forall v_prenex_6 : int :: (v_prenex_6 < a1 || 0 < v_prenex_6 / 5 + 331463) || !(0 == v_prenex_6 % 5)))) || 10 == \old(a19)) || (\exists v_prenex_6 : int :: (0 == v_prenex_6 % 5 && v_prenex_6 / 5 + 331463 <= 0) && \old(a1) <= v_prenex_6)) || 8 == \old(a19)) || 1 == \old(a10)) || (!(a19 == 8) && (forall v_prenex_6 : int :: (v_prenex_6 < a1 || 0 < v_prenex_6 / 5 + 331463) || !(0 == v_prenex_6 % 5)))) || 38 < a1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 39.7s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 14.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 346 SDtfs, 2581 SDslu, 301 SDs, 0 SdLazy, 3057 SolverSat, 1030 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 12.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 321 GetRequests, 219 SyntacticMatches, 77 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 394 ImplicationChecksByTransitivity, 9.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1107occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 13.6s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 11 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 33 PreInvPairs, 61 NumberOfFragments, 475 HoareAnnotationTreeSize, 33 FomulaSimplifications, 580 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 592 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 9.9s InterpolantComputationTime, 691 NumberOfCodeBlocks, 691 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 829 ConstructedInterpolants, 85 QuantifiedInterpolants, 1167036 SizeOfPredicates, 3 NumberOfNonLiveVariables, 283 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 179/285 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...