java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label54.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 17:59:03,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 17:59:03,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 17:59:03,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 17:59:03,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 17:59:03,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 17:59:03,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 17:59:03,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 17:59:03,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 17:59:03,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 17:59:03,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 17:59:03,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 17:59:03,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 17:59:03,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 17:59:03,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 17:59:03,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 17:59:03,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 17:59:03,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 17:59:03,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 17:59:03,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 17:59:03,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 17:59:03,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 17:59:03,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 17:59:03,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 17:59:03,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-13 17:59:03,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 17:59:03,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 17:59:03,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 17:59:03,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 17:59:03,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 17:59:03,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 17:59:03,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 17:59:03,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 17:59:03,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 17:59:03,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 17:59:03,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 17:59:03,640 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 17:59:03,654 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 17:59:03,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 17:59:03,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 17:59:03,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 17:59:03,656 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 17:59:03,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 17:59:03,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 17:59:03,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 17:59:03,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 17:59:03,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 17:59:03,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 17:59:03,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 17:59:03,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 17:59:03,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 17:59:03,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 17:59:03,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 17:59:03,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 17:59:03,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 17:59:03,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 17:59:03,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 17:59:03,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 17:59:03,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 17:59:03,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 17:59:03,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 17:59:03,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 17:59:03,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 17:59:03,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 17:59:03,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 17:59:03,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 17:59:03,930 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 17:59:03,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 17:59:03,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 17:59:03,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 17:59:03,954 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 17:59:03,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label54.c [2019-10-13 17:59:04,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5b0cc5e2/cc15fe0be45942e8885930f5b09d43c0/FLAG78d3687b4 [2019-10-13 17:59:04,610 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 17:59:04,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label54.c [2019-10-13 17:59:04,626 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5b0cc5e2/cc15fe0be45942e8885930f5b09d43c0/FLAG78d3687b4 [2019-10-13 17:59:04,861 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5b0cc5e2/cc15fe0be45942e8885930f5b09d43c0 [2019-10-13 17:59:04,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 17:59:04,872 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 17:59:04,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 17:59:04,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 17:59:04,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 17:59:04,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:59:04" (1/1) ... [2019-10-13 17:59:04,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ed2b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:04, skipping insertion in model container [2019-10-13 17:59:04,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:59:04" (1/1) ... [2019-10-13 17:59:04,889 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 17:59:04,951 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 17:59:05,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:59:05,475 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 17:59:05,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:59:05,628 INFO L192 MainTranslator]: Completed translation [2019-10-13 17:59:05,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:05 WrapperNode [2019-10-13 17:59:05,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 17:59:05,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 17:59:05,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 17:59:05,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 17:59:05,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:05" (1/1) ... [2019-10-13 17:59:05,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:05" (1/1) ... [2019-10-13 17:59:05,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:05" (1/1) ... [2019-10-13 17:59:05,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:05" (1/1) ... [2019-10-13 17:59:05,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:05" (1/1) ... [2019-10-13 17:59:05,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:05" (1/1) ... [2019-10-13 17:59:05,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:05" (1/1) ... [2019-10-13 17:59:05,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 17:59:05,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 17:59:05,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 17:59:05,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 17:59:05,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:05" (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 [2019-10-13 17:59:05,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 17:59:05,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 17:59:05,827 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-13 17:59:05,827 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 17:59:05,827 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-13 17:59:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 17:59:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 17:59:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 17:59:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 17:59:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 17:59:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 17:59:07,123 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 17:59:07,123 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-13 17:59:07,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:59:07 BoogieIcfgContainer [2019-10-13 17:59:07,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 17:59:07,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 17:59:07,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 17:59:07,130 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 17:59:07,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:59:04" (1/3) ... [2019-10-13 17:59:07,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d8263c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:59:07, skipping insertion in model container [2019-10-13 17:59:07,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:59:05" (2/3) ... [2019-10-13 17:59:07,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d8263c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:59:07, skipping insertion in model container [2019-10-13 17:59:07,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:59:07" (3/3) ... [2019-10-13 17:59:07,135 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label54.c [2019-10-13 17:59:07,146 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 17:59:07,157 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 17:59:07,168 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 17:59:07,205 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 17:59:07,205 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 17:59:07,205 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 17:59:07,205 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 17:59:07,206 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 17:59:07,206 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 17:59:07,206 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 17:59:07,206 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 17:59:07,234 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2019-10-13 17:59:07,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-13 17:59:07,244 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:59:07,245 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:59:07,247 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:59:07,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:59:07,253 INFO L82 PathProgramCache]: Analyzing trace with hash 664864703, now seen corresponding path program 1 times [2019-10-13 17:59:07,262 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:59:07,262 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819142900] [2019-10-13 17:59:07,263 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:07,263 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:07,263 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:59:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:59:07,661 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819142900] [2019-10-13 17:59:07,663 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:59:07,663 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 17:59:07,663 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621255269] [2019-10-13 17:59:07,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 17:59:07,669 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:59:07,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 17:59:07,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-13 17:59:07,688 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2019-10-13 17:59:09,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:59:09,637 INFO L93 Difference]: Finished difference Result 730 states and 1301 transitions. [2019-10-13 17:59:09,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 17:59:09,640 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2019-10-13 17:59:09,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:59:09,658 INFO L225 Difference]: With dead ends: 730 [2019-10-13 17:59:09,658 INFO L226 Difference]: Without dead ends: 447 [2019-10-13 17:59:09,665 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:59:09,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2019-10-13 17:59:09,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 441. [2019-10-13 17:59:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2019-10-13 17:59:09,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 672 transitions. [2019-10-13 17:59:09,752 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 672 transitions. Word has length 68 [2019-10-13 17:59:09,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:59:09,753 INFO L462 AbstractCegarLoop]: Abstraction has 441 states and 672 transitions. [2019-10-13 17:59:09,753 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 17:59:09,754 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 672 transitions. [2019-10-13 17:59:09,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-10-13 17:59:09,761 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:59:09,761 INFO L380 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, 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] [2019-10-13 17:59:09,761 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:59:09,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:59:09,762 INFO L82 PathProgramCache]: Analyzing trace with hash -613948535, now seen corresponding path program 1 times [2019-10-13 17:59:09,762 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:59:09,763 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877303744] [2019-10-13 17:59:09,763 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:09,763 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:09,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:59:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:10,124 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:59:10,124 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877303744] [2019-10-13 17:59:10,125 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:59:10,125 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 17:59:10,125 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522168502] [2019-10-13 17:59:10,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:59:10,128 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:59:10,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:59:10,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:59:10,128 INFO L87 Difference]: Start difference. First operand 441 states and 672 transitions. Second operand 9 states. [2019-10-13 17:59:11,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:59:11,663 INFO L93 Difference]: Finished difference Result 1041 states and 1612 transitions. [2019-10-13 17:59:11,663 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 17:59:11,663 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 141 [2019-10-13 17:59:11,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:59:11,669 INFO L225 Difference]: With dead ends: 1041 [2019-10-13 17:59:11,670 INFO L226 Difference]: Without dead ends: 606 [2019-10-13 17:59:11,672 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2019-10-13 17:59:11,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2019-10-13 17:59:11,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 592. [2019-10-13 17:59:11,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2019-10-13 17:59:11,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 829 transitions. [2019-10-13 17:59:11,712 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 829 transitions. Word has length 141 [2019-10-13 17:59:11,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:59:11,713 INFO L462 AbstractCegarLoop]: Abstraction has 592 states and 829 transitions. [2019-10-13 17:59:11,713 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:59:11,713 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 829 transitions. [2019-10-13 17:59:11,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-10-13 17:59:11,720 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:59:11,721 INFO L380 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, 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] [2019-10-13 17:59:11,721 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:59:11,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:59:11,722 INFO L82 PathProgramCache]: Analyzing trace with hash -628006051, now seen corresponding path program 1 times [2019-10-13 17:59:11,722 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:59:11,722 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373165530] [2019-10-13 17:59:11,722 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:11,723 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:11,723 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:59:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:11,907 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:59:11,907 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373165530] [2019-10-13 17:59:11,908 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428077372] [2019-10-13 17:59:11,908 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:59:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:12,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:59:12,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:59:12,139 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:59:12,140 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:59:12,140 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-13 17:59:12,141 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757871443] [2019-10-13 17:59:12,143 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:59:12,144 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:59:12,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:59:12,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:59:12,151 INFO L87 Difference]: Start difference. First operand 592 states and 829 transitions. Second operand 3 states. [2019-10-13 17:59:12,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:59:12,741 INFO L93 Difference]: Finished difference Result 1615 states and 2274 transitions. [2019-10-13 17:59:12,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:59:12,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2019-10-13 17:59:12,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:59:12,757 INFO L225 Difference]: With dead ends: 1615 [2019-10-13 17:59:12,758 INFO L226 Difference]: Without dead ends: 1029 [2019-10-13 17:59:12,761 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:59:12,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2019-10-13 17:59:12,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 886. [2019-10-13 17:59:12,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 886 states. [2019-10-13 17:59:12,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1150 transitions. [2019-10-13 17:59:12,825 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1150 transitions. Word has length 147 [2019-10-13 17:59:12,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:59:12,826 INFO L462 AbstractCegarLoop]: Abstraction has 886 states and 1150 transitions. [2019-10-13 17:59:12,826 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:59:12,827 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1150 transitions. [2019-10-13 17:59:12,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-10-13 17:59:12,843 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:59:12,844 INFO L380 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, 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] [2019-10-13 17:59:13,050 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:59:13,054 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:59:13,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:59:13,054 INFO L82 PathProgramCache]: Analyzing trace with hash -2103611842, now seen corresponding path program 1 times [2019-10-13 17:59:13,054 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:59:13,054 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830650115] [2019-10-13 17:59:13,055 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:13,055 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:13,055 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:59:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:13,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:59:13,449 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830650115] [2019-10-13 17:59:13,450 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:59:13,450 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 17:59:13,450 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76083341] [2019-10-13 17:59:13,451 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:59:13,451 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:59:13,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:59:13,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:59:13,451 INFO L87 Difference]: Start difference. First operand 886 states and 1150 transitions. Second operand 9 states. [2019-10-13 17:59:15,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:59:15,199 INFO L93 Difference]: Finished difference Result 2245 states and 2959 transitions. [2019-10-13 17:59:15,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-13 17:59:15,200 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 204 [2019-10-13 17:59:15,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:59:15,207 INFO L225 Difference]: With dead ends: 2245 [2019-10-13 17:59:15,208 INFO L226 Difference]: Without dead ends: 1365 [2019-10-13 17:59:15,210 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2019-10-13 17:59:15,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1365 states. [2019-10-13 17:59:15,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1365 to 1057. [2019-10-13 17:59:15,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1057 states. [2019-10-13 17:59:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 1057 states and 1317 transitions. [2019-10-13 17:59:15,251 INFO L78 Accepts]: Start accepts. Automaton has 1057 states and 1317 transitions. Word has length 204 [2019-10-13 17:59:15,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:59:15,251 INFO L462 AbstractCegarLoop]: Abstraction has 1057 states and 1317 transitions. [2019-10-13 17:59:15,252 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:59:15,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1317 transitions. [2019-10-13 17:59:15,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-10-13 17:59:15,255 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:59:15,256 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:59:15,256 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:59:15,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:59:15,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1285953245, now seen corresponding path program 1 times [2019-10-13 17:59:15,257 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:59:15,257 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031517335] [2019-10-13 17:59:15,257 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:15,257 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:15,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:59:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:15,575 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 189 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 17:59:15,576 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031517335] [2019-10-13 17:59:15,576 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171019969] [2019-10-13 17:59:15,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:59:15,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:15,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:59:15,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:59:15,823 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 190 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:59:15,824 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:59:15,824 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2019-10-13 17:59:15,824 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142664365] [2019-10-13 17:59:15,825 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 17:59:15,826 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:59:15,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 17:59:15,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 17:59:15,826 INFO L87 Difference]: Start difference. First operand 1057 states and 1317 transitions. Second operand 11 states. [2019-10-13 17:59:19,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:59:19,059 INFO L93 Difference]: Finished difference Result 2933 states and 4043 transitions. [2019-10-13 17:59:19,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-10-13 17:59:19,059 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 228 [2019-10-13 17:59:19,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:59:19,069 INFO L225 Difference]: With dead ends: 2933 [2019-10-13 17:59:19,070 INFO L226 Difference]: Without dead ends: 1882 [2019-10-13 17:59:19,075 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=147, Invalid=359, Unknown=0, NotChecked=0, Total=506 [2019-10-13 17:59:19,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1882 states. [2019-10-13 17:59:19,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1882 to 1397. [2019-10-13 17:59:19,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1397 states. [2019-10-13 17:59:19,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1397 states and 1791 transitions. [2019-10-13 17:59:19,156 INFO L78 Accepts]: Start accepts. Automaton has 1397 states and 1791 transitions. Word has length 228 [2019-10-13 17:59:19,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:59:19,157 INFO L462 AbstractCegarLoop]: Abstraction has 1397 states and 1791 transitions. [2019-10-13 17:59:19,158 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-13 17:59:19,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1791 transitions. [2019-10-13 17:59:19,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-10-13 17:59:19,163 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:59:19,164 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:59:19,367 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:59:19,368 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:59:19,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:59:19,369 INFO L82 PathProgramCache]: Analyzing trace with hash 708103176, now seen corresponding path program 1 times [2019-10-13 17:59:19,369 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:59:19,370 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834857408] [2019-10-13 17:59:19,371 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:19,371 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:59:19,371 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:59:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:19,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:19,615 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 120 proven. 2 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-10-13 17:59:19,617 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834857408] [2019-10-13 17:59:19,617 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2075557919] [2019-10-13 17:59:19,617 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:59:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:59:19,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:59:19,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:59:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-10-13 17:59:19,782 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:59:19,782 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-13 17:59:19,782 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601950224] [2019-10-13 17:59:19,783 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:59:19,783 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:59:19,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:59:19,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:59:19,784 INFO L87 Difference]: Start difference. First operand 1397 states and 1791 transitions. Second operand 3 states. [2019-10-13 17:59:20,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:59:20,443 INFO L93 Difference]: Finished difference Result 2933 states and 3813 transitions. [2019-10-13 17:59:20,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:59:20,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 245 [2019-10-13 17:59:20,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:59:20,445 INFO L225 Difference]: With dead ends: 2933 [2019-10-13 17:59:20,445 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 17:59:20,457 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:59:20,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 17:59:20,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 17:59:20,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 17:59:20,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 17:59:20,458 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 245 [2019-10-13 17:59:20,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:59:20,459 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 17:59:20,459 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:59:20,459 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 17:59:20,459 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 17:59:20,671 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:59:20,678 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 17:59:21,214 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 33 [2019-10-13 17:59:21,376 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:59:21,376 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a10~0 |old(~a10~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a19~0 |old(~a19~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|)) [2019-10-13 17:59:21,376 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:59:21,376 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-10-13 17:59:21,377 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,377 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,377 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,377 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,377 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,377 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,377 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-10-13 17:59:21,377 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-10-13 17:59:21,377 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-13 17:59:21,377 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,378 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-10-13 17:59:21,379 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-10-13 17:59:21,380 INFO L443 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-10-13 17:59:21,380 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-10-13 17:59:21,380 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,380 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,380 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,380 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,380 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,380 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-10-13 17:59:21,381 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-13 17:59:21,381 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-10-13 17:59:21,381 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-10-13 17:59:21,381 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-10-13 17:59:21,381 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-10-13 17:59:21,381 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-10-13 17:59:21,381 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-10-13 17:59:21,381 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-10-13 17:59:21,381 INFO L443 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-10-13 17:59:21,382 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,382 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,382 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,382 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,382 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,382 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-10-13 17:59:21,382 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-10-13 17:59:21,382 INFO L443 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-10-13 17:59:21,382 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-10-13 17:59:21,382 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-10-13 17:59:21,383 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-10-13 17:59:21,383 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-10-13 17:59:21,383 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-10-13 17:59:21,383 INFO L443 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-10-13 17:59:21,383 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-10-13 17:59:21,383 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-10-13 17:59:21,383 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-10-13 17:59:21,383 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-10-13 17:59:21,383 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,384 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,384 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,384 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,384 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,384 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-10-13 17:59:21,384 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-10-13 17:59:21,384 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-10-13 17:59:21,384 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-13 17:59:21,384 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-10-13 17:59:21,384 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-10-13 17:59:21,385 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-10-13 17:59:21,385 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-10-13 17:59:21,385 INFO L443 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-10-13 17:59:21,385 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,385 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,385 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,385 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,385 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,385 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,385 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,386 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-10-13 17:59:21,386 INFO L443 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-10-13 17:59:21,386 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-10-13 17:59:21,386 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-10-13 17:59:21,386 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-13 17:59:21,386 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-10-13 17:59:21,386 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-13 17:59:21,386 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-13 17:59:21,386 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-10-13 17:59:21,387 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-10-13 17:59:21,387 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-10-13 17:59:21,387 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-10-13 17:59:21,387 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-10-13 17:59:21,387 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,387 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,387 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,387 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,387 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-10-13 17:59:21,387 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,388 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,388 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-10-13 17:59:21,388 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-10-13 17:59:21,388 INFO L443 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-10-13 17:59:21,388 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-10-13 17:59:21,388 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-10-13 17:59:21,388 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-10-13 17:59:21,388 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-13 17:59:21,388 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-10-13 17:59:21,389 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-10-13 17:59:21,389 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-10-13 17:59:21,389 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-10-13 17:59:21,389 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-10-13 17:59:21,389 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-10-13 17:59:21,389 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,389 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,389 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,389 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,389 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,390 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,390 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-10-13 17:59:21,390 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-10-13 17:59:21,390 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-10-13 17:59:21,390 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-13 17:59:21,390 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-10-13 17:59:21,390 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-10-13 17:59:21,390 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-13 17:59:21,390 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-10-13 17:59:21,391 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-10-13 17:59:21,391 INFO L443 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-10-13 17:59:21,391 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-10-13 17:59:21,391 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse1 (= ~a1~0 |old(~a1~0)|)) (.cse2 (= ~a19~0 |old(~a19~0)|))) (let ((.cse0 (not (<= |old(~a19~0)| 9))) (.cse3 (and .cse1 (= ~a10~0 |old(~a10~0)|) .cse2))) (and (or (or .cse0 (not (= 2 |old(~a10~0)|))) (and .cse1 (= ~a10~0 2) .cse2)) (or .cse3 .cse0 (not (<= 4 |old(~a10~0)|))) (or (or .cse0 (= 8 |old(~a19~0)|)) .cse3) (or .cse3 (not (<= |old(~a10~0)| 1)))))) [2019-10-13 17:59:21,391 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-10-13 17:59:21,391 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-10-13 17:59:21,391 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-10-13 17:59:21,391 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,391 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,391 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,391 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-10-13 17:59:21,392 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-10-13 17:59:21,393 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-10-13 17:59:21,393 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-10-13 17:59:21,393 INFO L443 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-10-13 17:59:21,393 INFO L443 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-10-13 17:59:21,393 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,393 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,393 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,393 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,393 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,394 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,394 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-10-13 17:59:21,394 INFO L443 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-10-13 17:59:21,394 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-10-13 17:59:21,394 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-13 17:59:21,394 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-10-13 17:59:21,394 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-13 17:59:21,394 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-10-13 17:59:21,394 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-10-13 17:59:21,395 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-10-13 17:59:21,395 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-10-13 17:59:21,395 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-10-13 17:59:21,395 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-10-13 17:59:21,395 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,395 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,395 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,395 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,395 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,395 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:59:21,396 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 190) no Hoare annotation was computed. [2019-10-13 17:59:21,396 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-10-13 17:59:21,396 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-10-13 17:59:21,396 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-10-13 17:59:21,396 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-10-13 17:59:21,396 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-10-13 17:59:21,396 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-10-13 17:59:21,396 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-10-13 17:59:21,397 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-10-13 17:59:21,397 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-10-13 17:59:21,397 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-10-13 17:59:21,397 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-10-13 17:59:21,397 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-10-13 17:59:21,397 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:59:21,397 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a19~0 9) (<= ~a10~0 0) (<= 9 ~a19~0)) [2019-10-13 17:59:21,397 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 17:59:21,397 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:59:21,398 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= |old(~a19~0)| 9)) (and (= ~a1~0 |old(~a1~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|)) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|))) [2019-10-13 17:59:21,398 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2019-10-13 17:59:21,398 INFO L439 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 9))) (or (not (<= |old(~a19~0)| 9)) (and .cse0 (<= 4 ~a10~0)) (not (<= |old(~a10~0)| 0)) (and .cse0 (not (= ~a19~0 8))) (and (= ~a10~0 2) .cse0) (<= ~a10~0 1) (not (<= 9 |old(~a19~0)|)))) [2019-10-13 17:59:21,398 INFO L443 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2019-10-13 17:59:21,398 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-10-13 17:59:21,398 INFO L439 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 9))) (or (not (<= |old(~a19~0)| 9)) (and .cse0 (<= 4 ~a10~0)) (not (<= |old(~a10~0)| 0)) (and .cse0 (not (= ~a19~0 8))) (and (= ~a10~0 2) .cse0) (<= ~a10~0 1) (not (<= 9 |old(~a19~0)|)))) [2019-10-13 17:59:21,398 INFO L443 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2019-10-13 17:59:21,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 05:59:21 BoogieIcfgContainer [2019-10-13 17:59:21,417 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 17:59:21,419 INFO L168 Benchmark]: Toolchain (without parser) took 16547.63 ms. Allocated memory was 144.2 MB in the beginning and 459.3 MB in the end (delta: 315.1 MB). Free memory was 100.6 MB in the beginning and 190.8 MB in the end (delta: -90.2 MB). Peak memory consumption was 224.9 MB. Max. memory is 7.1 GB. [2019-10-13 17:59:21,420 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 17:59:21,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.73 ms. Allocated memory was 144.2 MB in the beginning and 203.9 MB in the end (delta: 59.8 MB). Free memory was 100.4 MB in the beginning and 170.3 MB in the end (delta: -69.9 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. [2019-10-13 17:59:21,422 INFO L168 Benchmark]: Boogie Preprocessor took 117.11 ms. Allocated memory is still 203.9 MB. Free memory was 170.3 MB in the beginning and 165.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-10-13 17:59:21,423 INFO L168 Benchmark]: RCFGBuilder took 1378.52 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 165.4 MB in the beginning and 182.6 MB in the end (delta: -17.2 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. [2019-10-13 17:59:21,424 INFO L168 Benchmark]: TraceAbstraction took 14290.60 ms. Allocated memory was 235.4 MB in the beginning and 459.3 MB in the end (delta: 223.9 MB). Free memory was 181.1 MB in the beginning and 190.8 MB in the end (delta: -9.7 MB). Peak memory consumption was 214.2 MB. Max. memory is 7.1 GB. [2019-10-13 17:59:21,429 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 756.73 ms. Allocated memory was 144.2 MB in the beginning and 203.9 MB in the end (delta: 59.8 MB). Free memory was 100.4 MB in the beginning and 170.3 MB in the end (delta: -69.9 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.11 ms. Allocated memory is still 203.9 MB. Free memory was 170.3 MB in the beginning and 165.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1378.52 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 165.4 MB in the beginning and 182.6 MB in the end (delta: -17.2 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14290.60 ms. Allocated memory was 235.4 MB in the beginning and 459.3 MB in the end (delta: 223.9 MB). Free memory was 181.1 MB in the beginning and 190.8 MB in the end (delta: -9.7 MB). Peak memory consumption was 214.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 190]: 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 Derived loop invariant: (((((!(\old(a19) <= 9) || (a19 <= 9 && 4 <= a10)) || !(\old(a10) <= 0)) || (a19 <= 9 && !(a19 == 8))) || (a10 == 2 && a19 <= 9)) || a10 <= 1) || !(9 <= \old(a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Result: SAFE, OverallTime: 14.1s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 9.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 416 SDtfs, 3000 SDslu, 271 SDs, 0 SdLazy, 6023 SolverSat, 1126 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 713 GetRequests, 647 SyntacticMatches, 3 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1397occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 956 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 63 PreInvPairs, 101 NumberOfFragments, 215 HoareAnnotationTreeSize, 63 FomulaSimplifications, 11444 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 956 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1653 NumberOfCodeBlocks, 1653 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1644 ConstructedInterpolants, 0 QuantifiedInterpolants, 888859 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1098 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 1039/1046 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...