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/Problem02_label41.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 21:53:41,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 21:53:41,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 21:53:41,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 21:53:41,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 21:53:41,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 21:53:41,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 21:53:41,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 21:53:41,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 21:53:41,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 21:53:41,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 21:53:41,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 21:53:41,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 21:53:41,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 21:53:41,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 21:53:41,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 21:53:41,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 21:53:41,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 21:53:41,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 21:53:41,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 21:53:41,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 21:53:41,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 21:53:41,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 21:53:41,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 21:53:41,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 21:53:41,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 21:53:41,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 21:53:41,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 21:53:41,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 21:53:41,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 21:53:41,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 21:53:41,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 21:53:41,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 21:53:41,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 21:53:41,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 21:53:41,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 21:53:41,426 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 [2019-10-14 21:53:41,448 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 21:53:41,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 21:53:41,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 21:53:41,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 21:53:41,451 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 21:53:41,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 21:53:41,452 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 21:53:41,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 21:53:41,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 21:53:41,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 21:53:41,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 21:53:41,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 21:53:41,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 21:53:41,455 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 21:53:41,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 21:53:41,455 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 21:53:41,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 21:53:41,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 21:53:41,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 21:53:41,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 21:53:41,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 21:53:41,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 21:53:41,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 21:53:41,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 21:53:41,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 21:53:41,458 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 21:53:41,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 21:53:41,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 21:53:41,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 21:53:41,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 21:53:41,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 21:53:41,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 21:53:41,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 21:53:41,768 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 21:53:41,769 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label41.c [2019-10-14 21:53:41,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df4c82dfa/b161439ba89e41b0aa9e30206ebe2584/FLAG154a1d742 [2019-10-14 21:53:42,466 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 21:53:42,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label41.c [2019-10-14 21:53:42,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df4c82dfa/b161439ba89e41b0aa9e30206ebe2584/FLAG154a1d742 [2019-10-14 21:53:42,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df4c82dfa/b161439ba89e41b0aa9e30206ebe2584 [2019-10-14 21:53:42,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 21:53:42,689 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 21:53:42,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 21:53:42,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 21:53:42,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 21:53:42,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:53:42" (1/1) ... [2019-10-14 21:53:42,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0ce6e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:42, skipping insertion in model container [2019-10-14 21:53:42,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:53:42" (1/1) ... [2019-10-14 21:53:42,706 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 21:53:42,773 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 21:53:43,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:53:43,174 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 21:53:43,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:53:43,412 INFO L192 MainTranslator]: Completed translation [2019-10-14 21:53:43,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:43 WrapperNode [2019-10-14 21:53:43,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 21:53:43,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 21:53:43,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 21:53:43,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 21:53:43,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:43" (1/1) ... [2019-10-14 21:53:43,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:43" (1/1) ... [2019-10-14 21:53:43,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:43" (1/1) ... [2019-10-14 21:53:43,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:43" (1/1) ... [2019-10-14 21:53:43,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:43" (1/1) ... [2019-10-14 21:53:43,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:43" (1/1) ... [2019-10-14 21:53:43,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:43" (1/1) ... [2019-10-14 21:53:43,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 21:53:43,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 21:53:43,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 21:53:43,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 21:53:43,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:43" (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 [2019-10-14 21:53:43,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 21:53:43,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 21:53:43,574 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 21:53:43,575 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 21:53:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 21:53:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 21:53:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 21:53:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 21:53:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 21:53:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 21:53:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 21:53:44,689 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 21:53:44,690 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 21:53:44,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:53:44 BoogieIcfgContainer [2019-10-14 21:53:44,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 21:53:44,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 21:53:44,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 21:53:44,696 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 21:53:44,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 09:53:42" (1/3) ... [2019-10-14 21:53:44,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:53:44, skipping insertion in model container [2019-10-14 21:53:44,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:53:43" (2/3) ... [2019-10-14 21:53:44,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:53:44, skipping insertion in model container [2019-10-14 21:53:44,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:53:44" (3/3) ... [2019-10-14 21:53:44,700 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label41.c [2019-10-14 21:53:44,711 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 21:53:44,720 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 21:53:44,732 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 21:53:44,770 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 21:53:44,770 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 21:53:44,770 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 21:53:44,771 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 21:53:44,771 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 21:53:44,771 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 21:53:44,771 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 21:53:44,772 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 21:53:44,812 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-10-14 21:53:44,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-10-14 21:53:44,829 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:44,830 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:44,832 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:44,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:44,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1961179338, now seen corresponding path program 1 times [2019-10-14 21:53:44,850 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:44,850 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141426565] [2019-10-14 21:53:44,851 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:44,851 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:44,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:45,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:53:45,348 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141426565] [2019-10-14 21:53:45,349 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:53:45,350 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 21:53:45,350 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111534959] [2019-10-14 21:53:45,358 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:53:45,358 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:45,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:53:45,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 21:53:45,382 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2019-10-14 21:53:47,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:47,650 INFO L93 Difference]: Finished difference Result 784 states and 1378 transitions. [2019-10-14 21:53:47,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 21:53:47,652 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 96 [2019-10-14 21:53:47,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:47,674 INFO L225 Difference]: With dead ends: 784 [2019-10-14 21:53:47,674 INFO L226 Difference]: Without dead ends: 480 [2019-10-14 21:53:47,688 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:53:47,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2019-10-14 21:53:47,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 473. [2019-10-14 21:53:47,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2019-10-14 21:53:47,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 645 transitions. [2019-10-14 21:53:47,775 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 645 transitions. Word has length 96 [2019-10-14 21:53:47,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:47,776 INFO L462 AbstractCegarLoop]: Abstraction has 473 states and 645 transitions. [2019-10-14 21:53:47,776 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:53:47,776 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 645 transitions. [2019-10-14 21:53:47,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-10-14 21:53:47,784 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:47,785 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-14 21:53:47,785 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:47,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:47,786 INFO L82 PathProgramCache]: Analyzing trace with hash -1318994351, now seen corresponding path program 1 times [2019-10-14 21:53:47,786 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:47,786 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506676367] [2019-10-14 21:53:47,786 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:47,786 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:47,787 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:47,982 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:53:47,982 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506676367] [2019-10-14 21:53:47,983 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1128949620] [2019-10-14 21:53:47,983 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 [2019-10-14 21:53:48,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:48,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-14 21:53:48,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:48,184 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-14 21:53:48,185 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:53:48,185 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2019-10-14 21:53:48,186 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999178434] [2019-10-14 21:53:48,190 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-14 21:53:48,190 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:48,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-14 21:53:48,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:53:48,191 INFO L87 Difference]: Start difference. First operand 473 states and 645 transitions. Second operand 7 states. [2019-10-14 21:53:50,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:50,640 INFO L93 Difference]: Finished difference Result 2312 states and 3363 transitions. [2019-10-14 21:53:50,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-14 21:53:50,641 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 117 [2019-10-14 21:53:50,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:50,655 INFO L225 Difference]: With dead ends: 2312 [2019-10-14 21:53:50,655 INFO L226 Difference]: Without dead ends: 1845 [2019-10-14 21:53:50,658 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2019-10-14 21:53:50,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1845 states. [2019-10-14 21:53:50,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1845 to 1815. [2019-10-14 21:53:50,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1815 states. [2019-10-14 21:53:50,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1815 states and 2327 transitions. [2019-10-14 21:53:50,767 INFO L78 Accepts]: Start accepts. Automaton has 1815 states and 2327 transitions. Word has length 117 [2019-10-14 21:53:50,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:50,768 INFO L462 AbstractCegarLoop]: Abstraction has 1815 states and 2327 transitions. [2019-10-14 21:53:50,768 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-14 21:53:50,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2327 transitions. [2019-10-14 21:53:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-10-14 21:53:50,786 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:50,787 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:50,994 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:50,994 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:50,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:50,995 INFO L82 PathProgramCache]: Analyzing trace with hash 212891463, now seen corresponding path program 1 times [2019-10-14 21:53:50,995 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:50,996 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031408782] [2019-10-14 21:53:50,996 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:50,996 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:50,997 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:51,244 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-14 21:53:51,244 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031408782] [2019-10-14 21:53:51,244 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [881671783] [2019-10-14 21:53:51,245 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 [2019-10-14 21:53:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:51,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:53:51,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:51,452 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-14 21:53:51,452 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:53:51,452 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12 [2019-10-14 21:53:51,453 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142028078] [2019-10-14 21:53:51,455 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 21:53:51,455 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:51,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 21:53:51,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2019-10-14 21:53:51,456 INFO L87 Difference]: Start difference. First operand 1815 states and 2327 transitions. Second operand 12 states. [2019-10-14 21:53:52,422 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-10-14 21:53:55,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:55,410 INFO L93 Difference]: Finished difference Result 5615 states and 7558 transitions. [2019-10-14 21:53:55,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-10-14 21:53:55,411 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 133 [2019-10-14 21:53:55,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:55,431 INFO L225 Difference]: With dead ends: 5615 [2019-10-14 21:53:55,431 INFO L226 Difference]: Without dead ends: 3806 [2019-10-14 21:53:55,438 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=322, Invalid=1238, Unknown=0, NotChecked=0, Total=1560 [2019-10-14 21:53:55,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3806 states. [2019-10-14 21:53:55,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3806 to 3196. [2019-10-14 21:53:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3196 states. [2019-10-14 21:53:55,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 3196 states and 3947 transitions. [2019-10-14 21:53:55,568 INFO L78 Accepts]: Start accepts. Automaton has 3196 states and 3947 transitions. Word has length 133 [2019-10-14 21:53:55,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:55,570 INFO L462 AbstractCegarLoop]: Abstraction has 3196 states and 3947 transitions. [2019-10-14 21:53:55,570 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 21:53:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 3947 transitions. [2019-10-14 21:53:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-10-14 21:53:55,581 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:55,581 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:55,785 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:55,786 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:55,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:55,786 INFO L82 PathProgramCache]: Analyzing trace with hash -183412167, now seen corresponding path program 1 times [2019-10-14 21:53:55,787 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:55,787 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117623287] [2019-10-14 21:53:55,787 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:55,787 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:55,788 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:56,037 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 58 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 21:53:56,037 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117623287] [2019-10-14 21:53:56,038 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155269782] [2019-10-14 21:53:56,038 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 [2019-10-14 21:53:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:56,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-14 21:53:56,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:56,216 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-14 21:53:56,216 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:53:56,216 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2019-10-14 21:53:56,217 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435093357] [2019-10-14 21:53:56,218 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:53:56,218 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:56,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:53:56,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2019-10-14 21:53:56,219 INFO L87 Difference]: Start difference. First operand 3196 states and 3947 transitions. Second operand 5 states. [2019-10-14 21:53:56,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:56,887 INFO L93 Difference]: Finished difference Result 6447 states and 8241 transitions. [2019-10-14 21:53:56,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 21:53:56,887 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2019-10-14 21:53:56,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:56,905 INFO L225 Difference]: With dead ends: 6447 [2019-10-14 21:53:56,905 INFO L226 Difference]: Without dead ends: 3257 [2019-10-14 21:53:56,915 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 148 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2019-10-14 21:53:56,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3257 states. [2019-10-14 21:53:57,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3257 to 3203. [2019-10-14 21:53:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3203 states. [2019-10-14 21:53:57,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 3203 states and 3667 transitions. [2019-10-14 21:53:57,016 INFO L78 Accepts]: Start accepts. Automaton has 3203 states and 3667 transitions. Word has length 147 [2019-10-14 21:53:57,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:57,017 INFO L462 AbstractCegarLoop]: Abstraction has 3203 states and 3667 transitions. [2019-10-14 21:53:57,017 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:53:57,017 INFO L276 IsEmpty]: Start isEmpty. Operand 3203 states and 3667 transitions. [2019-10-14 21:53:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-10-14 21:53:57,028 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:57,029 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:57,233 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:57,233 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:57,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:57,234 INFO L82 PathProgramCache]: Analyzing trace with hash -964088420, now seen corresponding path program 1 times [2019-10-14 21:53:57,234 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:57,234 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881863952] [2019-10-14 21:53:57,234 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:57,235 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:57,235 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:57,642 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-14 21:53:57,642 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881863952] [2019-10-14 21:53:57,643 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1848246097] [2019-10-14 21:53:57,643 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:57,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:53:57,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:57,821 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-14 21:53:57,821 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:53:57,822 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2019-10-14 21:53:57,822 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105255512] [2019-10-14 21:53:57,823 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 21:53:57,823 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:57,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 21:53:57,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-10-14 21:53:57,825 INFO L87 Difference]: Start difference. First operand 3203 states and 3667 transitions. Second operand 11 states. [2019-10-14 21:54:01,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:54:01,885 INFO L93 Difference]: Finished difference Result 6833 states and 7858 transitions. [2019-10-14 21:54:01,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2019-10-14 21:54:01,886 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2019-10-14 21:54:01,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:54:01,886 INFO L225 Difference]: With dead ends: 6833 [2019-10-14 21:54:01,887 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 21:54:01,898 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=237, Invalid=819, Unknown=0, NotChecked=0, Total=1056 [2019-10-14 21:54:01,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 21:54:01,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 21:54:01,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 21:54:01,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 21:54:01,899 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174 [2019-10-14 21:54:01,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:54:01,899 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 21:54:01,899 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 21:54:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 21:54:01,900 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 21:54:02,103 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:54:02,109 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 21:54:03,160 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 44 [2019-10-14 21:54:03,419 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 45 [2019-10-14 21:54:03,627 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 45 [2019-10-14 21:54:03,629 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:54:03,629 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2019-10-14 21:54:03,630 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:54:03,630 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,630 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,630 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,630 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,631 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,631 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-10-14 21:54:03,631 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-10-14 21:54:03,631 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-14 21:54:03,631 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-14 21:54:03,631 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-14 21:54:03,631 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-10-14 21:54:03,632 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-14 21:54:03,632 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-10-14 21:54:03,632 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-10-14 21:54:03,632 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-10-14 21:54:03,632 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-10-14 21:54:03,632 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-10-14 21:54:03,632 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-10-14 21:54:03,633 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,633 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,633 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,633 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,633 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-10-14 21:54:03,633 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,633 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-10-14 21:54:03,634 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-14 21:54:03,634 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-14 21:54:03,634 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-14 21:54:03,634 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-10-14 21:54:03,634 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-14 21:54:03,634 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-10-14 21:54:03,634 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-10-14 21:54:03,635 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-10-14 21:54:03,635 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-10-14 21:54:03,635 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-10-14 21:54:03,635 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-10-14 21:54:03,635 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-10-14 21:54:03,635 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-10-14 21:54:03,635 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-10-14 21:54:03,635 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,636 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,636 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,636 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,636 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,636 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-10-14 21:54:03,636 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-10-14 21:54:03,636 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-10-14 21:54:03,637 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-14 21:54:03,637 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-14 21:54:03,637 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-14 21:54:03,637 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-14 21:54:03,637 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-10-14 21:54:03,637 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-10-14 21:54:03,637 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-10-14 21:54:03,637 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-10-14 21:54:03,638 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,638 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,638 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,638 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,638 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,638 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-10-14 21:54:03,638 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-10-14 21:54:03,639 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-10-14 21:54:03,639 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-14 21:54:03,639 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-14 21:54:03,640 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-14 21:54:03,640 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-14 21:54:03,640 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-10-14 21:54:03,640 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-10-14 21:54:03,640 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-10-14 21:54:03,640 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-10-14 21:54:03,640 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-10-14 21:54:03,640 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-10-14 21:54:03,641 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,642 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,643 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,643 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,643 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-10-14 21:54:03,643 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,643 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-10-14 21:54:03,643 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,643 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-10-14 21:54:03,643 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-10-14 21:54:03,644 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-10-14 21:54:03,644 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,644 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,644 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-14 21:54:03,644 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-10-14 21:54:03,644 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-10-14 21:54:03,644 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-14 21:54:03,644 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-14 21:54:03,644 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-14 21:54:03,645 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-10-14 21:54:03,645 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-10-14 21:54:03,645 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-10-14 21:54:03,645 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-10-14 21:54:03,645 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-10-14 21:54:03,645 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,645 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,646 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,646 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,646 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,646 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,646 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 442) no Hoare annotation was computed. [2019-10-14 21:54:03,646 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-10-14 21:54:03,646 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-14 21:54:03,646 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-14 21:54:03,647 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-10-14 21:54:03,647 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-14 21:54:03,647 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-14 21:54:03,647 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-14 21:54:03,647 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-10-14 21:54:03,647 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-10-14 21:54:03,647 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-10-14 21:54:03,647 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-10-14 21:54:03,648 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,648 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,648 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,648 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,648 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,648 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,648 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-10-14 21:54:03,648 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-10-14 21:54:03,649 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-10-14 21:54:03,649 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-14 21:54:03,649 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-14 21:54:03,649 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-10-14 21:54:03,649 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-14 21:54:03,649 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-14 21:54:03,649 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-14 21:54:03,649 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-10-14 21:54:03,650 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-10-14 21:54:03,650 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-10-14 21:54:03,650 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-10-14 21:54:03,650 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-10-14 21:54:03,650 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,650 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,650 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,651 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse6 (= 1 |old(~a25~0)|))) (let ((.cse0 (not (<= |old(~a28~0)| 7))) (.cse5 (not .cse6)) (.cse1 (not (<= |old(~a11~0)| 0))) (.cse3 (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|))) (.cse4 (= 1 |old(~a19~0)|)) (.cse2 (not (<= |old(~a17~0)| 8)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or (not .cse4) (not (<= 9 |old(~a28~0)|)) .cse3 .cse2) (or .cse0 .cse5 .cse3 .cse2) (or .cse4 .cse3 .cse2 .cse6) (or .cse5 .cse3 .cse1 .cse2) (or .cse3 (or .cse4 (not (<= |old(~a28~0)| 9)) .cse2))))) [2019-10-14 21:54:03,651 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,651 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,651 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,651 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-10-14 21:54:03,651 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-10-14 21:54:03,651 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-10-14 21:54:03,652 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-14 21:54:03,652 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-14 21:54:03,652 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-14 21:54:03,652 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-14 21:54:03,652 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-14 21:54:03,652 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-14 21:54:03,652 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-10-14 21:54:03,652 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-10-14 21:54:03,652 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-10-14 21:54:03,652 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-14 21:54:03,653 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,654 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-10-14 21:54:03,655 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-10-14 21:54:03,656 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-10-14 21:54:03,656 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-10-14 21:54:03,656 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-10-14 21:54:03,656 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-10-14 21:54:03,656 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-10-14 21:54:03,656 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-10-14 21:54:03,656 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:54:03,656 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (not (= ~a25~0 1)) (= ~a19~0 1) (<= ~a11~0 0) (<= ~a17~0 8)) [2019-10-14 21:54:03,657 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 21:54:03,657 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:54:03,657 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a11~0)| 0)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (not (<= |old(~a17~0)| 8)) (= 1 |old(~a25~0)|)) [2019-10-14 21:54:03,657 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (= ~a19~0 1)) (.cse2 (<= 9 ~a28~0)) (.cse3 (= ~a25~0 1)) (.cse1 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (and (not .cse0) (<= ~a28~0 9) .cse1) (and .cse0 .cse2 .cse1) (and (<= ~a11~0 0) .cse3 .cse1) (not (<= |old(~a11~0)| 0)) (= 1 |old(~a25~0)|) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (and (not .cse3) .cse2 .cse1) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a17~0)| 8)) (and .cse3 (and (<= ~a28~0 7) .cse1)))) [2019-10-14 21:54:03,657 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-10-14 21:54:03,657 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-10-14 21:54:03,658 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= ~a19~0 1)) (.cse2 (<= 9 ~a28~0)) (.cse3 (= ~a25~0 1)) (.cse1 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (and (not .cse0) (<= ~a28~0 9) .cse1) (and .cse0 .cse2 .cse1) (and (<= ~a11~0 0) .cse3 .cse1) (not (<= |old(~a11~0)| 0)) (= 1 |old(~a25~0)|) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (and (not .cse3) .cse2 .cse1) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a17~0)| 8)) (and .cse3 (and (<= ~a28~0 7) .cse1)))) [2019-10-14 21:54:03,658 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-10-14 21:54:03,658 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-14 21:54:03,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 09:54:03 BoogieIcfgContainer [2019-10-14 21:54:03,681 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 21:54:03,683 INFO L168 Benchmark]: Toolchain (without parser) took 20994.12 ms. Allocated memory was 145.2 MB in the beginning and 481.3 MB in the end (delta: 336.1 MB). Free memory was 101.9 MB in the beginning and 88.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 349.7 MB. Max. memory is 7.1 GB. [2019-10-14 21:54:03,688 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 21:54:03,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.02 ms. Allocated memory was 145.2 MB in the beginning and 205.5 MB in the end (delta: 60.3 MB). Free memory was 101.6 MB in the beginning and 173.2 MB in the end (delta: -71.6 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. [2019-10-14 21:54:03,691 INFO L168 Benchmark]: Boogie Preprocessor took 106.11 ms. Allocated memory is still 205.5 MB. Free memory was 173.2 MB in the beginning and 168.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-10-14 21:54:03,693 INFO L168 Benchmark]: RCFGBuilder took 1172.42 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 168.2 MB in the beginning and 183.9 MB in the end (delta: -15.7 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2019-10-14 21:54:03,696 INFO L168 Benchmark]: TraceAbstraction took 18988.10 ms. Allocated memory was 238.0 MB in the beginning and 481.3 MB in the end (delta: 243.3 MB). Free memory was 183.9 MB in the beginning and 88.2 MB in the end (delta: 95.7 MB). Peak memory consumption was 338.9 MB. Max. memory is 7.1 GB. [2019-10-14 21:54:03,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 723.02 ms. Allocated memory was 145.2 MB in the beginning and 205.5 MB in the end (delta: 60.3 MB). Free memory was 101.6 MB in the beginning and 173.2 MB in the end (delta: -71.6 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.11 ms. Allocated memory is still 205.5 MB. Free memory was 173.2 MB in the beginning and 168.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1172.42 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 168.2 MB in the beginning and 183.9 MB in the end (delta: -15.7 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18988.10 ms. Allocated memory was 238.0 MB in the beginning and 481.3 MB in the end (delta: 243.3 MB). Free memory was 183.9 MB in the beginning and 88.2 MB in the end (delta: 95.7 MB). Peak memory consumption was 338.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 442]: 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: 606]: Loop Invariant Derived loop invariant: (((((((((!(\old(a28) <= 7) || ((!(a19 == 1) && a28 <= 9) && a17 <= 8)) || ((a19 == 1 && 9 <= a28) && a17 <= 8)) || ((a11 <= 0 && a25 == 1) && a17 <= 8)) || !(\old(a11) <= 0)) || 1 == \old(a25)) || (((a11 == \old(a11) && a17 == \old(a17)) && a28 == \old(a28)) && a25 == \old(a25))) || ((!(a25 == 1) && 9 <= a28) && a17 <= 8)) || !(1 == \old(a19))) || !(\old(a17) <= 8)) || (a25 == 1 && a28 <= 7 && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 18.8s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 13.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, HoareTripleCheckerStatistics: 239 SDtfs, 4966 SDslu, 469 SDs, 0 SdLazy, 7866 SolverSat, 1501 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 733 GetRequests, 632 SyntacticMatches, 3 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 638 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3203occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 701 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 89 PreInvPairs, 139 NumberOfFragments, 452 HoareAnnotationTreeSize, 89 FomulaSimplifications, 10942 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2981 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1238 NumberOfCodeBlocks, 1238 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1229 ConstructedInterpolants, 0 QuantifiedInterpolants, 382031 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1618 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 415/452 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...