/usr/bin/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label01.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 17:23:01,070 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-08-21 17:23:01,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 17:23:01,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 17:23:01,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 17:23:01,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 17:23:01,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 17:23:01,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 17:23:01,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 17:23:01,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 17:23:01,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 17:23:01,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 17:23:01,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 17:23:01,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 17:23:01,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-21 17:23:01,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 17:23:01,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 17:23:01,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 17:23:01,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-21 17:23:01,163 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 17:23:01,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 17:23:01,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 17:23:01,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 17:23:01,165 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 17:23:01,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 17:23:01,165 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 17:23:01,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 17:23:01,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 17:23:01,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 17:23:01,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 17:23:01,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 17:23:01,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 17:23:01,167 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 17:23:01,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 17:23:01,167 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 17:23:01,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 17:23:01,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 17:23:01,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 17:23:01,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 17:23:01,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 17:23:01,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 17:23:01,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 17:23:01,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 17:23:01,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 17:23:01,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 17:23:01,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 17:23:01,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 17:23:01,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 17:23:01,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true; [2020-08-21 17:23:01,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 17:23:01,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 17:23:01,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 17:23:01,470 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 17:23:01,470 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 17:23:01,471 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label01.c [2020-08-21 17:23:01,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e041bdad9/beb502c790184cd0a88ed3697d9fc0ef/FLAGc75fa22a1 [2020-08-21 17:23:02,166 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 17:23:02,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label01.c [2020-08-21 17:23:02,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e041bdad9/beb502c790184cd0a88ed3697d9fc0ef/FLAGc75fa22a1 [2020-08-21 17:23:02,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e041bdad9/beb502c790184cd0a88ed3697d9fc0ef [2020-08-21 17:23:02,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 17:23:02,421 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 17:23:02,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 17:23:02,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 17:23:02,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 17:23:02,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 05:23:02" (1/1) ... [2020-08-21 17:23:02,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@265f99a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:02, skipping insertion in model container [2020-08-21 17:23:02,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 05:23:02" (1/1) ... [2020-08-21 17:23:02,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 17:23:02,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 17:23:03,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 17:23:03,051 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 17:23:03,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 17:23:03,167 INFO L208 MainTranslator]: Completed translation [2020-08-21 17:23:03,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:03 WrapperNode [2020-08-21 17:23:03,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 17:23:03,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 17:23:03,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 17:23:03,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 17:23:03,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:03" (1/1) ... [2020-08-21 17:23:03,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:03" (1/1) ... [2020-08-21 17:23:03,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:03" (1/1) ... [2020-08-21 17:23:03,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:03" (1/1) ... [2020-08-21 17:23:03,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:03" (1/1) ... [2020-08-21 17:23:03,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:03" (1/1) ... [2020-08-21 17:23:03,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:03" (1/1) ... [2020-08-21 17:23:03,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 17:23:03,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 17:23:03,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 17:23:03,291 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 17:23:03,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:03" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-21 17:23:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 17:23:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 17:23:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-21 17:23:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 17:23:03,349 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-21 17:23:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 17:23:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 17:23:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-21 17:23:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 17:23:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 17:23:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 17:23:04,536 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 17:23:04,536 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-21 17:23:04,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 05:23:04 BoogieIcfgContainer [2020-08-21 17:23:04,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 17:23:04,544 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 17:23:04,544 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 17:23:04,547 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 17:23:04,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 05:23:02" (1/3) ... [2020-08-21 17:23:04,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b0714c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 05:23:04, skipping insertion in model container [2020-08-21 17:23:04,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:23:03" (2/3) ... [2020-08-21 17:23:04,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b0714c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 05:23:04, skipping insertion in model container [2020-08-21 17:23:04,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 05:23:04" (3/3) ... [2020-08-21 17:23:04,551 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label01.c [2020-08-21 17:23:04,562 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 17:23:04,571 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 17:23:04,585 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 17:23:04,612 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 17:23:04,613 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 17:23:04,613 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 17:23:04,613 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 17:23:04,614 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 17:23:04,614 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 17:23:04,614 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 17:23:04,615 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 17:23:04,637 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-08-21 17:23:04,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-08-21 17:23:04,651 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:23:04,652 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:23:04,653 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:23:04,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:23:04,659 INFO L82 PathProgramCache]: Analyzing trace with hash 1511676745, now seen corresponding path program 1 times [2020-08-21 17:23:04,668 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:23:04,669 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1455234741] [2020-08-21 17:23:04,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:23:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:05,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:23:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:05,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 17:23:05,324 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1455234741] [2020-08-21 17:23:05,327 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 17:23:05,328 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 17:23:05,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122069038] [2020-08-21 17:23:05,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 17:23:05,336 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:23:05,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 17:23:05,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 17:23:05,355 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-08-21 17:23:07,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:23:07,544 INFO L93 Difference]: Finished difference Result 828 states and 1432 transitions. [2020-08-21 17:23:07,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 17:23:07,548 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 119 [2020-08-21 17:23:07,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:23:07,570 INFO L225 Difference]: With dead ends: 828 [2020-08-21 17:23:07,570 INFO L226 Difference]: Without dead ends: 494 [2020-08-21 17:23:07,579 INFO L675 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 [2020-08-21 17:23:07,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2020-08-21 17:23:07,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 475. [2020-08-21 17:23:07,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2020-08-21 17:23:07,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 685 transitions. [2020-08-21 17:23:07,680 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 685 transitions. Word has length 119 [2020-08-21 17:23:07,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:23:07,681 INFO L479 AbstractCegarLoop]: Abstraction has 475 states and 685 transitions. [2020-08-21 17:23:07,681 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 17:23:07,681 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 685 transitions. [2020-08-21 17:23:07,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-08-21 17:23:07,691 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:23:07,692 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:23:07,692 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 17:23:07,692 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:23:07,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:23:07,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1075041230, now seen corresponding path program 1 times [2020-08-21 17:23:07,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:23:07,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1799025146] [2020-08-21 17:23:07,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:23:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:07,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:23:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:07,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:23:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:08,016 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 17:23:08,017 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1799025146] [2020-08-21 17:23:08,017 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 17:23:08,017 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 17:23:08,018 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268725479] [2020-08-21 17:23:08,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 17:23:08,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:23:08,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 17:23:08,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-08-21 17:23:08,021 INFO L87 Difference]: Start difference. First operand 475 states and 685 transitions. Second operand 7 states. [2020-08-21 17:23:09,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:23:09,734 INFO L93 Difference]: Finished difference Result 1535 states and 2281 transitions. [2020-08-21 17:23:09,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 17:23:09,735 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 127 [2020-08-21 17:23:09,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:23:09,747 INFO L225 Difference]: With dead ends: 1535 [2020-08-21 17:23:09,747 INFO L226 Difference]: Without dead ends: 1066 [2020-08-21 17:23:09,750 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-08-21 17:23:09,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066 states. [2020-08-21 17:23:09,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1066 to 1059. [2020-08-21 17:23:09,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1059 states. [2020-08-21 17:23:09,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1524 transitions. [2020-08-21 17:23:09,816 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1524 transitions. Word has length 127 [2020-08-21 17:23:09,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:23:09,816 INFO L479 AbstractCegarLoop]: Abstraction has 1059 states and 1524 transitions. [2020-08-21 17:23:09,817 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 17:23:09,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1524 transitions. [2020-08-21 17:23:09,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-08-21 17:23:09,826 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:23:09,827 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:23:09,827 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 17:23:09,827 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:23:09,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:23:09,828 INFO L82 PathProgramCache]: Analyzing trace with hash 941790137, now seen corresponding path program 1 times [2020-08-21 17:23:09,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:23:09,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1785328790] [2020-08-21 17:23:09,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:23:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:10,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:23:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:10,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:23:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 17:23:10,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1785328790] [2020-08-21 17:23:10,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 17:23:10,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-21 17:23:10,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992524206] [2020-08-21 17:23:10,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-21 17:23:10,249 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:23:10,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-21 17:23:10,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-21 17:23:10,250 INFO L87 Difference]: Start difference. First operand 1059 states and 1524 transitions. Second operand 6 states. [2020-08-21 17:23:11,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:23:11,560 INFO L93 Difference]: Finished difference Result 2205 states and 3235 transitions. [2020-08-21 17:23:11,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 17:23:11,562 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2020-08-21 17:23:11,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:23:11,573 INFO L225 Difference]: With dead ends: 2205 [2020-08-21 17:23:11,574 INFO L226 Difference]: Without dead ends: 1066 [2020-08-21 17:23:11,578 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-08-21 17:23:11,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066 states. [2020-08-21 17:23:11,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1066 to 1059. [2020-08-21 17:23:11,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1059 states. [2020-08-21 17:23:11,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1496 transitions. [2020-08-21 17:23:11,635 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1496 transitions. Word has length 145 [2020-08-21 17:23:11,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:23:11,636 INFO L479 AbstractCegarLoop]: Abstraction has 1059 states and 1496 transitions. [2020-08-21 17:23:11,636 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-21 17:23:11,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1496 transitions. [2020-08-21 17:23:11,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-08-21 17:23:11,645 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:23:11,645 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:23:11,645 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 17:23:11,646 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:23:11,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:23:11,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1156828607, now seen corresponding path program 1 times [2020-08-21 17:23:11,646 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:23:11,647 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1986451030] [2020-08-21 17:23:11,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:23:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:11,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:23:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:11,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:23:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:11,831 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 17:23:11,832 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1986451030] [2020-08-21 17:23:11,832 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 17:23:11,832 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-21 17:23:11,833 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305387349] [2020-08-21 17:23:11,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 17:23:11,834 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:23:11,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 17:23:11,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-21 17:23:11,835 INFO L87 Difference]: Start difference. First operand 1059 states and 1496 transitions. Second operand 8 states. [2020-08-21 17:23:14,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:23:14,027 INFO L93 Difference]: Finished difference Result 3332 states and 4856 transitions. [2020-08-21 17:23:14,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-21 17:23:14,027 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 149 [2020-08-21 17:23:14,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:23:14,044 INFO L225 Difference]: With dead ends: 3332 [2020-08-21 17:23:14,045 INFO L226 Difference]: Without dead ends: 2279 [2020-08-21 17:23:14,049 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-08-21 17:23:14,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2279 states. [2020-08-21 17:23:14,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2279 to 2118. [2020-08-21 17:23:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2118 states. [2020-08-21 17:23:14,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 2118 states and 2853 transitions. [2020-08-21 17:23:14,139 INFO L78 Accepts]: Start accepts. Automaton has 2118 states and 2853 transitions. Word has length 149 [2020-08-21 17:23:14,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:23:14,140 INFO L479 AbstractCegarLoop]: Abstraction has 2118 states and 2853 transitions. [2020-08-21 17:23:14,140 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 17:23:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2853 transitions. [2020-08-21 17:23:14,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-08-21 17:23:14,149 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:23:14,149 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:23:14,149 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 17:23:14,150 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:23:14,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:23:14,150 INFO L82 PathProgramCache]: Analyzing trace with hash -286914379, now seen corresponding path program 1 times [2020-08-21 17:23:14,151 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:23:14,151 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [573760876] [2020-08-21 17:23:14,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:23:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:14,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:23:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:14,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:23:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:14,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-21 17:23:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:14,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-08-21 17:23:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 44 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-08-21 17:23:14,372 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [573760876] [2020-08-21 17:23:14,372 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 17:23:14,372 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-21 17:23:14,373 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79691194] [2020-08-21 17:23:14,374 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 17:23:14,374 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:23:14,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 17:23:14,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-08-21 17:23:14,375 INFO L87 Difference]: Start difference. First operand 2118 states and 2853 transitions. Second operand 9 states. [2020-08-21 17:23:16,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:23:16,497 INFO L93 Difference]: Finished difference Result 4094 states and 5517 transitions. [2020-08-21 17:23:16,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-21 17:23:16,498 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 166 [2020-08-21 17:23:16,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:23:16,510 INFO L225 Difference]: With dead ends: 4094 [2020-08-21 17:23:16,511 INFO L226 Difference]: Without dead ends: 1982 [2020-08-21 17:23:16,519 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2020-08-21 17:23:16,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2020-08-21 17:23:16,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1828. [2020-08-21 17:23:16,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1828 states. [2020-08-21 17:23:16,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1828 states and 2339 transitions. [2020-08-21 17:23:16,616 INFO L78 Accepts]: Start accepts. Automaton has 1828 states and 2339 transitions. Word has length 166 [2020-08-21 17:23:16,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:23:16,617 INFO L479 AbstractCegarLoop]: Abstraction has 1828 states and 2339 transitions. [2020-08-21 17:23:16,617 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 17:23:16,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2339 transitions. [2020-08-21 17:23:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-08-21 17:23:16,632 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:23:16,632 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:23:16,632 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-21 17:23:16,633 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:23:16,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:23:16,634 INFO L82 PathProgramCache]: Analyzing trace with hash 1260545341, now seen corresponding path program 1 times [2020-08-21 17:23:16,634 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:23:16,634 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1588125774] [2020-08-21 17:23:16,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:23:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:16,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:23:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:16,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:23:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:16,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-08-21 17:23:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:16,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-08-21 17:23:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:16,931 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 51 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-08-21 17:23:16,932 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1588125774] [2020-08-21 17:23:16,932 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 17:23:16,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 17:23:16,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511972560] [2020-08-21 17:23:16,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 17:23:16,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:23:16,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 17:23:16,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-21 17:23:16,935 INFO L87 Difference]: Start difference. First operand 1828 states and 2339 transitions. Second operand 8 states. [2020-08-21 17:23:19,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:23:19,543 INFO L93 Difference]: Finished difference Result 4038 states and 5522 transitions. [2020-08-21 17:23:19,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-21 17:23:19,544 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 170 [2020-08-21 17:23:19,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:23:19,564 INFO L225 Difference]: With dead ends: 4038 [2020-08-21 17:23:19,565 INFO L226 Difference]: Without dead ends: 2216 [2020-08-21 17:23:19,574 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-08-21 17:23:19,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2216 states. [2020-08-21 17:23:19,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2216 to 2003. [2020-08-21 17:23:19,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2003 states. [2020-08-21 17:23:19,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 2003 states and 2523 transitions. [2020-08-21 17:23:19,697 INFO L78 Accepts]: Start accepts. Automaton has 2003 states and 2523 transitions. Word has length 170 [2020-08-21 17:23:19,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:23:19,699 INFO L479 AbstractCegarLoop]: Abstraction has 2003 states and 2523 transitions. [2020-08-21 17:23:19,699 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 17:23:19,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 2523 transitions. [2020-08-21 17:23:19,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-08-21 17:23:19,711 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:23:19,712 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:23:19,712 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-21 17:23:19,712 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:23:19,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:23:19,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1579818293, now seen corresponding path program 1 times [2020-08-21 17:23:19,713 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:23:19,714 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1636622310] [2020-08-21 17:23:19,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:23:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:19,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:23:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:19,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:23:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:19,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-08-21 17:23:19,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:19,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 17:23:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:23:19,922 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 57 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-08-21 17:23:19,923 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1636622310] [2020-08-21 17:23:19,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 17:23:19,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 17:23:19,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467593579] [2020-08-21 17:23:19,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 17:23:19,924 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:23:19,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 17:23:19,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-21 17:23:19,925 INFO L87 Difference]: Start difference. First operand 2003 states and 2523 transitions. Second operand 7 states. [2020-08-21 17:23:21,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:23:21,932 INFO L93 Difference]: Finished difference Result 6111 states and 8133 transitions. [2020-08-21 17:23:21,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-21 17:23:21,932 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 178 [2020-08-21 17:23:21,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:23:21,933 INFO L225 Difference]: With dead ends: 6111 [2020-08-21 17:23:21,933 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 17:23:21,951 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-21 17:23:21,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 17:23:21,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 17:23:21,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 17:23:21,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 17:23:21,952 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2020-08-21 17:23:21,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:23:21,953 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 17:23:21,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 17:23:21,953 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 17:23:21,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 17:23:21,953 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-21 17:23:21,955 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 17:23:22,540 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 118 [2020-08-21 17:23:22,708 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 118 [2020-08-21 17:23:23,330 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 53 [2020-08-21 17:23:23,630 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2020-08-21 17:23:23,876 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2020-08-21 17:23:23,880 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 17:23:23,881 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-08-21 17:23:23,881 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 17:23:23,882 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,882 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,882 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,882 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,883 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,883 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-08-21 17:23:23,883 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-08-21 17:23:23,883 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-21 17:23:23,883 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-08-21 17:23:23,883 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,884 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,885 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,885 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-08-21 17:23:23,885 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,885 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-08-21 17:23:23,885 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-21 17:23:23,885 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-08-21 17:23:23,885 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-21 17:23:23,885 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-21 17:23:23,885 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-21 17:23:23,886 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-08-21 17:23:23,886 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-08-21 17:23:23,886 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-08-21 17:23:23,886 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-08-21 17:23:23,886 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-08-21 17:23:23,886 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-08-21 17:23:23,886 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-08-21 17:23:23,887 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-08-21 17:23:23,887 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-08-21 17:23:23,887 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,887 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,887 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,887 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,887 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,888 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 511) no Hoare annotation was computed. [2020-08-21 17:23:23,888 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-08-21 17:23:23,888 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-08-21 17:23:23,888 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-08-21 17:23:23,888 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-08-21 17:23:23,889 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-21 17:23:23,889 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-21 17:23:23,889 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-21 17:23:23,889 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-21 17:23:23,889 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-08-21 17:23:23,889 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-08-21 17:23:23,889 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-08-21 17:23:23,890 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,890 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,890 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,890 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,890 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,890 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-08-21 17:23:23,890 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-08-21 17:23:23,891 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-08-21 17:23:23,891 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-21 17:23:23,891 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-21 17:23:23,891 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-21 17:23:23,891 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-21 17:23:23,891 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-21 17:23:23,891 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-21 17:23:23,891 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-08-21 17:23:23,892 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-08-21 17:23:23,892 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-08-21 17:23:23,892 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-08-21 17:23:23,892 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,892 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,892 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,892 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,892 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,893 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-08-21 17:23:23,893 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-08-21 17:23:23,893 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-08-21 17:23:23,893 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-21 17:23:23,893 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-21 17:23:23,893 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-21 17:23:23,893 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-08-21 17:23:23,894 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-08-21 17:23:23,894 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-08-21 17:23:23,894 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-08-21 17:23:23,894 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-08-21 17:23:23,894 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-08-21 17:23:23,894 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-08-21 17:23:23,894 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-08-21 17:23:23,894 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-08-21 17:23:23,895 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-08-21 17:23:23,895 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,895 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,895 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,895 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,895 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-08-21 17:23:23,895 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,896 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-08-21 17:23:23,896 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,896 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-08-21 17:23:23,896 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-08-21 17:23:23,896 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-08-21 17:23:23,896 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,896 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,897 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-08-21 17:23:23,897 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-21 17:23:23,897 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-08-21 17:23:23,897 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-21 17:23:23,897 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-21 17:23:23,897 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-08-21 17:23:23,897 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-08-21 17:23:23,897 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-08-21 17:23:23,898 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-08-21 17:23:23,898 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-08-21 17:23:23,898 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-08-21 17:23:23,898 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,898 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,898 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,898 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,898 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,899 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,899 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-08-21 17:23:23,899 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-08-21 17:23:23,899 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-08-21 17:23:23,899 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-21 17:23:23,899 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-21 17:23:23,899 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-21 17:23:23,900 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-21 17:23:23,900 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-08-21 17:23:23,900 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-08-21 17:23:23,900 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-08-21 17:23:23,900 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-08-21 17:23:23,900 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,900 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,900 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,901 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,901 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,901 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,901 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-08-21 17:23:23,901 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-08-21 17:23:23,901 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-08-21 17:23:23,901 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-08-21 17:23:23,902 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-08-21 17:23:23,902 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-08-21 17:23:23,902 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-21 17:23:23,902 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-21 17:23:23,902 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-21 17:23:23,902 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-08-21 17:23:23,902 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-08-21 17:23:23,902 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-08-21 17:23:23,903 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-08-21 17:23:23,903 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-08-21 17:23:23,903 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,903 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,903 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,903 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse0 (= ~a28~0 |old(~a28~0)|)) (.cse1 (= ~a11~0 |old(~a11~0)|)) (.cse2 (= ~a25~0 |old(~a25~0)|)) (.cse3 (= ~a19~0 |old(~a19~0)|))) (let ((.cse5 (not (<= |old(~a17~0)| 8))) (.cse6 (and .cse0 (= ~a17~0 |old(~a17~0)|) .cse1 .cse2 .cse3)) (.cse4 (not (= ~a21~0 1)))) (and (or (and .cse0 .cse1 .cse2 (= ~a17~0 8) .cse3) (not (= 8 |old(~a17~0)|)) .cse4) (or (= |old(~a19~0)| 1) .cse5 .cse6 .cse4) (or (and (= 7 ~a17~0) .cse1 (= 7 ~a28~0) (= ~a25~0 1) .cse3) (not (= |old(~a25~0)| 1)) (not (= 7 |old(~a17~0)|)) .cse4 (not (= 7 |old(~a28~0)|)) (not (= |old(~a11~0)| 1))) (or .cse5 .cse6 (not (<= |old(~a25~0)| 0)) (not (<= 10 |old(~a28~0)|)) .cse4)))) [2020-08-21 17:23:23,904 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,904 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,904 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,904 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-08-21 17:23:23,904 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-08-21 17:23:23,904 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-08-21 17:23:23,904 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-08-21 17:23:23,905 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-21 17:23:23,905 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-08-21 17:23:23,905 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-21 17:23:23,905 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-21 17:23:23,905 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-08-21 17:23:23,905 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-08-21 17:23:23,905 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-08-21 17:23:23,905 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-08-21 17:23:23,906 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-08-21 17:23:23,906 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,906 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,906 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,906 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,906 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,906 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,906 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-08-21 17:23:23,907 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-08-21 17:23:23,907 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-21 17:23:23,907 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-08-21 17:23:23,907 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-08-21 17:23:23,907 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-21 17:23:23,907 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-21 17:23:23,907 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-08-21 17:23:23,908 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-08-21 17:23:23,908 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-08-21 17:23:23,908 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-08-21 17:23:23,908 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-08-21 17:23:23,908 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-08-21 17:23:23,908 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-08-21 17:23:23,908 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-08-21 17:23:23,909 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-08-21 17:23:23,909 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,909 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,909 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,911 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,911 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-08-21 17:23:23,911 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-08-21 17:23:23,911 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-08-21 17:23:23,911 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-08-21 17:23:23,912 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-08-21 17:23:23,912 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-08-21 17:23:23,912 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-08-21 17:23:23,912 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-21 17:23:23,912 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-21 17:23:23,912 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-21 17:23:23,912 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-08-21 17:23:23,913 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-08-21 17:23:23,913 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-08-21 17:23:23,913 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-08-21 17:23:23,913 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-08-21 17:23:23,913 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-08-21 17:23:23,913 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-08-21 17:23:23,913 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-08-21 17:23:23,913 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-08-21 17:23:23,914 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-08-21 17:23:23,914 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 17:23:23,914 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a21~0 1) (= ~a17~0 8) (<= ~a28~0 7) (<= ~a25~0 0)) [2020-08-21 17:23:23,914 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 17:23:23,914 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 17:23:23,914 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (and (= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= ~a19~0 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (not (<= |old(~a25~0)| 0)) (not (= ~a21~0 1))) [2020-08-21 17:23:23,914 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (= ~a17~0 8) (not (= 8 |old(~a17~0)|)) (and (<= 10 ~a28~0) .cse0 (<= ~a25~0 0)) (not (<= |old(~a25~0)| 0)) (not (= ~a21~0 1)) (and (not (= ~a19~0 1)) .cse0) (and (= 7 ~a17~0) (= 7 ~a28~0) (= ~a25~0 1) (= ~a11~0 1)))) [2020-08-21 17:23:23,915 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-08-21 17:23:23,915 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-08-21 17:23:23,915 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (= ~a17~0 8) (not (= 8 |old(~a17~0)|)) (and (<= 10 ~a28~0) .cse0 (<= ~a25~0 0)) (not (<= |old(~a25~0)| 0)) (not (= ~a21~0 1)) (and (not (= ~a19~0 1)) .cse0) (and (= 7 ~a17~0) (= 7 ~a28~0) (= ~a25~0 1) (= ~a11~0 1)))) [2020-08-21 17:23:23,915 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-08-21 17:23:23,915 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-21 17:23:23,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 05:23:23 BoogieIcfgContainer [2020-08-21 17:23:23,937 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 17:23:23,939 INFO L168 Benchmark]: Toolchain (without parser) took 21518.55 ms. Allocated memory was 140.0 MB in the beginning and 509.1 MB in the end (delta: 369.1 MB). Free memory was 101.8 MB in the beginning and 255.3 MB in the end (delta: -153.5 MB). Peak memory consumption was 345.9 MB. Max. memory is 7.1 GB. [2020-08-21 17:23:23,940 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-21 17:23:23,941 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.18 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 165.3 MB in the end (delta: -63.7 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2020-08-21 17:23:23,942 INFO L168 Benchmark]: Boogie Preprocessor took 118.94 ms. Allocated memory is still 203.9 MB. Free memory was 165.3 MB in the beginning and 160.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-08-21 17:23:23,943 INFO L168 Benchmark]: RCFGBuilder took 1251.79 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 160.5 MB in the beginning and 174.9 MB in the end (delta: -14.4 MB). Peak memory consumption was 77.4 MB. Max. memory is 7.1 GB. [2020-08-21 17:23:23,944 INFO L168 Benchmark]: TraceAbstraction took 19393.52 ms. Allocated memory was 237.5 MB in the beginning and 509.1 MB in the end (delta: 271.6 MB). Free memory was 174.9 MB in the beginning and 255.3 MB in the end (delta: -80.4 MB). Peak memory consumption was 321.5 MB. Max. memory is 7.1 GB. [2020-08-21 17:23:23,948 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 749.18 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 165.3 MB in the end (delta: -63.7 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.94 ms. Allocated memory is still 203.9 MB. Free memory was 165.3 MB in the beginning and 160.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1251.79 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 160.5 MB in the beginning and 174.9 MB in the end (delta: -14.4 MB). Peak memory consumption was 77.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19393.52 ms. Allocated memory was 237.5 MB in the beginning and 509.1 MB in the end (delta: 271.6 MB). Free memory was 174.9 MB in the beginning and 255.3 MB in the end (delta: -80.4 MB). Peak memory consumption was 321.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 511]: 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) || a17 == 8) || !(8 == \old(a17))) || ((10 <= a28 && a17 <= 8) && a25 <= 0)) || !(\old(a25) <= 0)) || !(a21 == 1)) || (!(a19 == 1) && a17 <= 8)) || (((7 == a17 && 7 == a28) && a25 == 1) && a11 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.3s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 14.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 311 SDtfs, 4867 SDslu, 452 SDs, 0 SdLazy, 7661 SolverSat, 1593 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2118occurred 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: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 561 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 111 PreInvPairs, 207 NumberOfFragments, 325 HoareAnnotationTreeSize, 111 FomulaSimplifications, 96978 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4754 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1054 NumberOfCodeBlocks, 1054 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1047 ConstructedInterpolants, 0 QuantifiedInterpolants, 592117 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 246/272 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...