/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=5 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 17:56:57,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 17:56:57,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 17:56:57,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-18 17:56:57,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 17:56:57,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 17:56:57,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 17:56:57,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 17:56:57,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 17:56:57,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 17:56:57,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 17:56:57,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 17:56:57,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 17:56:57,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 17:56:57,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 17:56:57,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 17:56:57,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 17:56:57,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 17:56:57,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 17:56:57,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 17:56:57,598 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 [2020-08-18 17:56:57,633 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 17:56:57,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 17:56:57,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 17:56:57,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 17:56:57,636 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 17:56:57,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 17:56:57,636 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 17:56:57,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 17:56:57,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 17:56:57,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 17:56:57,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 17:56:57,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 17:56:57,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 17:56:57,639 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 17:56:57,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 17:56:57,639 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 17:56:57,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 17:56:57,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 17:56:57,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 17:56:57,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 17:56:57,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 17:56:57,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 17:56:57,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 17:56:57,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 17:56:57,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 17:56:57,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 17:56:57,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 17:56:57,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 17:56:57,642 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 17:56:57,642 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=5;interpolation-heuristic=BIGGEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=BIGGEST; [2020-08-18 17:56:57,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 17:56:57,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 17:56:57,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 17:56:57,988 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 17:56:57,989 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 17:56:57,990 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-08-18 17:56:58,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d8ec53afe/e15a86c4edd94e0d953c76f4d9b54ec0/FLAG6fa2b6f6e [2020-08-18 17:56:58,703 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 17:56:58,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-08-18 17:56:58,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d8ec53afe/e15a86c4edd94e0d953c76f4d9b54ec0/FLAG6fa2b6f6e [2020-08-18 17:56:58,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d8ec53afe/e15a86c4edd94e0d953c76f4d9b54ec0 [2020-08-18 17:56:58,979 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 17:56:58,980 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 17:56:58,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 17:56:58,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 17:56:58,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 17:56:58,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 05:56:58" (1/1) ... [2020-08-18 17:56:58,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3baf0e4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:58, skipping insertion in model container [2020-08-18 17:56:58,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 05:56:58" (1/1) ... [2020-08-18 17:56:59,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 17:56:59,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 17:56:59,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 17:56:59,610 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 17:56:59,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 17:56:59,778 INFO L208 MainTranslator]: Completed translation [2020-08-18 17:56:59,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:59 WrapperNode [2020-08-18 17:56:59,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 17:56:59,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 17:56:59,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 17:56:59,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 17:56:59,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:59" (1/1) ... [2020-08-18 17:56:59,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:59" (1/1) ... [2020-08-18 17:56:59,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:59" (1/1) ... [2020-08-18 17:56:59,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:59" (1/1) ... [2020-08-18 17:56:59,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:59" (1/1) ... [2020-08-18 17:56:59,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:59" (1/1) ... [2020-08-18 17:56:59,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:59" (1/1) ... [2020-08-18 17:56:59,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 17:56:59,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 17:56:59,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 17:56:59,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 17:56:59,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:59" (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 [2020-08-18 17:56:59,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 17:56:59,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 17:56:59,995 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-18 17:56:59,995 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 17:56:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-18 17:56:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 17:56:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 17:56:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-18 17:56:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 17:56:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 17:56:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 17:57:01,483 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 17:57:01,484 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-18 17:57:01,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 05:57:01 BoogieIcfgContainer [2020-08-18 17:57:01,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 17:57:01,499 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 17:57:01,499 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 17:57:01,503 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 17:57:01,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 05:56:58" (1/3) ... [2020-08-18 17:57:01,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c4cc345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 05:57:01, skipping insertion in model container [2020-08-18 17:57:01,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:56:59" (2/3) ... [2020-08-18 17:57:01,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c4cc345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 05:57:01, skipping insertion in model container [2020-08-18 17:57:01,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 05:57:01" (3/3) ... [2020-08-18 17:57:01,511 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label02.c [2020-08-18 17:57:01,526 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 17:57:01,538 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 17:57:01,554 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 17:57:01,595 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 17:57:01,596 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 17:57:01,596 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 17:57:01,597 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 17:57:01,597 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 17:57:01,597 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 17:57:01,597 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 17:57:01,597 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 17:57:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-08-18 17:57:01,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-18 17:57:01,637 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:57:01,638 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] [2020-08-18 17:57:01,639 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:57:01,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:57:01,646 INFO L82 PathProgramCache]: Analyzing trace with hash -824341666, now seen corresponding path program 1 times [2020-08-18 17:57:01,655 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:57:01,656 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1641202974] [2020-08-18 17:57:01,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:57:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:02,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:57:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:02,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 17:57:02,175 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1641202974] [2020-08-18 17:57:02,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 17:57:02,178 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 17:57:02,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389810887] [2020-08-18 17:57:02,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 17:57:02,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:57:02,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 17:57:02,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 17:57:02,204 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-08-18 17:57:04,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:57:04,330 INFO L93 Difference]: Finished difference Result 745 states and 1315 transitions. [2020-08-18 17:57:04,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 17:57:04,332 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-08-18 17:57:04,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:57:04,351 INFO L225 Difference]: With dead ends: 745 [2020-08-18 17:57:04,351 INFO L226 Difference]: Without dead ends: 447 [2020-08-18 17:57:04,359 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 17:57:04,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-08-18 17:57:04,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 443. [2020-08-18 17:57:04,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-08-18 17:57:04,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 635 transitions. [2020-08-18 17:57:04,445 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 635 transitions. Word has length 65 [2020-08-18 17:57:04,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:57:04,446 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 635 transitions. [2020-08-18 17:57:04,446 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 17:57:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 635 transitions. [2020-08-18 17:57:04,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-08-18 17:57:04,458 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:57:04,458 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, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-18 17:57:04,458 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 17:57:04,459 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:57:04,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:57:04,459 INFO L82 PathProgramCache]: Analyzing trace with hash 177708450, now seen corresponding path program 1 times [2020-08-18 17:57:04,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:57:04,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [793542140] [2020-08-18 17:57:04,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:57:04,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:04,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:57:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:04,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 17:57:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:04,719 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 17:57:04,719 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [793542140] [2020-08-18 17:57:04,720 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 17:57:04,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 17:57:04,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526472886] [2020-08-18 17:57:04,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 17:57:04,723 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:57:04,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 17:57:04,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 17:57:04,723 INFO L87 Difference]: Start difference. First operand 443 states and 635 transitions. Second operand 8 states. [2020-08-18 17:57:06,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:57:06,868 INFO L93 Difference]: Finished difference Result 1782 states and 2698 transitions. [2020-08-18 17:57:06,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 17:57:06,869 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 139 [2020-08-18 17:57:06,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:57:06,883 INFO L225 Difference]: With dead ends: 1782 [2020-08-18 17:57:06,884 INFO L226 Difference]: Without dead ends: 1345 [2020-08-18 17:57:06,887 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-08-18 17:57:06,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2020-08-18 17:57:06,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1184. [2020-08-18 17:57:06,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1184 states. [2020-08-18 17:57:06,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1666 transitions. [2020-08-18 17:57:06,973 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1666 transitions. Word has length 139 [2020-08-18 17:57:06,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:57:06,973 INFO L479 AbstractCegarLoop]: Abstraction has 1184 states and 1666 transitions. [2020-08-18 17:57:06,974 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 17:57:06,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1666 transitions. [2020-08-18 17:57:06,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-08-18 17:57:06,979 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:57:06,979 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, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-18 17:57:06,980 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 17:57:06,980 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:57:06,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:57:06,980 INFO L82 PathProgramCache]: Analyzing trace with hash -1533828447, now seen corresponding path program 1 times [2020-08-18 17:57:06,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:57:06,981 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [445147457] [2020-08-18 17:57:06,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:57:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:07,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:57:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:07,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 17:57:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:07,357 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 17:57:07,358 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [445147457] [2020-08-18 17:57:07,358 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:57:07,358 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 17:57:07,358 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548456957] [2020-08-18 17:57:07,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 17:57:07,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:57:07,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 17:57:07,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 17:57:07,362 INFO L87 Difference]: Start difference. First operand 1184 states and 1666 transitions. Second operand 8 states. [2020-08-18 17:57:09,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:57:09,477 INFO L93 Difference]: Finished difference Result 2973 states and 4187 transitions. [2020-08-18 17:57:09,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-18 17:57:09,478 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 144 [2020-08-18 17:57:09,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:57:09,498 INFO L225 Difference]: With dead ends: 2973 [2020-08-18 17:57:09,498 INFO L226 Difference]: Without dead ends: 1768 [2020-08-18 17:57:09,502 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-08-18 17:57:09,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1768 states. [2020-08-18 17:57:09,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1768 to 1762. [2020-08-18 17:57:09,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1762 states. [2020-08-18 17:57:09,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1762 states and 2451 transitions. [2020-08-18 17:57:09,603 INFO L78 Accepts]: Start accepts. Automaton has 1762 states and 2451 transitions. Word has length 144 [2020-08-18 17:57:09,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:57:09,606 INFO L479 AbstractCegarLoop]: Abstraction has 1762 states and 2451 transitions. [2020-08-18 17:57:09,606 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 17:57:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2451 transitions. [2020-08-18 17:57:09,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-08-18 17:57:09,617 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:57:09,618 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, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-18 17:57:09,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 17:57:09,619 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:57:09,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:57:09,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1165965249, now seen corresponding path program 1 times [2020-08-18 17:57:09,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:57:09,620 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1333706504] [2020-08-18 17:57:09,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:57:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:09,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:57:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:09,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 17:57:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:09,859 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 17:57:09,859 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1333706504] [2020-08-18 17:57:09,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 17:57:09,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 17:57:09,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436021311] [2020-08-18 17:57:09,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 17:57:09,863 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:57:09,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 17:57:09,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 17:57:09,864 INFO L87 Difference]: Start difference. First operand 1762 states and 2451 transitions. Second operand 8 states. [2020-08-18 17:57:11,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:57:11,404 INFO L93 Difference]: Finished difference Result 4166 states and 6193 transitions. [2020-08-18 17:57:11,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 17:57:11,405 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 160 [2020-08-18 17:57:11,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:57:11,425 INFO L225 Difference]: With dead ends: 4166 [2020-08-18 17:57:11,425 INFO L226 Difference]: Without dead ends: 2553 [2020-08-18 17:57:11,431 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-08-18 17:57:11,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2553 states. [2020-08-18 17:57:11,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2553 to 2217. [2020-08-18 17:57:11,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2217 states. [2020-08-18 17:57:11,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 2217 states and 2967 transitions. [2020-08-18 17:57:11,538 INFO L78 Accepts]: Start accepts. Automaton has 2217 states and 2967 transitions. Word has length 160 [2020-08-18 17:57:11,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:57:11,540 INFO L479 AbstractCegarLoop]: Abstraction has 2217 states and 2967 transitions. [2020-08-18 17:57:11,540 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 17:57:11,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2967 transitions. [2020-08-18 17:57:11,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-08-18 17:57:11,543 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:57:11,543 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, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-18 17:57:11,543 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 17:57:11,544 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:57:11,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:57:11,544 INFO L82 PathProgramCache]: Analyzing trace with hash 973193769, now seen corresponding path program 1 times [2020-08-18 17:57:11,544 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:57:11,545 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1034864628] [2020-08-18 17:57:11,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:57:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:11,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:57:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:11,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 17:57:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:11,790 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 54 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 17:57:11,790 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1034864628] [2020-08-18 17:57:11,791 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:57:11,791 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 17:57:11,791 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442768184] [2020-08-18 17:57:11,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 17:57:11,792 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:57:11,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 17:57:11,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-18 17:57:11,793 INFO L87 Difference]: Start difference. First operand 2217 states and 2967 transitions. Second operand 8 states. [2020-08-18 17:57:16,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:57:16,303 INFO L93 Difference]: Finished difference Result 4726 states and 6436 transitions. [2020-08-18 17:57:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 17:57:16,304 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 180 [2020-08-18 17:57:16,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:57:16,316 INFO L225 Difference]: With dead ends: 4726 [2020-08-18 17:57:16,316 INFO L226 Difference]: Without dead ends: 2658 [2020-08-18 17:57:16,322 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-08-18 17:57:16,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2658 states. [2020-08-18 17:57:16,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2658 to 2652. [2020-08-18 17:57:16,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2652 states. [2020-08-18 17:57:16,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3371 transitions. [2020-08-18 17:57:16,434 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3371 transitions. Word has length 180 [2020-08-18 17:57:16,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:57:16,435 INFO L479 AbstractCegarLoop]: Abstraction has 2652 states and 3371 transitions. [2020-08-18 17:57:16,435 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 17:57:16,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3371 transitions. [2020-08-18 17:57:16,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-08-18 17:57:16,438 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:57:16,439 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, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-18 17:57:16,439 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 17:57:16,439 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:57:16,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:57:16,440 INFO L82 PathProgramCache]: Analyzing trace with hash 913701069, now seen corresponding path program 1 times [2020-08-18 17:57:16,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:57:16,440 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1316234591] [2020-08-18 17:57:16,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:57:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:16,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:57:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:16,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 17:57:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:16,690 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 17:57:16,690 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1316234591] [2020-08-18 17:57:16,690 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 17:57:16,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-18 17:57:16,691 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691834460] [2020-08-18 17:57:16,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 17:57:16,692 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:57:16,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 17:57:16,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-18 17:57:16,692 INFO L87 Difference]: Start difference. First operand 2652 states and 3371 transitions. Second operand 7 states. [2020-08-18 17:57:18,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:57:18,279 INFO L93 Difference]: Finished difference Result 5181 states and 6662 transitions. [2020-08-18 17:57:18,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 17:57:18,281 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 182 [2020-08-18 17:57:18,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:57:18,296 INFO L225 Difference]: With dead ends: 5181 [2020-08-18 17:57:18,296 INFO L226 Difference]: Without dead ends: 2678 [2020-08-18 17:57:18,304 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-08-18 17:57:18,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2678 states. [2020-08-18 17:57:18,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2678 to 2664. [2020-08-18 17:57:18,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2664 states. [2020-08-18 17:57:18,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2664 states and 3388 transitions. [2020-08-18 17:57:18,407 INFO L78 Accepts]: Start accepts. Automaton has 2664 states and 3388 transitions. Word has length 182 [2020-08-18 17:57:18,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:57:18,461 INFO L479 AbstractCegarLoop]: Abstraction has 2664 states and 3388 transitions. [2020-08-18 17:57:18,461 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 17:57:18,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3388 transitions. [2020-08-18 17:57:18,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-08-18 17:57:18,467 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:57:18,467 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, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-18 17:57:18,467 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 17:57:18,468 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:57:18,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:57:18,468 INFO L82 PathProgramCache]: Analyzing trace with hash 470454874, now seen corresponding path program 1 times [2020-08-18 17:57:18,468 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:57:18,469 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [677257269] [2020-08-18 17:57:18,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:57:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:18,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:57:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:18,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 17:57:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:57:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 17:57:18,736 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [677257269] [2020-08-18 17:57:18,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:57:18,736 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 17:57:18,736 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657564600] [2020-08-18 17:57:18,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 17:57:18,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:57:18,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 17:57:18,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-08-18 17:57:18,739 INFO L87 Difference]: Start difference. First operand 2664 states and 3388 transitions. Second operand 7 states. [2020-08-18 17:57:20,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:57:20,865 INFO L93 Difference]: Finished difference Result 3826 states and 4895 transitions. [2020-08-18 17:57:20,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 17:57:20,866 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 199 [2020-08-18 17:57:20,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:57:20,867 INFO L225 Difference]: With dead ends: 3826 [2020-08-18 17:57:20,868 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 17:57:20,875 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-08-18 17:57:20,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 17:57:20,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 17:57:20,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 17:57:20,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 17:57:20,876 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 199 [2020-08-18 17:57:20,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:57:20,877 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 17:57:20,877 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 17:57:20,877 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 17:57:20,877 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 17:57:20,877 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-18 17:57:20,880 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 17:57:22,319 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 52 [2020-08-18 17:57:22,612 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 46 [2020-08-18 17:57:22,890 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 46 [2020-08-18 17:57:22,895 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 17:57:22,895 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) [2020-08-18 17:57:22,895 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 17:57:22,896 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-08-18 17:57:22,896 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,896 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,896 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,896 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,896 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,896 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,896 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-08-18 17:57:22,896 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-08-18 17:57:22,897 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-08-18 17:57:22,897 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-08-18 17:57:22,897 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-08-18 17:57:22,897 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-08-18 17:57:22,897 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-08-18 17:57:22,897 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-08-18 17:57:22,897 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-08-18 17:57:22,897 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-08-18 17:57:22,898 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-08-18 17:57:22,898 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,898 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,898 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,898 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,898 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,898 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-08-18 17:57:22,899 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-08-18 17:57:22,899 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-08-18 17:57:22,899 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-08-18 17:57:22,899 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-08-18 17:57:22,899 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-08-18 17:57:22,899 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-08-18 17:57:22,899 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-08-18 17:57:22,900 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-08-18 17:57:22,900 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-08-18 17:57:22,900 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-08-18 17:57:22,900 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-08-18 17:57:22,900 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-08-18 17:57:22,900 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2020-08-18 17:57:22,901 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-08-18 17:57:22,901 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,901 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,901 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,901 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,901 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,901 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-08-18 17:57:22,901 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-18 17:57:22,902 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-08-18 17:57:22,902 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-08-18 17:57:22,902 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-08-18 17:57:22,902 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-08-18 17:57:22,902 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-08-18 17:57:22,902 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-08-18 17:57:22,932 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-08-18 17:57:22,932 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-08-18 17:57:22,933 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,933 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,933 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,933 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,933 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,933 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-08-18 17:57:22,933 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-08-18 17:57:22,934 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-08-18 17:57:22,934 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-08-18 17:57:22,934 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-08-18 17:57:22,934 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-08-18 17:57:22,934 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-08-18 17:57:22,934 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-08-18 17:57:22,934 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-08-18 17:57:22,935 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-08-18 17:57:22,935 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-08-18 17:57:22,935 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-08-18 17:57:22,935 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-08-18 17:57:22,935 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,935 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,935 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,936 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,936 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,936 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-18 17:57:22,936 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-08-18 17:57:22,936 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-08-18 17:57:22,936 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-08-18 17:57:22,936 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-08-18 17:57:22,937 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-08-18 17:57:22,937 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-08-18 17:57:22,937 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-08-18 17:57:22,937 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-08-18 17:57:22,937 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,937 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,937 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,938 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,938 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,938 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,938 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,938 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-08-18 17:57:22,938 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-08-18 17:57:22,938 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-08-18 17:57:22,939 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-08-18 17:57:22,939 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-18 17:57:22,939 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-08-18 17:57:22,939 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-08-18 17:57:22,939 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-08-18 17:57:22,939 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-08-18 17:57:22,939 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-08-18 17:57:22,940 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-08-18 17:57:22,940 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-08-18 17:57:22,940 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-08-18 17:57:22,940 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,940 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,940 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,940 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-08-18 17:57:22,941 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,942 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,943 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-08-18 17:57:22,943 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-08-18 17:57:22,943 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-08-18 17:57:22,943 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-08-18 17:57:22,943 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-08-18 17:57:22,943 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-08-18 17:57:22,943 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-08-18 17:57:22,944 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-08-18 17:57:22,944 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-08-18 17:57:22,944 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-08-18 17:57:22,944 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-08-18 17:57:22,944 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse9 (= |old(~a10~0)| 1)) (.cse3 (not (<= |old(~a19~0)| 9))) (.cse8 (not (<= |old(~a1~0)| 38))) (.cse1 (= 6 |old(~a19~0)|)) (.cse6 (= 3 |old(~a10~0)|)) (.cse4 (not (= 14 ~a4~0))) (.cse7 (not (<= 1 |old(~a10~0)|))) (.cse5 (not (= ~a12~0 0))) (.cse0 (not (<= |old(~a10~0)| 0))) (.cse10 (not (= 9 |old(~a19~0)|))) (.cse2 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (<= 9 |old(~a19~0)|)) .cse2 .cse6 .cse7) (or .cse8 .cse2 .cse9 .cse3) (or .cse10 .cse2 .cse4 .cse5) (or .cse1 .cse2 .cse9 .cse6 .cse7) (or .cse8 .cse1 .cse2 .cse3) (or .cse8 .cse0 .cse2) (or .cse1 .cse2 .cse6 .cse4 .cse7 .cse5) (or .cse0 .cse10 .cse2))) [2020-08-18 17:57:22,945 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-08-18 17:57:22,945 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-08-18 17:57:22,945 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-08-18 17:57:22,945 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,945 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,945 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,945 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,946 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,946 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,946 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-08-18 17:57:22,946 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-08-18 17:57:22,946 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-08-18 17:57:22,946 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-08-18 17:57:22,946 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-08-18 17:57:22,946 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-08-18 17:57:22,946 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-08-18 17:57:22,947 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-08-18 17:57:22,947 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-08-18 17:57:22,947 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-08-18 17:57:22,947 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-08-18 17:57:22,947 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-08-18 17:57:22,947 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-08-18 17:57:22,947 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,947 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,948 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,948 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,948 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,948 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,948 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-08-18 17:57:22,948 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-08-18 17:57:22,948 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-08-18 17:57:22,948 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-08-18 17:57:22,949 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-08-18 17:57:22,949 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-08-18 17:57:22,949 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-08-18 17:57:22,949 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-08-18 17:57:22,949 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-08-18 17:57:22,949 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-08-18 17:57:22,949 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-08-18 17:57:22,949 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-08-18 17:57:22,950 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,950 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,950 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,950 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,950 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,950 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 17:57:22,950 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-08-18 17:57:22,950 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-08-18 17:57:22,951 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-08-18 17:57:22,951 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-08-18 17:57:22,951 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-08-18 17:57:22,951 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-08-18 17:57:22,951 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-08-18 17:57:22,951 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-08-18 17:57:22,951 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-08-18 17:57:22,951 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-08-18 17:57:22,951 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-08-18 17:57:22,952 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-08-18 17:57:22,952 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 17:57:22,952 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (<= 23 ~a1~0) (= 14 ~a4~0) (= ~a12~0 0) (= ~a19~0 9) (<= ~a1~0 23)) [2020-08-18 17:57:22,952 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 17:57:22,952 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 17:57:22,952 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 23 ~a1~0) (<= ~a1~0 23) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (not (= ~a12~0 0))) [2020-08-18 17:57:22,953 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-08-18 17:57:22,953 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (<= ~a1~0 38)) (.cse0 (not (= ~a10~0 3))) (.cse2 (<= ~a19~0 9))) (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 9 ~a19~0) .cse0 (<= 1 ~a10~0)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (= ~a19~0 9) (and (not (= ~a10~0 1)) .cse1 .cse2) (and .cse1 (<= ~a10~0 0)) (and .cse0 (not (= ~a19~0 6)) .cse2) (not (= ~a12~0 0)))) [2020-08-18 17:57:22,953 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-08-18 17:57:22,953 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-08-18 17:57:22,953 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse1 (<= ~a1~0 38)) (.cse0 (not (= ~a10~0 3))) (.cse2 (<= ~a19~0 9))) (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 9 ~a19~0) .cse0 (<= 1 ~a10~0)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (= ~a19~0 9) (and (not (= ~a10~0 1)) .cse1 .cse2) (and .cse1 (<= ~a10~0 0)) (and .cse0 (not (= ~a19~0 6)) .cse2) (not (= ~a12~0 0)))) [2020-08-18 17:57:22,954 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-08-18 17:57:22,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 05:57:22 BoogieIcfgContainer [2020-08-18 17:57:22,976 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 17:57:22,978 INFO L168 Benchmark]: Toolchain (without parser) took 23997.95 ms. Allocated memory was 145.2 MB in the beginning and 504.9 MB in the end (delta: 359.7 MB). Free memory was 99.0 MB in the beginning and 447.0 MB in the end (delta: -348.0 MB). Peak memory consumption was 385.8 MB. Max. memory is 7.1 GB. [2020-08-18 17:57:22,979 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 17:57:22,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.74 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 98.8 MB in the beginning and 163.5 MB in the end (delta: -64.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2020-08-18 17:57:22,981 INFO L168 Benchmark]: Boogie Preprocessor took 129.45 ms. Allocated memory is still 202.4 MB. Free memory was 163.5 MB in the beginning and 159.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-08-18 17:57:22,982 INFO L168 Benchmark]: RCFGBuilder took 1586.24 ms. Allocated memory was 202.4 MB in the beginning and 233.3 MB in the end (delta: 30.9 MB). Free memory was 159.3 MB in the beginning and 174.8 MB in the end (delta: -15.5 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2020-08-18 17:57:22,983 INFO L168 Benchmark]: TraceAbstraction took 21477.57 ms. Allocated memory was 233.3 MB in the beginning and 504.9 MB in the end (delta: 271.6 MB). Free memory was 174.8 MB in the beginning and 447.0 MB in the end (delta: -272.2 MB). Peak memory consumption was 373.5 MB. Max. memory is 7.1 GB. [2020-08-18 17:57:22,987 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.74 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 98.8 MB in the beginning and 163.5 MB in the end (delta: -64.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.45 ms. Allocated memory is still 202.4 MB. Free memory was 163.5 MB in the beginning and 159.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1586.24 ms. Allocated memory was 202.4 MB in the beginning and 233.3 MB in the end (delta: 30.9 MB). Free memory was 159.3 MB in the beginning and 174.8 MB in the end (delta: -15.5 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21477.57 ms. Allocated memory was 233.3 MB in the beginning and 504.9 MB in the end (delta: 271.6 MB). Free memory was 174.8 MB in the beginning and 447.0 MB in the end (delta: -272.2 MB). Peak memory consumption was 373.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((((((!(23 <= \old(a1)) || !(\old(a10) <= 0)) || ((9 <= a19 && !(a10 == 3)) && 1 <= a10)) || !(9 == \old(a19))) || !(\old(a1) <= 23)) || !(14 == a4)) || a19 == 9) || ((!(a10 == 1) && a1 <= 38) && a19 <= 9)) || (a1 <= 38 && a10 <= 0)) || ((!(a10 == 3) && !(a19 == 6)) && a19 <= 9)) || !(a12 == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.2s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 16.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 183 SDtfs, 5374 SDslu, 255 SDs, 0 SdLazy, 6925 SolverSat, 1754 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 12.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2664occurred in iteration=6, 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, 527 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 88 PreInvPairs, 144 NumberOfFragments, 438 HoareAnnotationTreeSize, 88 FomulaSimplifications, 4105 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2880 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1069 NumberOfCodeBlocks, 1069 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1062 ConstructedInterpolants, 0 QuantifiedInterpolants, 480759 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 326/348 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...