/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.4 --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/Problem10_label02.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 05:31:52,209 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-08-22 05:31:52,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 05:31:52,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 05:31:52,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 05:31:52,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 05:31:52,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 05:31:52,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 05:31:52,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 05:31:52,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 05:31:52,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 05:31:52,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 05:31:52,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 05:31:52,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 05:31:52,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 05:31:52,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 05:31:52,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 05:31:52,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 05:31:52,328 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 [2020-08-22 05:31:52,354 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 05:31:52,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 05:31:52,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 05:31:52,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 05:31:52,356 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 05:31:52,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 05:31:52,356 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 05:31:52,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 05:31:52,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 05:31:52,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 05:31:52,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 05:31:52,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 05:31:52,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 05:31:52,358 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 05:31:52,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 05:31:52,358 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 05:31:52,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 05:31:52,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 05:31:52,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 05:31:52,359 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 05:31:52,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 05:31:52,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 05:31:52,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 05:31:52,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 05:31:52,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 05:31:52,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 05:31:52,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 05:31:52,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 05:31:52,360 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 05:31:52,361 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=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; [2020-08-22 05:31:52,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 05:31:52,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 05:31:52,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 05:31:52,706 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 05:31:52,706 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 05:31:52,707 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-08-22 05:31:52,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82d6cd9ce/655ce129edda4662974c83fe295a98fb/FLAGe636a5d6a [2020-08-22 05:31:53,420 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 05:31:53,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-08-22 05:31:53,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82d6cd9ce/655ce129edda4662974c83fe295a98fb/FLAGe636a5d6a [2020-08-22 05:31:53,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82d6cd9ce/655ce129edda4662974c83fe295a98fb [2020-08-22 05:31:53,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 05:31:53,653 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 05:31:53,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 05:31:53,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 05:31:53,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 05:31:53,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:31:53" (1/1) ... [2020-08-22 05:31:53,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398320f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:53, skipping insertion in model container [2020-08-22 05:31:53,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:31:53" (1/1) ... [2020-08-22 05:31:53,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 05:31:53,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 05:31:54,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 05:31:54,263 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 05:31:54,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 05:31:54,427 INFO L208 MainTranslator]: Completed translation [2020-08-22 05:31:54,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:54 WrapperNode [2020-08-22 05:31:54,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 05:31:54,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 05:31:54,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 05:31:54,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 05:31:54,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:54" (1/1) ... [2020-08-22 05:31:54,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:54" (1/1) ... [2020-08-22 05:31:54,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:54" (1/1) ... [2020-08-22 05:31:54,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:54" (1/1) ... [2020-08-22 05:31:54,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:54" (1/1) ... [2020-08-22 05:31:54,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:54" (1/1) ... [2020-08-22 05:31:54,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:54" (1/1) ... [2020-08-22 05:31:54,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 05:31:54,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 05:31:54,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 05:31:54,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 05:31:54,551 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:54" (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 [2020-08-22 05:31:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 05:31:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 05:31:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-22 05:31:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 05:31:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-22 05:31:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 05:31:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 05:31:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-22 05:31:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 05:31:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 05:31:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 05:31:56,003 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 05:31:56,003 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-22 05:31:56,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:31:56 BoogieIcfgContainer [2020-08-22 05:31:56,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 05:31:56,011 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 05:31:56,011 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 05:31:56,014 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 05:31:56,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 05:31:53" (1/3) ... [2020-08-22 05:31:56,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53dc6936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:31:56, skipping insertion in model container [2020-08-22 05:31:56,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:31:54" (2/3) ... [2020-08-22 05:31:56,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53dc6936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:31:56, skipping insertion in model container [2020-08-22 05:31:56,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:31:56" (3/3) ... [2020-08-22 05:31:56,018 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label02.c [2020-08-22 05:31:56,029 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 05:31:56,036 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 05:31:56,050 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 05:31:56,074 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 05:31:56,074 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 05:31:56,074 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 05:31:56,075 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 05:31:56,075 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 05:31:56,075 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 05:31:56,075 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 05:31:56,075 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 05:31:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-08-22 05:31:56,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-22 05:31:56,110 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:31:56,111 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] [2020-08-22 05:31:56,111 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:31:56,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:31:56,118 INFO L82 PathProgramCache]: Analyzing trace with hash -824341666, now seen corresponding path program 1 times [2020-08-22 05:31:56,127 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:31:56,127 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [580158583] [2020-08-22 05:31:56,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:31:56,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:56,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:31:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:56,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 05:31:56,619 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [580158583] [2020-08-22 05:31:56,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 05:31:56,622 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 05:31:56,623 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048621094] [2020-08-22 05:31:56,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 05:31:56,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:31:56,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 05:31:56,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 05:31:56,648 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-08-22 05:31:58,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:31:58,668 INFO L93 Difference]: Finished difference Result 745 states and 1315 transitions. [2020-08-22 05:31:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 05:31:58,670 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-08-22 05:31:58,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:31:58,691 INFO L225 Difference]: With dead ends: 745 [2020-08-22 05:31:58,691 INFO L226 Difference]: Without dead ends: 447 [2020-08-22 05:31:58,700 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 [2020-08-22 05:31:58,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-08-22 05:31:58,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 443. [2020-08-22 05:31:58,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-08-22 05:31:58,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 635 transitions. [2020-08-22 05:31:58,816 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 635 transitions. Word has length 65 [2020-08-22 05:31:58,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:31:58,816 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 635 transitions. [2020-08-22 05:31:58,817 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 05:31:58,817 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 635 transitions. [2020-08-22 05:31:58,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-08-22 05:31:58,826 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:31:58,827 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-22 05:31:58,827 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 05:31:58,828 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:31:58,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:31:58,829 INFO L82 PathProgramCache]: Analyzing trace with hash 177708450, now seen corresponding path program 1 times [2020-08-22 05:31:58,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:31:58,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [77197163] [2020-08-22 05:31:58,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:31:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:58,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:31:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:59,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 05:31:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:59,093 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 05:31:59,093 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [77197163] [2020-08-22 05:31:59,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 05:31:59,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 05:31:59,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263162781] [2020-08-22 05:31:59,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 05:31:59,096 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:31:59,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 05:31:59,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-22 05:31:59,097 INFO L87 Difference]: Start difference. First operand 443 states and 635 transitions. Second operand 8 states. [2020-08-22 05:32:01,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:32:01,287 INFO L93 Difference]: Finished difference Result 1782 states and 2698 transitions. [2020-08-22 05:32:01,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-22 05:32:01,288 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 139 [2020-08-22 05:32:01,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:32:01,304 INFO L225 Difference]: With dead ends: 1782 [2020-08-22 05:32:01,305 INFO L226 Difference]: Without dead ends: 1345 [2020-08-22 05:32:01,308 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 [2020-08-22 05:32:01,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2020-08-22 05:32:01,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1184. [2020-08-22 05:32:01,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1184 states. [2020-08-22 05:32:01,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1666 transitions. [2020-08-22 05:32:01,399 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1666 transitions. Word has length 139 [2020-08-22 05:32:01,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:32:01,400 INFO L479 AbstractCegarLoop]: Abstraction has 1184 states and 1666 transitions. [2020-08-22 05:32:01,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 05:32:01,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1666 transitions. [2020-08-22 05:32:01,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-08-22 05:32:01,408 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:32:01,408 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] [2020-08-22 05:32:01,409 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 05:32:01,409 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:32:01,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:32:01,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1533828447, now seen corresponding path program 1 times [2020-08-22 05:32:01,410 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:32:01,410 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1665868704] [2020-08-22 05:32:01,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:32:01,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:01,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:32:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:01,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 05:32:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 05:32:01,747 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1665868704] [2020-08-22 05:32:01,747 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:32:01,747 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 05:32:01,748 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600036271] [2020-08-22 05:32:01,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 05:32:01,751 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:32:01,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 05:32:01,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-22 05:32:01,752 INFO L87 Difference]: Start difference. First operand 1184 states and 1666 transitions. Second operand 8 states. [2020-08-22 05:32:03,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:32:03,819 INFO L93 Difference]: Finished difference Result 2973 states and 4187 transitions. [2020-08-22 05:32:03,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 05:32:03,821 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 144 [2020-08-22 05:32:03,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:32:03,840 INFO L225 Difference]: With dead ends: 2973 [2020-08-22 05:32:03,841 INFO L226 Difference]: Without dead ends: 1768 [2020-08-22 05:32:03,845 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 [2020-08-22 05:32:03,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1768 states. [2020-08-22 05:32:03,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1768 to 1762. [2020-08-22 05:32:03,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1762 states. [2020-08-22 05:32:03,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1762 states and 2451 transitions. [2020-08-22 05:32:03,964 INFO L78 Accepts]: Start accepts. Automaton has 1762 states and 2451 transitions. Word has length 144 [2020-08-22 05:32:03,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:32:03,965 INFO L479 AbstractCegarLoop]: Abstraction has 1762 states and 2451 transitions. [2020-08-22 05:32:03,965 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 05:32:03,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2451 transitions. [2020-08-22 05:32:03,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-08-22 05:32:03,975 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:32:03,975 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] [2020-08-22 05:32:03,975 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 05:32:03,976 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:32:03,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:32:03,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1165965249, now seen corresponding path program 1 times [2020-08-22 05:32:03,976 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:32:03,977 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [902251662] [2020-08-22 05:32:03,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:32:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:04,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:32:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:04,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 05:32:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:04,291 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 05:32:04,292 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [902251662] [2020-08-22 05:32:04,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 05:32:04,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 05:32:04,293 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952839933] [2020-08-22 05:32:04,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 05:32:04,293 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:32:04,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 05:32:04,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-22 05:32:04,294 INFO L87 Difference]: Start difference. First operand 1762 states and 2451 transitions. Second operand 8 states. [2020-08-22 05:32:05,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:32:05,872 INFO L93 Difference]: Finished difference Result 4166 states and 6193 transitions. [2020-08-22 05:32:05,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 05:32:05,872 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 160 [2020-08-22 05:32:05,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:32:05,895 INFO L225 Difference]: With dead ends: 4166 [2020-08-22 05:32:05,895 INFO L226 Difference]: Without dead ends: 2553 [2020-08-22 05:32:05,901 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 [2020-08-22 05:32:05,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2553 states. [2020-08-22 05:32:06,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2553 to 2217. [2020-08-22 05:32:06,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2217 states. [2020-08-22 05:32:06,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 2217 states and 2967 transitions. [2020-08-22 05:32:06,016 INFO L78 Accepts]: Start accepts. Automaton has 2217 states and 2967 transitions. Word has length 160 [2020-08-22 05:32:06,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:32:06,017 INFO L479 AbstractCegarLoop]: Abstraction has 2217 states and 2967 transitions. [2020-08-22 05:32:06,018 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 05:32:06,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2967 transitions. [2020-08-22 05:32:06,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-08-22 05:32:06,021 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:32:06,021 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] [2020-08-22 05:32:06,022 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 05:32:06,022 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:32:06,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:32:06,024 INFO L82 PathProgramCache]: Analyzing trace with hash 973193769, now seen corresponding path program 1 times [2020-08-22 05:32:06,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:32:06,024 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2118480060] [2020-08-22 05:32:06,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:32:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:06,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:32:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:06,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 05:32:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 54 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 05:32:06,308 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2118480060] [2020-08-22 05:32:06,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:32:06,309 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 05:32:06,309 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354182467] [2020-08-22 05:32:06,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 05:32:06,310 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:32:06,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 05:32:06,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-22 05:32:06,311 INFO L87 Difference]: Start difference. First operand 2217 states and 2967 transitions. Second operand 8 states. [2020-08-22 05:32:10,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:32:10,519 INFO L93 Difference]: Finished difference Result 4726 states and 6436 transitions. [2020-08-22 05:32:10,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 05:32:10,519 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 180 [2020-08-22 05:32:10,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:32:10,533 INFO L225 Difference]: With dead ends: 4726 [2020-08-22 05:32:10,534 INFO L226 Difference]: Without dead ends: 2658 [2020-08-22 05:32:10,540 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 [2020-08-22 05:32:10,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2658 states. [2020-08-22 05:32:10,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2658 to 2652. [2020-08-22 05:32:10,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2652 states. [2020-08-22 05:32:10,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3371 transitions. [2020-08-22 05:32:10,620 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3371 transitions. Word has length 180 [2020-08-22 05:32:10,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:32:10,621 INFO L479 AbstractCegarLoop]: Abstraction has 2652 states and 3371 transitions. [2020-08-22 05:32:10,621 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 05:32:10,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3371 transitions. [2020-08-22 05:32:10,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-08-22 05:32:10,624 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:32:10,624 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] [2020-08-22 05:32:10,625 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 05:32:10,625 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:32:10,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:32:10,626 INFO L82 PathProgramCache]: Analyzing trace with hash 913701069, now seen corresponding path program 1 times [2020-08-22 05:32:10,626 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:32:10,626 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1579094247] [2020-08-22 05:32:10,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:32:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:10,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:32:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:10,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 05:32:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:10,848 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 05:32:10,849 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1579094247] [2020-08-22 05:32:10,849 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 05:32:10,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 05:32:10,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359787280] [2020-08-22 05:32:10,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 05:32:10,852 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:32:10,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 05:32:10,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-22 05:32:10,852 INFO L87 Difference]: Start difference. First operand 2652 states and 3371 transitions. Second operand 7 states. [2020-08-22 05:32:12,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:32:12,551 INFO L93 Difference]: Finished difference Result 5181 states and 6662 transitions. [2020-08-22 05:32:12,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-22 05:32:12,552 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 182 [2020-08-22 05:32:12,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:32:12,566 INFO L225 Difference]: With dead ends: 5181 [2020-08-22 05:32:12,566 INFO L226 Difference]: Without dead ends: 2678 [2020-08-22 05:32:12,573 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 [2020-08-22 05:32:12,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2678 states. [2020-08-22 05:32:12,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2678 to 2664. [2020-08-22 05:32:12,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2664 states. [2020-08-22 05:32:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2664 states and 3388 transitions. [2020-08-22 05:32:12,650 INFO L78 Accepts]: Start accepts. Automaton has 2664 states and 3388 transitions. Word has length 182 [2020-08-22 05:32:12,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:32:12,650 INFO L479 AbstractCegarLoop]: Abstraction has 2664 states and 3388 transitions. [2020-08-22 05:32:12,650 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 05:32:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3388 transitions. [2020-08-22 05:32:12,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-08-22 05:32:12,654 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:32:12,654 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] [2020-08-22 05:32:12,655 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-22 05:32:12,655 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:32:12,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:32:12,655 INFO L82 PathProgramCache]: Analyzing trace with hash 470454874, now seen corresponding path program 1 times [2020-08-22 05:32:12,656 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:32:12,656 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1140184319] [2020-08-22 05:32:12,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:32:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:12,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:32:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:12,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 05:32:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:32:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 05:32:12,929 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1140184319] [2020-08-22 05:32:12,929 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:32:12,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 05:32:12,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374239526] [2020-08-22 05:32:12,930 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 05:32:12,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:32:12,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 05:32:12,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-08-22 05:32:12,932 INFO L87 Difference]: Start difference. First operand 2664 states and 3388 transitions. Second operand 7 states. [2020-08-22 05:32:15,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:32:15,023 INFO L93 Difference]: Finished difference Result 3826 states and 4895 transitions. [2020-08-22 05:32:15,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 05:32:15,024 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 199 [2020-08-22 05:32:15,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:32:15,025 INFO L225 Difference]: With dead ends: 3826 [2020-08-22 05:32:15,025 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 05:32:15,034 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 [2020-08-22 05:32:15,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 05:32:15,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 05:32:15,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 05:32:15,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 05:32:15,035 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 199 [2020-08-22 05:32:15,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:32:15,036 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 05:32:15,036 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 05:32:15,036 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 05:32:15,036 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 05:32:15,036 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-22 05:32:15,039 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 05:32:16,460 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 155 DAG size of output: 52 [2020-08-22 05:32:16,733 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 46 [2020-08-22 05:32:17,009 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 46 [2020-08-22 05:32:17,014 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 05:32:17,014 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)|)) [2020-08-22 05:32:17,014 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 05:32:17,015 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-08-22 05:32:17,015 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,015 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,015 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,016 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,016 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,016 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,016 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-08-22 05:32:17,017 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-08-22 05:32:17,017 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-08-22 05:32:17,017 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-08-22 05:32:17,017 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-08-22 05:32:17,017 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-08-22 05:32:17,017 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-08-22 05:32:17,018 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-08-22 05:32:17,018 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-08-22 05:32:17,018 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-08-22 05:32:17,018 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-08-22 05:32:17,018 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,018 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,018 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,018 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,019 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,019 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-08-22 05:32:17,019 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-08-22 05:32:17,019 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-08-22 05:32:17,019 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-08-22 05:32:17,019 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-08-22 05:32:17,019 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-08-22 05:32:17,020 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-08-22 05:32:17,020 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-08-22 05:32:17,020 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-08-22 05:32:17,020 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-08-22 05:32:17,020 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-08-22 05:32:17,020 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-08-22 05:32:17,020 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-08-22 05:32:17,021 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2020-08-22 05:32:17,021 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-08-22 05:32:17,021 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,021 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,021 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,021 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,021 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,022 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-08-22 05:32:17,022 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-22 05:32:17,022 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-08-22 05:32:17,022 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-08-22 05:32:17,022 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-08-22 05:32:17,022 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-08-22 05:32:17,022 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-08-22 05:32:17,023 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-08-22 05:32:17,023 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-08-22 05:32:17,023 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-08-22 05:32:17,023 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,023 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,023 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,024 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,024 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,024 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-08-22 05:32:17,024 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-08-22 05:32:17,024 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-08-22 05:32:17,024 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-08-22 05:32:17,024 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-08-22 05:32:17,025 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-08-22 05:32:17,025 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-08-22 05:32:17,025 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-08-22 05:32:17,025 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-08-22 05:32:17,025 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-08-22 05:32:17,025 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-08-22 05:32:17,026 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-08-22 05:32:17,026 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-08-22 05:32:17,026 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,026 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,026 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,026 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,026 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,026 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-22 05:32:17,027 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-08-22 05:32:17,027 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-08-22 05:32:17,027 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-08-22 05:32:17,027 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-08-22 05:32:17,027 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-08-22 05:32:17,027 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-08-22 05:32:17,027 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-08-22 05:32:17,028 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-08-22 05:32:17,028 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,028 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,028 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,028 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,028 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,028 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,028 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,029 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-08-22 05:32:17,029 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-08-22 05:32:17,029 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-08-22 05:32:17,029 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-08-22 05:32:17,029 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-22 05:32:17,029 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-08-22 05:32:17,029 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-08-22 05:32:17,030 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-08-22 05:32:17,030 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-08-22 05:32:17,030 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-08-22 05:32:17,030 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-08-22 05:32:17,030 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-08-22 05:32:17,030 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-08-22 05:32:17,030 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,031 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,031 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,031 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,031 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-08-22 05:32:17,031 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,031 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,031 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-08-22 05:32:17,031 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-08-22 05:32:17,032 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-08-22 05:32:17,032 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-08-22 05:32:17,032 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-08-22 05:32:17,032 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-08-22 05:32:17,032 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-08-22 05:32:17,032 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-08-22 05:32:17,032 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-08-22 05:32:17,033 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-08-22 05:32:17,033 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-08-22 05:32:17,033 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-08-22 05:32:17,033 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-08-22 05:32:17,033 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,033 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,034 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,034 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,034 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,034 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,034 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-08-22 05:32:17,034 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-08-22 05:32:17,034 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-08-22 05:32:17,034 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-08-22 05:32:17,035 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-08-22 05:32:17,035 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-08-22 05:32:17,035 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-08-22 05:32:17,035 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-08-22 05:32:17,035 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-08-22 05:32:17,035 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-08-22 05:32:17,035 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-08-22 05:32:17,036 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))) [2020-08-22 05:32:17,036 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-08-22 05:32:17,036 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-08-22 05:32:17,036 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-08-22 05:32:17,036 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,036 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,037 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,037 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,037 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,037 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,037 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-08-22 05:32:17,037 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-08-22 05:32:17,037 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-08-22 05:32:17,037 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-08-22 05:32:17,038 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-08-22 05:32:17,038 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-08-22 05:32:17,038 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-08-22 05:32:17,038 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-08-22 05:32:17,038 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-08-22 05:32:17,038 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-08-22 05:32:17,038 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-08-22 05:32:17,038 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-08-22 05:32:17,039 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-08-22 05:32:17,039 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,039 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,039 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,039 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,039 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,039 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,039 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-08-22 05:32:17,040 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-08-22 05:32:17,040 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-08-22 05:32:17,040 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-08-22 05:32:17,040 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-08-22 05:32:17,040 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-08-22 05:32:17,040 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-08-22 05:32:17,040 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-08-22 05:32:17,040 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-08-22 05:32:17,041 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-08-22 05:32:17,041 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-08-22 05:32:17,041 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-08-22 05:32:17,041 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,041 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,041 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,041 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,042 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,042 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-08-22 05:32:17,042 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-08-22 05:32:17,042 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-08-22 05:32:17,042 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-08-22 05:32:17,042 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-08-22 05:32:17,042 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-08-22 05:32:17,042 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-08-22 05:32:17,043 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-08-22 05:32:17,043 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-08-22 05:32:17,043 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-08-22 05:32:17,043 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-08-22 05:32:17,043 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-08-22 05:32:17,043 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-08-22 05:32:17,043 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 05:32:17,044 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)) [2020-08-22 05:32:17,044 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 05:32:17,044 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 05:32:17,044 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))) [2020-08-22 05:32:17,044 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-08-22 05:32:17,045 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)))) [2020-08-22 05:32:17,045 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-08-22 05:32:17,045 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-08-22 05:32:17,045 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)))) [2020-08-22 05:32:17,045 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-08-22 05:32:17,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 05:32:17 BoogieIcfgContainer [2020-08-22 05:32:17,069 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 05:32:17,071 INFO L168 Benchmark]: Toolchain (without parser) took 23417.35 ms. Allocated memory was 138.9 MB in the beginning and 460.3 MB in the end (delta: 321.4 MB). Free memory was 100.1 MB in the beginning and 241.9 MB in the end (delta: -141.8 MB). Peak memory consumption was 336.7 MB. Max. memory is 7.1 GB. [2020-08-22 05:32:17,072 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.1 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. [2020-08-22 05:32:17,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 773.85 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 100.1 MB in the beginning and 169.4 MB in the end (delta: -69.3 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2020-08-22 05:32:17,074 INFO L168 Benchmark]: Boogie Preprocessor took 119.52 ms. Allocated memory is still 203.4 MB. Free memory was 169.4 MB in the beginning and 164.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2020-08-22 05:32:17,075 INFO L168 Benchmark]: RCFGBuilder took 1461.47 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 164.2 MB in the beginning and 180.0 MB in the end (delta: -15.8 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2020-08-22 05:32:17,076 INFO L168 Benchmark]: TraceAbstraction took 21057.78 ms. Allocated memory was 235.9 MB in the beginning and 460.3 MB in the end (delta: 224.4 MB). Free memory was 180.0 MB in the beginning and 241.9 MB in the end (delta: -61.9 MB). Peak memory consumption was 319.6 MB. Max. memory is 7.1 GB. [2020-08-22 05:32:17,080 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.1 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 773.85 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 100.1 MB in the beginning and 169.4 MB in the end (delta: -69.3 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.52 ms. Allocated memory is still 203.4 MB. Free memory was 169.4 MB in the beginning and 164.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1461.47 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 164.2 MB in the beginning and 180.0 MB in the end (delta: -15.8 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21057.78 ms. Allocated memory was 235.9 MB in the beginning and 460.3 MB in the end (delta: 224.4 MB). Free memory was 180.0 MB in the beginning and 241.9 MB in the end (delta: -61.9 MB). Peak memory consumption was 319.6 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: 18.9s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 16.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 183 SDtfs, 5374 SDslu, 255 SDs, 0 SdLazy, 6925 SolverSat, 1754 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 11.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 1.0s 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, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2880 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s 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...