/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.5 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 06:52:02,036 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-08-19 06:52:02,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 06:52:02,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 06:52:02,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 06:52:02,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 06:52:02,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 06:52:02,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 06:52:02,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 06:52:02,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 06:52:02,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 06:52:02,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 06:52:02,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 06:52:02,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 06:52:02,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-19 06:52:02,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 06:52:02,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 06:52:02,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 06:52:02,144 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 [2020-08-19 06:52:02,191 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 06:52:02,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 06:52:02,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 06:52:02,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 06:52:02,194 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 06:52:02,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 06:52:02,195 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 06:52:02,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 06:52:02,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 06:52:02,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 06:52:02,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 06:52:02,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 06:52:02,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 06:52:02,197 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 06:52:02,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 06:52:02,198 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 06:52:02,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 06:52:02,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 06:52:02,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 06:52:02,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 06:52:02,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 06:52:02,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 06:52:02,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 06:52:02,199 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 06:52:02,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 06:52:02,200 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 06:52:02,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 06:52:02,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 06:52:02,200 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 06:52:02,201 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=SMALLESTAMONGWIDE;tolerance=0.5; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5; [2020-08-19 06:52:02,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 06:52:02,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 06:52:02,503 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 06:52:02,504 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 06:52:02,504 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 06:52:02,505 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label40.c [2020-08-19 06:52:02,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad5e0c058/ec7108fc39724459b4b53e0733d3c9fe/FLAGb3c1870ed [2020-08-19 06:52:03,191 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 06:52:03,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label40.c [2020-08-19 06:52:03,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad5e0c058/ec7108fc39724459b4b53e0733d3c9fe/FLAGb3c1870ed [2020-08-19 06:52:03,483 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad5e0c058/ec7108fc39724459b4b53e0733d3c9fe [2020-08-19 06:52:03,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 06:52:03,494 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 06:52:03,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 06:52:03,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 06:52:03,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 06:52:03,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:52:03" (1/1) ... [2020-08-19 06:52:03,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee2931e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:03, skipping insertion in model container [2020-08-19 06:52:03,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:52:03" (1/1) ... [2020-08-19 06:52:03,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 06:52:03,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 06:52:04,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:52:04,110 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 06:52:04,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:52:04,304 INFO L208 MainTranslator]: Completed translation [2020-08-19 06:52:04,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:04 WrapperNode [2020-08-19 06:52:04,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 06:52:04,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 06:52:04,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 06:52:04,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 06:52:04,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:04" (1/1) ... [2020-08-19 06:52:04,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:04" (1/1) ... [2020-08-19 06:52:04,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:04" (1/1) ... [2020-08-19 06:52:04,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:04" (1/1) ... [2020-08-19 06:52:04,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:04" (1/1) ... [2020-08-19 06:52:04,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:04" (1/1) ... [2020-08-19 06:52:04,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:04" (1/1) ... [2020-08-19 06:52:04,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 06:52:04,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 06:52:04,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 06:52:04,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 06:52:04,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:04" (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 [2020-08-19 06:52:04,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 06:52:04,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 06:52:04,541 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-19 06:52:04,541 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 06:52:04,541 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-19 06:52:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 06:52:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 06:52:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-19 06:52:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 06:52:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 06:52:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 06:52:05,690 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 06:52:05,690 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-19 06:52:05,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:52:05 BoogieIcfgContainer [2020-08-19 06:52:05,702 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 06:52:05,705 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 06:52:05,705 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 06:52:05,708 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 06:52:05,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 06:52:03" (1/3) ... [2020-08-19 06:52:05,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f8e82f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:52:05, skipping insertion in model container [2020-08-19 06:52:05,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:52:04" (2/3) ... [2020-08-19 06:52:05,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f8e82f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:52:05, skipping insertion in model container [2020-08-19 06:52:05,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:52:05" (3/3) ... [2020-08-19 06:52:05,713 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label40.c [2020-08-19 06:52:05,724 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 06:52:05,738 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 06:52:05,752 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 06:52:05,789 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 06:52:05,790 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 06:52:05,790 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 06:52:05,791 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 06:52:05,791 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 06:52:05,791 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 06:52:05,791 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 06:52:05,791 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 06:52:05,816 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-08-19 06:52:05,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-08-19 06:52:05,827 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:52:05,828 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:52:05,829 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:52:05,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:52:05,835 INFO L82 PathProgramCache]: Analyzing trace with hash -1033095319, now seen corresponding path program 1 times [2020-08-19 06:52:05,845 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:52:05,845 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1527994987] [2020-08-19 06:52:05,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:52:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:06,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:52:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:06,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 06:52:06,357 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1527994987] [2020-08-19 06:52:06,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:52:06,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-19 06:52:06,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366023637] [2020-08-19 06:52:06,367 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-19 06:52:06,367 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:52:06,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-19 06:52:06,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-19 06:52:06,386 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 4 states. [2020-08-19 06:52:07,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:52:07,930 INFO L93 Difference]: Finished difference Result 644 states and 1094 transitions. [2020-08-19 06:52:07,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 06:52:07,932 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 95 [2020-08-19 06:52:07,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:52:07,949 INFO L225 Difference]: With dead ends: 644 [2020-08-19 06:52:07,949 INFO L226 Difference]: Without dead ends: 334 [2020-08-19 06:52:07,957 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-19 06:52:07,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-08-19 06:52:08,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 327. [2020-08-19 06:52:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-08-19 06:52:08,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 478 transitions. [2020-08-19 06:52:08,061 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 478 transitions. Word has length 95 [2020-08-19 06:52:08,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:52:08,063 INFO L479 AbstractCegarLoop]: Abstraction has 327 states and 478 transitions. [2020-08-19 06:52:08,063 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-19 06:52:08,064 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 478 transitions. [2020-08-19 06:52:08,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-08-19 06:52:08,084 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:52:08,084 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:52:08,085 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 06:52:08,085 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:52:08,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:52:08,085 INFO L82 PathProgramCache]: Analyzing trace with hash -377311506, now seen corresponding path program 1 times [2020-08-19 06:52:08,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:52:08,089 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [550416099] [2020-08-19 06:52:08,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:52:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:08,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:52:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:08,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:52:08,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:08,355 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 06:52:08,355 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [550416099] [2020-08-19 06:52:08,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:52:08,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-19 06:52:08,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404973368] [2020-08-19 06:52:08,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 06:52:08,358 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:52:08,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 06:52:08,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-19 06:52:08,359 INFO L87 Difference]: Start difference. First operand 327 states and 478 transitions. Second operand 5 states. [2020-08-19 06:52:09,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:52:09,793 INFO L93 Difference]: Finished difference Result 966 states and 1447 transitions. [2020-08-19 06:52:09,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 06:52:09,794 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 103 [2020-08-19 06:52:09,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:52:09,800 INFO L225 Difference]: With dead ends: 966 [2020-08-19 06:52:09,800 INFO L226 Difference]: Without dead ends: 645 [2020-08-19 06:52:09,802 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-19 06:52:09,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2020-08-19 06:52:09,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 627. [2020-08-19 06:52:09,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-08-19 06:52:09,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 880 transitions. [2020-08-19 06:52:09,854 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 880 transitions. Word has length 103 [2020-08-19 06:52:09,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:52:09,855 INFO L479 AbstractCegarLoop]: Abstraction has 627 states and 880 transitions. [2020-08-19 06:52:09,855 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 06:52:09,855 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 880 transitions. [2020-08-19 06:52:09,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-08-19 06:52:09,861 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:52:09,861 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2020-08-19 06:52:09,862 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 06:52:09,862 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:52:09,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:52:09,862 INFO L82 PathProgramCache]: Analyzing trace with hash 605048457, now seen corresponding path program 1 times [2020-08-19 06:52:09,863 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:52:09,863 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [436524295] [2020-08-19 06:52:09,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:52:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:09,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:52:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:09,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:52:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:09,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-19 06:52:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:10,014 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 06:52:10,014 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [436524295] [2020-08-19 06:52:10,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:52:10,015 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 06:52:10,015 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893867551] [2020-08-19 06:52:10,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 06:52:10,016 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:52:10,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 06:52:10,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:52:10,017 INFO L87 Difference]: Start difference. First operand 627 states and 880 transitions. Second operand 7 states. [2020-08-19 06:52:12,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:52:12,341 INFO L93 Difference]: Finished difference Result 2436 states and 3536 transitions. [2020-08-19 06:52:12,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 06:52:12,342 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 124 [2020-08-19 06:52:12,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:52:12,359 INFO L225 Difference]: With dead ends: 2436 [2020-08-19 06:52:12,359 INFO L226 Difference]: Without dead ends: 1521 [2020-08-19 06:52:12,363 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-19 06:52:12,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1521 states. [2020-08-19 06:52:12,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1521 to 1511. [2020-08-19 06:52:12,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1511 states. [2020-08-19 06:52:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1511 states and 2004 transitions. [2020-08-19 06:52:12,459 INFO L78 Accepts]: Start accepts. Automaton has 1511 states and 2004 transitions. Word has length 124 [2020-08-19 06:52:12,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:52:12,460 INFO L479 AbstractCegarLoop]: Abstraction has 1511 states and 2004 transitions. [2020-08-19 06:52:12,460 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 06:52:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 2004 transitions. [2020-08-19 06:52:12,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-08-19 06:52:12,474 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:52:12,475 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2020-08-19 06:52:12,475 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 06:52:12,475 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:52:12,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:52:12,476 INFO L82 PathProgramCache]: Analyzing trace with hash 705967222, now seen corresponding path program 1 times [2020-08-19 06:52:12,476 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:52:12,476 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1420430870] [2020-08-19 06:52:12,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:52:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:12,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:52:12,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:12,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:52:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:12,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-19 06:52:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:12,685 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-08-19 06:52:12,686 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1420430870] [2020-08-19 06:52:12,686 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:52:12,686 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-19 06:52:12,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391605162] [2020-08-19 06:52:12,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 06:52:12,687 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:52:12,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 06:52:12,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-08-19 06:52:12,688 INFO L87 Difference]: Start difference. First operand 1511 states and 2004 transitions. Second operand 9 states. [2020-08-19 06:52:13,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:52:13,834 INFO L93 Difference]: Finished difference Result 2853 states and 3716 transitions. [2020-08-19 06:52:13,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-19 06:52:13,835 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 126 [2020-08-19 06:52:13,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:52:13,842 INFO L225 Difference]: With dead ends: 2853 [2020-08-19 06:52:13,842 INFO L226 Difference]: Without dead ends: 1058 [2020-08-19 06:52:13,847 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-08-19 06:52:13,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2020-08-19 06:52:13,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 457. [2020-08-19 06:52:13,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2020-08-19 06:52:13,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 536 transitions. [2020-08-19 06:52:13,884 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 536 transitions. Word has length 126 [2020-08-19 06:52:13,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:52:13,885 INFO L479 AbstractCegarLoop]: Abstraction has 457 states and 536 transitions. [2020-08-19 06:52:13,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 06:52:13,885 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 536 transitions. [2020-08-19 06:52:13,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-08-19 06:52:13,888 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:52:13,888 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, 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] [2020-08-19 06:52:13,889 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 06:52:13,889 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:52:13,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:52:13,889 INFO L82 PathProgramCache]: Analyzing trace with hash -156169652, now seen corresponding path program 1 times [2020-08-19 06:52:13,890 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:52:13,890 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [721662505] [2020-08-19 06:52:13,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:52:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:14,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:52:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:14,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:52:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:14,185 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 06:52:14,186 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [721662505] [2020-08-19 06:52:14,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:52:14,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-19 06:52:14,186 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369495414] [2020-08-19 06:52:14,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 06:52:14,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:52:14,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 06:52:14,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-19 06:52:14,188 INFO L87 Difference]: Start difference. First operand 457 states and 536 transitions. Second operand 8 states. [2020-08-19 06:52:15,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:52:15,747 INFO L93 Difference]: Finished difference Result 1371 states and 1680 transitions. [2020-08-19 06:52:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 06:52:15,748 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 164 [2020-08-19 06:52:15,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:52:15,753 INFO L225 Difference]: With dead ends: 1371 [2020-08-19 06:52:15,753 INFO L226 Difference]: Without dead ends: 920 [2020-08-19 06:52:15,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-08-19 06:52:15,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-08-19 06:52:15,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 907. [2020-08-19 06:52:15,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 907 states. [2020-08-19 06:52:15,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1030 transitions. [2020-08-19 06:52:15,784 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1030 transitions. Word has length 164 [2020-08-19 06:52:15,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:52:15,785 INFO L479 AbstractCegarLoop]: Abstraction has 907 states and 1030 transitions. [2020-08-19 06:52:15,785 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 06:52:15,785 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1030 transitions. [2020-08-19 06:52:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-08-19 06:52:15,789 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:52:15,789 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-19 06:52:15,789 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-19 06:52:15,790 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:52:15,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:52:15,790 INFO L82 PathProgramCache]: Analyzing trace with hash -2073036365, now seen corresponding path program 1 times [2020-08-19 06:52:15,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:52:15,791 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [920931120] [2020-08-19 06:52:15,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:52:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:15,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:52:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:15,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:52:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:15,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 06:52:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:16,057 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 77 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 06:52:16,058 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [920931120] [2020-08-19 06:52:16,059 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:52:16,060 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 06:52:16,060 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229402383] [2020-08-19 06:52:16,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 06:52:16,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:52:16,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 06:52:16,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:52:16,071 INFO L87 Difference]: Start difference. First operand 907 states and 1030 transitions. Second operand 7 states. [2020-08-19 06:52:17,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:52:17,266 INFO L93 Difference]: Finished difference Result 2419 states and 2845 transitions. [2020-08-19 06:52:17,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 06:52:17,267 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 174 [2020-08-19 06:52:17,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:52:17,274 INFO L225 Difference]: With dead ends: 2419 [2020-08-19 06:52:17,275 INFO L226 Difference]: Without dead ends: 1370 [2020-08-19 06:52:17,278 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-19 06:52:17,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2020-08-19 06:52:17,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1348. [2020-08-19 06:52:17,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1348 states. [2020-08-19 06:52:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 1515 transitions. [2020-08-19 06:52:17,321 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 1515 transitions. Word has length 174 [2020-08-19 06:52:17,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:52:17,322 INFO L479 AbstractCegarLoop]: Abstraction has 1348 states and 1515 transitions. [2020-08-19 06:52:17,322 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 06:52:17,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1515 transitions. [2020-08-19 06:52:17,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-19 06:52:17,326 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:52:17,327 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-19 06:52:17,327 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-19 06:52:17,327 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:52:17,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:52:17,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1555440331, now seen corresponding path program 1 times [2020-08-19 06:52:17,328 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:52:17,328 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1737752557] [2020-08-19 06:52:17,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:52:17,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:17,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:52:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:17,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:52:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:17,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-08-19 06:52:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:52:17,629 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 74 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-08-19 06:52:17,630 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1737752557] [2020-08-19 06:52:17,630 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:52:17,631 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 06:52:17,631 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105102154] [2020-08-19 06:52:17,632 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 06:52:17,632 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:52:17,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 06:52:17,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-19 06:52:17,634 INFO L87 Difference]: Start difference. First operand 1348 states and 1515 transitions. Second operand 8 states. [2020-08-19 06:52:19,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:52:19,944 INFO L93 Difference]: Finished difference Result 3131 states and 3547 transitions. [2020-08-19 06:52:19,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 06:52:19,945 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 177 [2020-08-19 06:52:19,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:52:19,946 INFO L225 Difference]: With dead ends: 3131 [2020-08-19 06:52:19,946 INFO L226 Difference]: Without dead ends: 0 [2020-08-19 06:52:19,952 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-19 06:52:19,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-19 06:52:19,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-19 06:52:19,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-19 06:52:19,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-19 06:52:19,953 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2020-08-19 06:52:19,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:52:19,953 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-19 06:52:19,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 06:52:19,953 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-19 06:52:19,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-19 06:52:19,954 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-19 06:52:19,956 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-19 06:52:20,292 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 120 [2020-08-19 06:52:20,401 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 120 [2020-08-19 06:52:21,235 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 55 [2020-08-19 06:52:21,725 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2020-08-19 06:52:22,215 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2020-08-19 06:52:22,219 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-19 06:52:22,220 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-08-19 06:52:22,220 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-19 06:52:22,220 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,220 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,220 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,221 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,221 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,221 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-08-19 06:52:22,221 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-08-19 06:52:22,221 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-19 06:52:22,222 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-08-19 06:52:22,222 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-19 06:52:22,222 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-19 06:52:22,222 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-08-19 06:52:22,222 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-08-19 06:52:22,222 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-08-19 06:52:22,223 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-08-19 06:52:22,223 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-08-19 06:52:22,223 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-08-19 06:52:22,223 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-08-19 06:52:22,223 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,223 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,223 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,224 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,224 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-08-19 06:52:22,224 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,224 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-08-19 06:52:22,224 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-19 06:52:22,224 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-08-19 06:52:22,224 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-19 06:52:22,224 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-19 06:52:22,225 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-19 06:52:22,225 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-08-19 06:52:22,225 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-08-19 06:52:22,225 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-08-19 06:52:22,225 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-08-19 06:52:22,225 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-08-19 06:52:22,225 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-08-19 06:52:22,225 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-08-19 06:52:22,226 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-08-19 06:52:22,226 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-08-19 06:52:22,226 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,226 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,226 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,226 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,226 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,227 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2020-08-19 06:52:22,227 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-08-19 06:52:22,227 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-08-19 06:52:22,227 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-08-19 06:52:22,227 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-08-19 06:52:22,227 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-19 06:52:22,227 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-19 06:52:22,228 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-19 06:52:22,228 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-19 06:52:22,228 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-08-19 06:52:22,228 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-08-19 06:52:22,228 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-08-19 06:52:22,228 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,228 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,229 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,229 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,229 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,229 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-08-19 06:52:22,229 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-08-19 06:52:22,229 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-08-19 06:52:22,229 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-19 06:52:22,229 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-19 06:52:22,230 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-19 06:52:22,230 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-19 06:52:22,230 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-19 06:52:22,230 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-19 06:52:22,230 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-08-19 06:52:22,230 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-08-19 06:52:22,230 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-08-19 06:52:22,230 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-08-19 06:52:22,231 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,231 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,231 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,231 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,231 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,231 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-08-19 06:52:22,231 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-08-19 06:52:22,231 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-08-19 06:52:22,232 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-19 06:52:22,232 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-19 06:52:22,232 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-19 06:52:22,232 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-08-19 06:52:22,232 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-08-19 06:52:22,232 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-08-19 06:52:22,232 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-08-19 06:52:22,232 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-08-19 06:52:22,233 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-08-19 06:52:22,233 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-08-19 06:52:22,233 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-08-19 06:52:22,233 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-08-19 06:52:22,233 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-08-19 06:52:22,233 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,233 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,234 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,234 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,234 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-08-19 06:52:22,234 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,234 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-08-19 06:52:22,234 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,234 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-08-19 06:52:22,234 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-08-19 06:52:22,234 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-08-19 06:52:22,235 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,235 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,235 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-08-19 06:52:22,235 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-19 06:52:22,235 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-08-19 06:52:22,235 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-19 06:52:22,235 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-19 06:52:22,235 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-08-19 06:52:22,235 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-08-19 06:52:22,236 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-08-19 06:52:22,236 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-08-19 06:52:22,236 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-08-19 06:52:22,236 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-08-19 06:52:22,236 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,236 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,236 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,236 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,236 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,237 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,237 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-08-19 06:52:22,237 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-08-19 06:52:22,237 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-08-19 06:52:22,237 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-19 06:52:22,237 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-19 06:52:22,237 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-19 06:52:22,237 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-19 06:52:22,238 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-08-19 06:52:22,238 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-08-19 06:52:22,238 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-08-19 06:52:22,238 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-08-19 06:52:22,238 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,238 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,238 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,238 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,238 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,239 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,239 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-08-19 06:52:22,239 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-08-19 06:52:22,239 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-08-19 06:52:22,239 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-08-19 06:52:22,239 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-08-19 06:52:22,239 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-08-19 06:52:22,239 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-19 06:52:22,239 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-19 06:52:22,240 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-19 06:52:22,240 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-08-19 06:52:22,240 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-08-19 06:52:22,240 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-08-19 06:52:22,240 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-08-19 06:52:22,240 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-08-19 06:52:22,240 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,240 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,240 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,241 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse16 (= |old(~a11~0)| 1)) (.cse13 (not (= 8 |old(~a17~0)|))) (.cse15 (= |old(~a11~0)| |old(~a19~0)|)) (.cse2 (= ~a28~0 |old(~a28~0)|)) (.cse4 (= ~a11~0 |old(~a11~0)|)) (.cse14 (= ~a25~0 |old(~a25~0)|)) (.cse12 (= ~a17~0 8)) (.cse6 (= ~a19~0 |old(~a19~0)|))) (let ((.cse0 (not (= |old(~a25~0)| 1))) (.cse8 (not (= |old(~a19~0)| 1))) (.cse5 (= ~a25~0 1)) (.cse9 (and .cse2 .cse4 .cse14 .cse12 .cse6)) (.cse11 (and (or .cse13 .cse16) (or .cse13 .cse15))) (.cse1 (not (<= |old(~a17~0)| 8))) (.cse10 (= 11 |old(~a28~0)|)) (.cse3 (= ~a17~0 |old(~a17~0)|)) (.cse7 (not .cse16))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6) .cse7) (or .cse8 .cse9 .cse10 .cse11) (or .cse0 .cse8 (and .cse2 .cse4 .cse12 .cse5 .cse6) .cse13) (or .cse9 .cse10 (= 9 |old(~a28~0)|) .cse11) (or .cse1 .cse10 (and .cse2 .cse3 .cse14 (= ~a11~0 1) .cse6) .cse7 (not (<= 9 |old(~a28~0)|))) (or (and .cse2 .cse3 .cse4 .cse14 .cse6) .cse15 .cse7)))) [2020-08-19 06:52:22,241 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,241 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,241 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,241 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-08-19 06:52:22,242 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-08-19 06:52:22,242 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-08-19 06:52:22,242 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-08-19 06:52:22,242 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-19 06:52:22,242 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-08-19 06:52:22,242 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-19 06:52:22,242 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-19 06:52:22,243 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-08-19 06:52:22,243 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-08-19 06:52:22,243 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-08-19 06:52:22,243 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-08-19 06:52:22,243 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-08-19 06:52:22,243 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,243 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,243 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,244 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,244 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,244 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,244 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-08-19 06:52:22,244 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-08-19 06:52:22,244 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-19 06:52:22,244 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-08-19 06:52:22,245 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-08-19 06:52:22,245 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-19 06:52:22,245 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-19 06:52:22,245 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-08-19 06:52:22,245 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-08-19 06:52:22,245 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-08-19 06:52:22,245 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-08-19 06:52:22,245 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-08-19 06:52:22,246 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-08-19 06:52:22,246 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-08-19 06:52:22,246 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-08-19 06:52:22,246 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-08-19 06:52:22,246 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,246 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,246 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,247 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,247 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-08-19 06:52:22,247 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-08-19 06:52:22,247 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-08-19 06:52:22,247 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-08-19 06:52:22,247 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-08-19 06:52:22,247 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-08-19 06:52:22,247 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-08-19 06:52:22,247 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-19 06:52:22,247 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-19 06:52:22,248 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-19 06:52:22,248 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-08-19 06:52:22,248 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-08-19 06:52:22,248 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-08-19 06:52:22,248 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-08-19 06:52:22,248 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-08-19 06:52:22,248 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-08-19 06:52:22,248 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-08-19 06:52:22,249 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-08-19 06:52:22,249 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-08-19 06:52:22,249 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-08-19 06:52:22,249 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-19 06:52:22,249 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 1) (= ~a17~0 8) (not (= ~a11~0 ~a19~0)) (<= ~a28~0 7)) [2020-08-19 06:52:22,249 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-19 06:52:22,249 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-19 06:52:22,250 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= ~a19~0 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (= |old(~a11~0)| |old(~a19~0)|)) [2020-08-19 06:52:22,250 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a17~0 8)) (.cse6 (not (= ~a11~0 ~a19~0)))) (let ((.cse3 (let ((.cse9 (= ~a17~0 |old(~a17~0)|))) (or (and .cse9 .cse7 .cse8 (not (= |old(~a11~0)| 1))) (and (= ~a28~0 |old(~a28~0)|) .cse9 .cse7 (= ~a25~0 |old(~a25~0)|) .cse8 .cse6 (= ~a19~0 |old(~a19~0)|))))) (.cse2 (not (= ~a28~0 11))) (.cse1 (<= ~a17~0 8)) (.cse0 (= ~a11~0 1)) (.cse4 (= ~a19~0 1)) (.cse5 (= ~a25~0 1))) (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and (<= 9 ~a28~0) .cse0 .cse1 .cse2) (not (= 8 |old(~a17~0)|)) (and (not (= ~a28~0 9)) .cse3 .cse2) (= |old(~a11~0)| |old(~a19~0)|) (and .cse3 .cse4 .cse2) (and .cse5 .cse0 .cse1) (and .cse6 .cse0) (and .cse7 .cse4 .cse8 .cse5)))) [2020-08-19 06:52:22,250 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-08-19 06:52:22,250 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-08-19 06:52:22,251 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a17~0 8)) (.cse6 (not (= ~a11~0 ~a19~0)))) (let ((.cse3 (let ((.cse9 (= ~a17~0 |old(~a17~0)|))) (or (and .cse9 .cse7 .cse8 (not (= |old(~a11~0)| 1))) (and (= ~a28~0 |old(~a28~0)|) .cse9 .cse7 (= ~a25~0 |old(~a25~0)|) .cse8 .cse6 (= ~a19~0 |old(~a19~0)|))))) (.cse2 (not (= ~a28~0 11))) (.cse1 (<= ~a17~0 8)) (.cse0 (= ~a11~0 1)) (.cse4 (= ~a19~0 1)) (.cse5 (= ~a25~0 1))) (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and (<= 9 ~a28~0) .cse0 .cse1 .cse2) (not (= 8 |old(~a17~0)|)) (and (not (= ~a28~0 9)) .cse3 .cse2) (= |old(~a11~0)| |old(~a19~0)|) (and .cse3 .cse4 .cse2) (and .cse5 .cse0 .cse1) (and .cse6 .cse0) (and .cse7 .cse4 .cse8 .cse5)))) [2020-08-19 06:52:22,251 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-08-19 06:52:22,251 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-19 06:52:22,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.08 06:52:22 BoogieIcfgContainer [2020-08-19 06:52:22,275 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-19 06:52:22,277 INFO L168 Benchmark]: Toolchain (without parser) took 18783.11 ms. Allocated memory was 148.4 MB in the beginning and 465.6 MB in the end (delta: 317.2 MB). Free memory was 102.7 MB in the beginning and 350.2 MB in the end (delta: -247.5 MB). Peak memory consumption was 293.9 MB. Max. memory is 7.1 GB. [2020-08-19 06:52:22,278 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-19 06:52:22,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.94 ms. Allocated memory was 148.4 MB in the beginning and 206.6 MB in the end (delta: 58.2 MB). Free memory was 102.5 MB in the beginning and 171.2 MB in the end (delta: -68.7 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2020-08-19 06:52:22,280 INFO L168 Benchmark]: Boogie Preprocessor took 164.53 ms. Allocated memory is still 206.6 MB. Free memory was 171.2 MB in the beginning and 166.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-08-19 06:52:22,281 INFO L168 Benchmark]: RCFGBuilder took 1231.24 ms. Allocated memory was 206.6 MB in the beginning and 235.9 MB in the end (delta: 29.4 MB). Free memory was 165.8 MB in the beginning and 175.0 MB in the end (delta: -9.2 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. [2020-08-19 06:52:22,282 INFO L168 Benchmark]: TraceAbstraction took 16570.48 ms. Allocated memory was 235.9 MB in the beginning and 465.6 MB in the end (delta: 229.6 MB). Free memory was 173.6 MB in the beginning and 350.2 MB in the end (delta: -176.6 MB). Peak memory consumption was 277.2 MB. Max. memory is 7.1 GB. [2020-08-19 06:52:22,286 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 148.4 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 810.94 ms. Allocated memory was 148.4 MB in the beginning and 206.6 MB in the end (delta: 58.2 MB). Free memory was 102.5 MB in the beginning and 171.2 MB in the end (delta: -68.7 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 164.53 ms. Allocated memory is still 206.6 MB. Free memory was 171.2 MB in the beginning and 166.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1231.24 ms. Allocated memory was 206.6 MB in the beginning and 235.9 MB in the end (delta: 29.4 MB). Free memory was 165.8 MB in the beginning and 175.0 MB in the end (delta: -9.2 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16570.48 ms. Allocated memory was 235.9 MB in the beginning and 465.6 MB in the end (delta: 229.6 MB). Free memory was 173.6 MB in the beginning and 350.2 MB in the end (delta: -176.6 MB). Peak memory consumption was 277.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((!(\old(a28) <= 7) || !(\old(a19) == 1)) || (((9 <= a28 && a11 == 1) && a17 <= 8) && !(a28 == 11))) || !(8 == \old(a17))) || ((!(a28 == 9) && ((((a17 == \old(a17) && a11 == \old(a11)) && a17 == 8) && !(\old(a11) == 1)) || ((((((a28 == \old(a28) && a17 == \old(a17)) && a11 == \old(a11)) && a25 == \old(a25)) && a17 == 8) && !(a11 == a19)) && a19 == \old(a19)))) && !(a28 == 11))) || \old(a11) == \old(a19)) || ((((((a17 == \old(a17) && a11 == \old(a11)) && a17 == 8) && !(\old(a11) == 1)) || ((((((a28 == \old(a28) && a17 == \old(a17)) && a11 == \old(a11)) && a25 == \old(a25)) && a17 == 8) && !(a11 == a19)) && a19 == \old(a19))) && a19 == 1) && !(a28 == 11))) || ((a25 == 1 && a11 == 1) && a17 <= 8)) || (!(a11 == a19) && a11 == 1)) || (((a11 == \old(a11) && a19 == 1) && a17 == 8) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.1s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 11.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 258 SDtfs, 5311 SDslu, 318 SDs, 0 SdLazy, 6409 SolverSat, 1154 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1511occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 671 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 58 PreInvPairs, 94 NumberOfFragments, 603 HoareAnnotationTreeSize, 58 FomulaSimplifications, 44580 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5396 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 963 NumberOfCodeBlocks, 963 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 956 ConstructedInterpolants, 0 QuantifiedInterpolants, 367655 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 287/302 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...