/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 01:28:39,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 01:28:39,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 01:28:39,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-22 01:28:39,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 01:28:39,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 01:28:39,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 01:28:39,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 01:28:39,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 01:28:39,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 01:28:39,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 01:28:39,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 01:28:39,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 01:28:39,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 01:28:39,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 01:28:39,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 01:28:39,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 01:28:39,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 01:28:39,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 01:28:39,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 01:28:39,793 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-22 01:28:39,838 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 01:28:39,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 01:28:39,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 01:28:39,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 01:28:39,842 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 01:28:39,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 01:28:39,842 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 01:28:39,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 01:28:39,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 01:28:39,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 01:28:39,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 01:28:39,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 01:28:39,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 01:28:39,845 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 01:28:39,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 01:28:39,846 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 01:28:39,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 01:28:39,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 01:28:39,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 01:28:39,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 01:28:39,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 01:28:39,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 01:28:39,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 01:28:39,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 01:28:39,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 01:28:39,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 01:28:39,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 01:28:39,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 01:28:39,848 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 01:28:39,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; [2020-08-22 01:28:40,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 01:28:40,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 01:28:40,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 01:28:40,210 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 01:28:40,211 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 01:28:40,212 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label40.c [2020-08-22 01:28:40,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4bfbe984/534cb37a1648468290d592e35d6ea33e/FLAG11b20e5c0 [2020-08-22 01:28:40,801 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 01:28:40,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label40.c [2020-08-22 01:28:40,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4bfbe984/534cb37a1648468290d592e35d6ea33e/FLAG11b20e5c0 [2020-08-22 01:28:41,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4bfbe984/534cb37a1648468290d592e35d6ea33e [2020-08-22 01:28:41,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 01:28:41,074 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 01:28:41,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 01:28:41,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 01:28:41,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 01:28:41,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:28:41" (1/1) ... [2020-08-22 01:28:41,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e3fcd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41, skipping insertion in model container [2020-08-22 01:28:41,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:28:41" (1/1) ... [2020-08-22 01:28:41,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 01:28:41,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 01:28:41,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 01:28:41,800 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 01:28:41,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 01:28:41,898 INFO L208 MainTranslator]: Completed translation [2020-08-22 01:28:41,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41 WrapperNode [2020-08-22 01:28:41,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 01:28:41,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 01:28:41,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 01:28:41,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 01:28:41,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41" (1/1) ... [2020-08-22 01:28:41,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41" (1/1) ... [2020-08-22 01:28:41,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41" (1/1) ... [2020-08-22 01:28:41,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41" (1/1) ... [2020-08-22 01:28:41,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41" (1/1) ... [2020-08-22 01:28:41,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41" (1/1) ... [2020-08-22 01:28:42,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41" (1/1) ... [2020-08-22 01:28:42,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 01:28:42,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 01:28:42,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 01:28:42,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 01:28:42,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 01:28:42,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 01:28:42,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 01:28:42,102 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-22 01:28:42,103 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 01:28:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-22 01:28:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 01:28:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 01:28:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-22 01:28:42,104 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 01:28:42,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 01:28:42,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 01:28:43,410 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 01:28:43,410 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-22 01:28:43,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:28:43 BoogieIcfgContainer [2020-08-22 01:28:43,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 01:28:43,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 01:28:43,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 01:28:43,421 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 01:28:43,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 01:28:41" (1/3) ... [2020-08-22 01:28:43,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f37d062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:28:43, skipping insertion in model container [2020-08-22 01:28:43,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:28:41" (2/3) ... [2020-08-22 01:28:43,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f37d062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:28:43, skipping insertion in model container [2020-08-22 01:28:43,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:28:43" (3/3) ... [2020-08-22 01:28:43,425 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label40.c [2020-08-22 01:28:43,436 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 01:28:43,445 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 01:28:43,459 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 01:28:43,486 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 01:28:43,487 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 01:28:43,487 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 01:28:43,487 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 01:28:43,487 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 01:28:43,487 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 01:28:43,487 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 01:28:43,488 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 01:28:43,513 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-08-22 01:28:43,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-08-22 01:28:43,524 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:28:43,525 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] [2020-08-22 01:28:43,525 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:28:43,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:28:43,530 INFO L82 PathProgramCache]: Analyzing trace with hash -1033095319, now seen corresponding path program 1 times [2020-08-22 01:28:43,537 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:28:43,538 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [798424876] [2020-08-22 01:28:43,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:28:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:44,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:28:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:44,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 01:28:44,111 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [798424876] [2020-08-22 01:28:44,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:28:44,114 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-22 01:28:44,115 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423663806] [2020-08-22 01:28:44,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 01:28:44,124 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:28:44,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 01:28:44,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-22 01:28:44,143 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 4 states. [2020-08-22 01:28:45,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:28:45,784 INFO L93 Difference]: Finished difference Result 644 states and 1094 transitions. [2020-08-22 01:28:45,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 01:28:45,788 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 95 [2020-08-22 01:28:45,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:28:45,815 INFO L225 Difference]: With dead ends: 644 [2020-08-22 01:28:45,815 INFO L226 Difference]: Without dead ends: 334 [2020-08-22 01:28:45,823 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 [2020-08-22 01:28:45,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-08-22 01:28:45,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 327. [2020-08-22 01:28:45,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-08-22 01:28:45,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 478 transitions. [2020-08-22 01:28:45,921 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 478 transitions. Word has length 95 [2020-08-22 01:28:45,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:28:45,922 INFO L479 AbstractCegarLoop]: Abstraction has 327 states and 478 transitions. [2020-08-22 01:28:45,922 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 01:28:45,922 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 478 transitions. [2020-08-22 01:28:45,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-08-22 01:28:45,933 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:28:45,934 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] [2020-08-22 01:28:45,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 01:28:45,934 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:28:45,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:28:45,935 INFO L82 PathProgramCache]: Analyzing trace with hash -377311506, now seen corresponding path program 1 times [2020-08-22 01:28:45,936 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:28:45,936 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [99524627] [2020-08-22 01:28:45,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:28:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:46,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:28:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:46,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 01:28:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:46,162 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 01:28:46,162 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [99524627] [2020-08-22 01:28:46,163 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 01:28:46,163 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-22 01:28:46,163 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524152661] [2020-08-22 01:28:46,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 01:28:46,165 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:28:46,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 01:28:46,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 01:28:46,166 INFO L87 Difference]: Start difference. First operand 327 states and 478 transitions. Second operand 5 states. [2020-08-22 01:28:47,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:28:47,608 INFO L93 Difference]: Finished difference Result 966 states and 1447 transitions. [2020-08-22 01:28:47,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 01:28:47,609 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 103 [2020-08-22 01:28:47,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:28:47,615 INFO L225 Difference]: With dead ends: 966 [2020-08-22 01:28:47,616 INFO L226 Difference]: Without dead ends: 645 [2020-08-22 01:28:47,618 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-22 01:28:47,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2020-08-22 01:28:47,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 627. [2020-08-22 01:28:47,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-08-22 01:28:47,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 880 transitions. [2020-08-22 01:28:47,671 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 880 transitions. Word has length 103 [2020-08-22 01:28:47,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:28:47,672 INFO L479 AbstractCegarLoop]: Abstraction has 627 states and 880 transitions. [2020-08-22 01:28:47,672 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 01:28:47,672 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 880 transitions. [2020-08-22 01:28:47,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-08-22 01:28:47,681 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:28:47,682 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] [2020-08-22 01:28:47,682 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 01:28:47,682 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:28:47,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:28:47,683 INFO L82 PathProgramCache]: Analyzing trace with hash 605048457, now seen corresponding path program 1 times [2020-08-22 01:28:47,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:28:47,684 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [224661453] [2020-08-22 01:28:47,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:28:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:47,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:28:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:47,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 01:28:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:47,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-22 01:28:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:47,859 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 01:28:47,860 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [224661453] [2020-08-22 01:28:47,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 01:28:47,860 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 01:28:47,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792747545] [2020-08-22 01:28:47,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 01:28:47,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:28:47,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 01:28:47,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-22 01:28:47,862 INFO L87 Difference]: Start difference. First operand 627 states and 880 transitions. Second operand 7 states. [2020-08-22 01:28:50,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:28:50,187 INFO L93 Difference]: Finished difference Result 2436 states and 3536 transitions. [2020-08-22 01:28:50,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 01:28:50,188 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 124 [2020-08-22 01:28:50,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:28:50,204 INFO L225 Difference]: With dead ends: 2436 [2020-08-22 01:28:50,205 INFO L226 Difference]: Without dead ends: 1521 [2020-08-22 01:28:50,210 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 [2020-08-22 01:28:50,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1521 states. [2020-08-22 01:28:50,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1521 to 1511. [2020-08-22 01:28:50,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1511 states. [2020-08-22 01:28:50,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1511 states and 2004 transitions. [2020-08-22 01:28:50,338 INFO L78 Accepts]: Start accepts. Automaton has 1511 states and 2004 transitions. Word has length 124 [2020-08-22 01:28:50,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:28:50,341 INFO L479 AbstractCegarLoop]: Abstraction has 1511 states and 2004 transitions. [2020-08-22 01:28:50,341 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 01:28:50,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 2004 transitions. [2020-08-22 01:28:50,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-08-22 01:28:50,363 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:28:50,364 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] [2020-08-22 01:28:50,365 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 01:28:50,366 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:28:50,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:28:50,366 INFO L82 PathProgramCache]: Analyzing trace with hash 705967222, now seen corresponding path program 1 times [2020-08-22 01:28:50,367 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:28:50,367 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1033074643] [2020-08-22 01:28:50,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:28:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:50,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:28:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:50,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 01:28:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:50,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-22 01:28:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:50,562 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-08-22 01:28:50,562 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1033074643] [2020-08-22 01:28:50,563 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 01:28:50,563 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-22 01:28:50,563 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778585823] [2020-08-22 01:28:50,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 01:28:50,564 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:28:50,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 01:28:50,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-08-22 01:28:50,565 INFO L87 Difference]: Start difference. First operand 1511 states and 2004 transitions. Second operand 9 states. [2020-08-22 01:28:51,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:28:51,820 INFO L93 Difference]: Finished difference Result 2853 states and 3716 transitions. [2020-08-22 01:28:51,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-22 01:28:51,820 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 126 [2020-08-22 01:28:51,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:28:51,827 INFO L225 Difference]: With dead ends: 2853 [2020-08-22 01:28:51,828 INFO L226 Difference]: Without dead ends: 1058 [2020-08-22 01:28:51,832 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 [2020-08-22 01:28:51,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2020-08-22 01:28:51,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 457. [2020-08-22 01:28:51,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2020-08-22 01:28:51,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 536 transitions. [2020-08-22 01:28:51,868 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 536 transitions. Word has length 126 [2020-08-22 01:28:51,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:28:51,869 INFO L479 AbstractCegarLoop]: Abstraction has 457 states and 536 transitions. [2020-08-22 01:28:51,869 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 01:28:51,869 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 536 transitions. [2020-08-22 01:28:51,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-08-22 01:28:51,872 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:28:51,872 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] [2020-08-22 01:28:51,873 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 01:28:51,873 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:28:51,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:28:51,873 INFO L82 PathProgramCache]: Analyzing trace with hash -156169652, now seen corresponding path program 1 times [2020-08-22 01:28:51,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:28:51,874 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [346693817] [2020-08-22 01:28:51,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:28:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:51,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:28:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:52,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 01:28:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:52,090 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 01:28:52,091 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [346693817] [2020-08-22 01:28:52,091 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:28:52,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 01:28:52,092 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082703029] [2020-08-22 01:28:52,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 01:28:52,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:28:52,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 01:28:52,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-22 01:28:52,093 INFO L87 Difference]: Start difference. First operand 457 states and 536 transitions. Second operand 8 states. [2020-08-22 01:28:54,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:28:54,086 INFO L93 Difference]: Finished difference Result 1371 states and 1680 transitions. [2020-08-22 01:28:54,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 01:28:54,086 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 164 [2020-08-22 01:28:54,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:28:54,092 INFO L225 Difference]: With dead ends: 1371 [2020-08-22 01:28:54,093 INFO L226 Difference]: Without dead ends: 920 [2020-08-22 01:28:54,095 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 [2020-08-22 01:28:54,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-08-22 01:28:54,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 907. [2020-08-22 01:28:54,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 907 states. [2020-08-22 01:28:54,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1030 transitions. [2020-08-22 01:28:54,129 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1030 transitions. Word has length 164 [2020-08-22 01:28:54,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:28:54,130 INFO L479 AbstractCegarLoop]: Abstraction has 907 states and 1030 transitions. [2020-08-22 01:28:54,131 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 01:28:54,131 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1030 transitions. [2020-08-22 01:28:54,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-08-22 01:28:54,136 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:28:54,136 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] [2020-08-22 01:28:54,136 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 01:28:54,137 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:28:54,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:28:54,137 INFO L82 PathProgramCache]: Analyzing trace with hash -2073036365, now seen corresponding path program 1 times [2020-08-22 01:28:54,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:28:54,138 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1759605581] [2020-08-22 01:28:54,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:28:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:54,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:28:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:54,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 01:28:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:54,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-22 01:28:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:54,348 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 77 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 01:28:54,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1759605581] [2020-08-22 01:28:54,349 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 01:28:54,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 01:28:54,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945885765] [2020-08-22 01:28:54,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 01:28:54,351 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:28:54,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 01:28:54,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-22 01:28:54,361 INFO L87 Difference]: Start difference. First operand 907 states and 1030 transitions. Second operand 7 states. [2020-08-22 01:28:55,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:28:55,454 INFO L93 Difference]: Finished difference Result 2419 states and 2845 transitions. [2020-08-22 01:28:55,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 01:28:55,455 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 174 [2020-08-22 01:28:55,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:28:55,463 INFO L225 Difference]: With dead ends: 2419 [2020-08-22 01:28:55,464 INFO L226 Difference]: Without dead ends: 1370 [2020-08-22 01:28:55,467 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-22 01:28:55,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2020-08-22 01:28:55,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1348. [2020-08-22 01:28:55,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1348 states. [2020-08-22 01:28:55,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 1515 transitions. [2020-08-22 01:28:55,519 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 1515 transitions. Word has length 174 [2020-08-22 01:28:55,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:28:55,520 INFO L479 AbstractCegarLoop]: Abstraction has 1348 states and 1515 transitions. [2020-08-22 01:28:55,520 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 01:28:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1515 transitions. [2020-08-22 01:28:55,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-22 01:28:55,525 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:28:55,525 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] [2020-08-22 01:28:55,525 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-22 01:28:55,526 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:28:55,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:28:55,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1555440331, now seen corresponding path program 1 times [2020-08-22 01:28:55,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:28:55,527 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [220599191] [2020-08-22 01:28:55,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:28:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:55,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:28:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:55,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 01:28:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:55,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-08-22 01:28:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:28:55,848 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 74 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-08-22 01:28:55,849 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [220599191] [2020-08-22 01:28:55,850 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 01:28:55,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 01:28:55,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145777631] [2020-08-22 01:28:55,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 01:28:55,851 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:28:55,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 01:28:55,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-22 01:28:55,853 INFO L87 Difference]: Start difference. First operand 1348 states and 1515 transitions. Second operand 8 states. [2020-08-22 01:28:58,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:28:58,098 INFO L93 Difference]: Finished difference Result 3131 states and 3547 transitions. [2020-08-22 01:28:58,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 01:28:58,099 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 177 [2020-08-22 01:28:58,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:28:58,099 INFO L225 Difference]: With dead ends: 3131 [2020-08-22 01:28:58,100 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 01:28:58,106 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-22 01:28:58,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 01:28:58,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 01:28:58,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 01:28:58,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 01:28:58,107 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2020-08-22 01:28:58,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:28:58,107 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 01:28:58,107 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 01:28:58,107 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 01:28:58,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 01:28:58,108 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-22 01:28:58,110 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 01:28:58,450 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 120 [2020-08-22 01:28:58,577 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 120 [2020-08-22 01:28:59,409 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 55 [2020-08-22 01:28:59,898 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2020-08-22 01:29:00,423 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2020-08-22 01:29:00,428 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:29:00,429 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)|)) [2020-08-22 01:29:00,429 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:29:00,429 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,429 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,429 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,429 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,429 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,430 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-08-22 01:29:00,430 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-08-22 01:29:00,430 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-22 01:29:00,430 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-08-22 01:29:00,430 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-22 01:29:00,430 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-22 01:29:00,430 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-08-22 01:29:00,431 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-08-22 01:29:00,431 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-08-22 01:29:00,431 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-08-22 01:29:00,431 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-08-22 01:29:00,431 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-08-22 01:29:00,431 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-08-22 01:29:00,431 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,431 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,431 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,432 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,432 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-08-22 01:29:00,432 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,432 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-08-22 01:29:00,432 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-22 01:29:00,432 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-08-22 01:29:00,432 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-22 01:29:00,432 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-22 01:29:00,432 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-22 01:29:00,432 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-08-22 01:29:00,433 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-08-22 01:29:00,433 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-08-22 01:29:00,433 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-08-22 01:29:00,433 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-08-22 01:29:00,433 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-08-22 01:29:00,433 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-08-22 01:29:00,433 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-08-22 01:29:00,434 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-08-22 01:29:00,434 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,434 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,434 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,434 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,434 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,435 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2020-08-22 01:29:00,435 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-08-22 01:29:00,435 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-08-22 01:29:00,435 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-08-22 01:29:00,435 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-08-22 01:29:00,435 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-22 01:29:00,435 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-22 01:29:00,436 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-22 01:29:00,436 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-22 01:29:00,436 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-08-22 01:29:00,436 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-08-22 01:29:00,436 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-08-22 01:29:00,436 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,436 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,436 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,437 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,437 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,437 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-08-22 01:29:00,437 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-08-22 01:29:00,437 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-08-22 01:29:00,437 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-22 01:29:00,437 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-22 01:29:00,438 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-22 01:29:00,438 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-22 01:29:00,438 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-22 01:29:00,438 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-22 01:29:00,438 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-08-22 01:29:00,438 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-08-22 01:29:00,438 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-08-22 01:29:00,439 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-08-22 01:29:00,439 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,439 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,439 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,439 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,439 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,439 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-08-22 01:29:00,439 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-08-22 01:29:00,440 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-08-22 01:29:00,440 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-22 01:29:00,440 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-22 01:29:00,440 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-22 01:29:00,440 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-08-22 01:29:00,440 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-08-22 01:29:00,440 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-08-22 01:29:00,440 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-08-22 01:29:00,441 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-08-22 01:29:00,441 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-08-22 01:29:00,441 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-08-22 01:29:00,441 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-08-22 01:29:00,441 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-08-22 01:29:00,441 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-08-22 01:29:00,441 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,442 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,442 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,442 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,442 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-08-22 01:29:00,442 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,442 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-08-22 01:29:00,442 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,443 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-08-22 01:29:00,443 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-08-22 01:29:00,443 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-08-22 01:29:00,443 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,443 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,443 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-08-22 01:29:00,443 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-22 01:29:00,443 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-08-22 01:29:00,444 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-22 01:29:00,444 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-22 01:29:00,444 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-08-22 01:29:00,444 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-08-22 01:29:00,444 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-08-22 01:29:00,444 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-08-22 01:29:00,444 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-08-22 01:29:00,444 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-08-22 01:29:00,445 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,445 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,445 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,445 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,445 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,445 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,445 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-08-22 01:29:00,445 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-08-22 01:29:00,446 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-08-22 01:29:00,446 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-22 01:29:00,446 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-22 01:29:00,446 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-22 01:29:00,446 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-22 01:29:00,446 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-08-22 01:29:00,446 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-08-22 01:29:00,446 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-08-22 01:29:00,447 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-08-22 01:29:00,447 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,447 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,447 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,447 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,447 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,447 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,447 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-08-22 01:29:00,448 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-08-22 01:29:00,448 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-08-22 01:29:00,448 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-08-22 01:29:00,448 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-08-22 01:29:00,448 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-08-22 01:29:00,448 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-22 01:29:00,448 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-22 01:29:00,448 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-22 01:29:00,448 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-08-22 01:29:00,449 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-08-22 01:29:00,449 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-08-22 01:29:00,449 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-08-22 01:29:00,449 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-08-22 01:29:00,449 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,449 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,449 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,450 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)))) [2020-08-22 01:29:00,450 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,450 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,450 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,450 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-08-22 01:29:00,450 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-08-22 01:29:00,451 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-08-22 01:29:00,451 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-08-22 01:29:00,451 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-22 01:29:00,451 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-08-22 01:29:00,451 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-22 01:29:00,451 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-22 01:29:00,451 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-08-22 01:29:00,452 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-08-22 01:29:00,452 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-08-22 01:29:00,452 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-08-22 01:29:00,452 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-08-22 01:29:00,452 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,452 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,452 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,452 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,452 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,453 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,453 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-08-22 01:29:00,453 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-08-22 01:29:00,453 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-22 01:29:00,453 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-08-22 01:29:00,453 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-08-22 01:29:00,453 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-22 01:29:00,453 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-22 01:29:00,454 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-08-22 01:29:00,454 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-08-22 01:29:00,454 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-08-22 01:29:00,454 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-08-22 01:29:00,454 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-08-22 01:29:00,454 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-08-22 01:29:00,454 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-08-22 01:29:00,454 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-08-22 01:29:00,454 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-08-22 01:29:00,455 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,455 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,455 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,455 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,455 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 01:29:00,455 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-08-22 01:29:00,455 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-08-22 01:29:00,455 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-08-22 01:29:00,456 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-08-22 01:29:00,456 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-08-22 01:29:00,456 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-08-22 01:29:00,456 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-22 01:29:00,456 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-22 01:29:00,456 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-22 01:29:00,456 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-08-22 01:29:00,456 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-08-22 01:29:00,456 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-08-22 01:29:00,457 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-08-22 01:29:00,457 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-08-22 01:29:00,457 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-08-22 01:29:00,457 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-08-22 01:29:00,457 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-08-22 01:29:00,457 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-08-22 01:29:00,457 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-08-22 01:29:00,457 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:29:00,458 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)) [2020-08-22 01:29:00,458 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 01:29:00,458 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:29:00,458 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)|)) [2020-08-22 01:29:00,458 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)))) [2020-08-22 01:29:00,458 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-08-22 01:29:00,459 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-08-22 01:29:00,459 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)))) [2020-08-22 01:29:00,459 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-08-22 01:29:00,459 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-22 01:29:00,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 01:29:00 BoogieIcfgContainer [2020-08-22 01:29:00,483 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 01:29:00,485 INFO L168 Benchmark]: Toolchain (without parser) took 19411.60 ms. Allocated memory was 140.0 MB in the beginning and 477.1 MB in the end (delta: 337.1 MB). Free memory was 102.1 MB in the beginning and 401.9 MB in the end (delta: -299.8 MB). Peak memory consumption was 350.2 MB. Max. memory is 7.1 GB. [2020-08-22 01:29:00,486 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-22 01:29:00,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 824.74 ms. Allocated memory was 140.0 MB in the beginning and 205.5 MB in the end (delta: 65.5 MB). Free memory was 101.9 MB in the beginning and 172.5 MB in the end (delta: -70.6 MB). Peak memory consumption was 33.2 MB. Max. memory is 7.1 GB. [2020-08-22 01:29:00,488 INFO L168 Benchmark]: Boogie Preprocessor took 108.52 ms. Allocated memory is still 205.5 MB. Free memory was 172.5 MB in the beginning and 167.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-08-22 01:29:00,489 INFO L168 Benchmark]: RCFGBuilder took 1407.87 ms. Allocated memory was 205.5 MB in the beginning and 238.6 MB in the end (delta: 33.0 MB). Free memory was 167.5 MB in the beginning and 182.5 MB in the end (delta: -15.0 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. [2020-08-22 01:29:00,490 INFO L168 Benchmark]: TraceAbstraction took 17065.35 ms. Allocated memory was 238.6 MB in the beginning and 477.1 MB in the end (delta: 238.6 MB). Free memory was 182.5 MB in the beginning and 401.9 MB in the end (delta: -219.4 MB). Peak memory consumption was 332.0 MB. Max. memory is 7.1 GB. [2020-08-22 01:29:00,494 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 824.74 ms. Allocated memory was 140.0 MB in the beginning and 205.5 MB in the end (delta: 65.5 MB). Free memory was 101.9 MB in the beginning and 172.5 MB in the end (delta: -70.6 MB). Peak memory consumption was 33.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.52 ms. Allocated memory is still 205.5 MB. Free memory was 172.5 MB in the beginning and 167.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1407.87 ms. Allocated memory was 205.5 MB in the beginning and 238.6 MB in the end (delta: 33.0 MB). Free memory was 167.5 MB in the beginning and 182.5 MB in the end (delta: -15.0 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17065.35 ms. Allocated memory was 238.6 MB in the beginning and 477.1 MB in the end (delta: 238.6 MB). Free memory was 182.5 MB in the beginning and 401.9 MB in the end (delta: -219.4 MB). Peak memory consumption was 332.0 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: 14.6s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 258 SDtfs, 5311 SDslu, 318 SDs, 0 SdLazy, 6409 SolverSat, 1154 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.2s 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...