/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label35.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 13:36:40,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 13:36:40,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 13:36:40,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 13:36:40,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 13:36:40,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 13:36:40,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 13:36:40,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 13:36:40,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 13:36:40,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 13:36:40,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 13:36:40,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 13:36:40,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 13:36:40,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 13:36:40,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 13:36:40,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 13:36:40,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 13:36:40,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 13:36:40,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 13:36:40,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 13:36:40,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 13:36:40,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 13:36:40,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 13:36:40,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 13:36:40,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 13:36:40,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 13:36:40,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 13:36:40,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 13:36:40,687 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 [2020-09-04 13:36:40,713 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 13:36:40,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 13:36:40,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-04 13:36:40,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-04 13:36:40,714 INFO L138 SettingsManager]: * Use SBE=true [2020-09-04 13:36:40,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 13:36:40,715 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 13:36:40,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 13:36:40,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 13:36:40,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 13:36:40,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 13:36:40,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 13:36:40,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 13:36:40,716 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 13:36:40,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 13:36:40,717 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 13:36:40,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 13:36:40,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 13:36:40,717 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-04 13:36:40,718 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 13:36:40,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 13:36:40,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 13:36:40,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 13:36:40,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-04 13:36:40,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-04 13:36:40,719 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-04 13:36:40,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-04 13:36:40,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 13:36:40,719 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-04 13:36:40,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-04 13:36:41,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 13:36:41,164 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 13:36:41,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 13:36:41,173 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 13:36:41,173 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 13:36:41,175 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label35.c [2020-09-04 13:36:41,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b46fddb4c/575a758beda34c268e8575b6ce7f3d74/FLAGf73322a31 [2020-09-04 13:36:41,852 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 13:36:41,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label35.c [2020-09-04 13:36:41,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b46fddb4c/575a758beda34c268e8575b6ce7f3d74/FLAGf73322a31 [2020-09-04 13:36:42,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b46fddb4c/575a758beda34c268e8575b6ce7f3d74 [2020-09-04 13:36:42,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 13:36:42,082 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 13:36:42,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 13:36:42,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 13:36:42,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 13:36:42,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 01:36:42" (1/1) ... [2020-09-04 13:36:42,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a03fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42, skipping insertion in model container [2020-09-04 13:36:42,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 01:36:42" (1/1) ... [2020-09-04 13:36:42,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 13:36:42,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 13:36:42,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 13:36:42,620 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 13:36:42,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 13:36:42,933 INFO L208 MainTranslator]: Completed translation [2020-09-04 13:36:42,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42 WrapperNode [2020-09-04 13:36:42,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 13:36:42,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 13:36:42,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 13:36:42,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 13:36:42,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42" (1/1) ... [2020-09-04 13:36:42,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42" (1/1) ... [2020-09-04 13:36:42,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42" (1/1) ... [2020-09-04 13:36:42,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42" (1/1) ... [2020-09-04 13:36:43,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42" (1/1) ... [2020-09-04 13:36:43,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42" (1/1) ... [2020-09-04 13:36:43,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42" (1/1) ... [2020-09-04 13:36:43,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 13:36:43,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 13:36:43,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 13:36:43,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 13:36:43,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42" (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 [2020-09-04 13:36:43,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 13:36:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 13:36:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-09-04 13:36:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 13:36:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-09-04 13:36:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 13:36:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 13:36:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-04 13:36:43,124 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 13:36:43,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 13:36:43,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 13:36:44,267 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 13:36:44,267 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-04 13:36:44,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 01:36:44 BoogieIcfgContainer [2020-09-04 13:36:44,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 13:36:44,284 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 13:36:44,284 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 13:36:44,287 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 13:36:44,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 01:36:42" (1/3) ... [2020-09-04 13:36:44,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aad8a8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 01:36:44, skipping insertion in model container [2020-09-04 13:36:44,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:42" (2/3) ... [2020-09-04 13:36:44,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aad8a8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 01:36:44, skipping insertion in model container [2020-09-04 13:36:44,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 01:36:44" (3/3) ... [2020-09-04 13:36:44,293 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label35.c [2020-09-04 13:36:44,305 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-04 13:36:44,321 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 13:36:44,344 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 13:36:44,385 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 13:36:44,386 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 13:36:44,386 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-04 13:36:44,387 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 13:36:44,387 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 13:36:44,387 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 13:36:44,387 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 13:36:44,387 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 13:36:44,417 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-09-04 13:36:44,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-09-04 13:36:44,437 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:36:44,438 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:36:44,439 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:36:44,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:36:44,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1838417414, now seen corresponding path program 1 times [2020-09-04 13:36:44,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:36:44,461 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039143647] [2020-09-04 13:36:44,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:36:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:45,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:36:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:45,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:36:45,122 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039143647] [2020-09-04 13:36:45,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 13:36:45,124 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 13:36:45,125 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881158728] [2020-09-04 13:36:45,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 13:36:45,131 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:36:45,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 13:36:45,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 13:36:45,152 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-09-04 13:36:47,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:36:47,629 INFO L93 Difference]: Finished difference Result 785 states and 1380 transitions. [2020-09-04 13:36:47,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 13:36:47,631 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 100 [2020-09-04 13:36:47,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:36:47,653 INFO L225 Difference]: With dead ends: 785 [2020-09-04 13:36:47,654 INFO L226 Difference]: Without dead ends: 481 [2020-09-04 13:36:47,663 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 13:36:47,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2020-09-04 13:36:47,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 472. [2020-09-04 13:36:47,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472 states. [2020-09-04 13:36:47,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 643 transitions. [2020-09-04 13:36:47,783 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 643 transitions. Word has length 100 [2020-09-04 13:36:47,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:36:47,785 INFO L479 AbstractCegarLoop]: Abstraction has 472 states and 643 transitions. [2020-09-04 13:36:47,786 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 13:36:47,786 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 643 transitions. [2020-09-04 13:36:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-09-04 13:36:47,811 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:36:47,811 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:36:47,813 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 13:36:47,813 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:36:47,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:36:47,814 INFO L82 PathProgramCache]: Analyzing trace with hash -73079177, now seen corresponding path program 1 times [2020-09-04 13:36:47,814 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:36:47,814 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624122992] [2020-09-04 13:36:47,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:36:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:48,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:36:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:48,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:36:48,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:48,113 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:36:48,113 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624122992] [2020-09-04 13:36:48,114 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833507915] [2020-09-04 13:36:48,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:36:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:48,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2020-09-04 13:36:48,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:36:48,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:36:48,313 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-09-04 13:36:48,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2020-09-04 13:36:48,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910000616] [2020-09-04 13:36:48,316 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-04 13:36:48,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:36:48,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-04 13:36:48,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-04 13:36:48,317 INFO L87 Difference]: Start difference. First operand 472 states and 643 transitions. Second operand 3 states. [2020-09-04 13:36:48,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:36:48,945 INFO L93 Difference]: Finished difference Result 1376 states and 1905 transitions. [2020-09-04 13:36:48,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-04 13:36:48,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2020-09-04 13:36:48,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:36:48,954 INFO L225 Difference]: With dead ends: 1376 [2020-09-04 13:36:48,954 INFO L226 Difference]: Without dead ends: 910 [2020-09-04 13:36:48,956 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-04 13:36:48,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 910 states. [2020-09-04 13:36:48,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 910 to 764. [2020-09-04 13:36:48,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 764 states. [2020-09-04 13:36:48,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 764 states and 1091 transitions. [2020-09-04 13:36:48,996 INFO L78 Accepts]: Start accepts. Automaton has 764 states and 1091 transitions. Word has length 109 [2020-09-04 13:36:48,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:36:48,997 INFO L479 AbstractCegarLoop]: Abstraction has 764 states and 1091 transitions. [2020-09-04 13:36:48,997 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-04 13:36:48,997 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1091 transitions. [2020-09-04 13:36:49,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-09-04 13:36:49,003 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:36:49,003 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:36:49,217 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-09-04 13:36:49,218 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:36:49,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:36:49,218 INFO L82 PathProgramCache]: Analyzing trace with hash -390485297, now seen corresponding path program 1 times [2020-09-04 13:36:49,218 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:36:49,219 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154081000] [2020-09-04 13:36:49,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:36:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:49,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:36:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:49,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:36:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:49,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-04 13:36:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:49,465 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 13:36:49,466 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154081000] [2020-09-04 13:36:49,467 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837987344] [2020-09-04 13:36:49,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:36:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:49,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 4 conjunts are in the unsatisfiable core [2020-09-04 13:36:49,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:36:49,686 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:36:49,687 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 13:36:49,687 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-09-04 13:36:49,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139473246] [2020-09-04 13:36:49,690 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 13:36:49,691 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:36:49,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 13:36:49,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-09-04 13:36:49,692 INFO L87 Difference]: Start difference. First operand 764 states and 1091 transitions. Second operand 10 states. [2020-09-04 13:36:53,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:36:53,374 INFO L93 Difference]: Finished difference Result 2938 states and 4737 transitions. [2020-09-04 13:36:53,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 13:36:53,375 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 131 [2020-09-04 13:36:53,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:36:53,391 INFO L225 Difference]: With dead ends: 2938 [2020-09-04 13:36:53,392 INFO L226 Difference]: Without dead ends: 2180 [2020-09-04 13:36:53,395 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=184, Invalid=628, Unknown=0, NotChecked=0, Total=812 [2020-09-04 13:36:53,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2180 states. [2020-09-04 13:36:53,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2180 to 1543. [2020-09-04 13:36:53,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1543 states. [2020-09-04 13:36:53,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1543 states and 2201 transitions. [2020-09-04 13:36:53,474 INFO L78 Accepts]: Start accepts. Automaton has 1543 states and 2201 transitions. Word has length 131 [2020-09-04 13:36:53,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:36:53,474 INFO L479 AbstractCegarLoop]: Abstraction has 1543 states and 2201 transitions. [2020-09-04 13:36:53,475 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 13:36:53,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 2201 transitions. [2020-09-04 13:36:53,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-09-04 13:36:53,481 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:36:53,481 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:36:53,694 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:36:53,695 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:36:53,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:36:53,695 INFO L82 PathProgramCache]: Analyzing trace with hash -549524150, now seen corresponding path program 1 times [2020-09-04 13:36:53,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:36:53,697 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883990521] [2020-09-04 13:36:53,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:36:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:53,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:36:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:53,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:36:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:53,939 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:36:53,939 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883990521] [2020-09-04 13:36:53,939 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 13:36:53,940 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 13:36:53,940 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600861962] [2020-09-04 13:36:53,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 13:36:53,941 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:36:53,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 13:36:53,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 13:36:53,942 INFO L87 Difference]: Start difference. First operand 1543 states and 2201 transitions. Second operand 7 states. [2020-09-04 13:36:55,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:36:55,299 INFO L93 Difference]: Finished difference Result 3642 states and 5279 transitions. [2020-09-04 13:36:55,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 13:36:55,300 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 158 [2020-09-04 13:36:55,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:36:55,302 INFO L225 Difference]: With dead ends: 3642 [2020-09-04 13:36:55,302 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 13:36:55,309 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-09-04 13:36:55,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 13:36:55,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 13:36:55,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 13:36:55,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 13:36:55,310 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2020-09-04 13:36:55,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:36:55,311 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 13:36:55,311 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 13:36:55,311 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 13:36:55,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 13:36:55,311 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 13:36:55,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 13:36:56,500 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 39 [2020-09-04 13:36:56,662 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 34 [2020-09-04 13:36:56,769 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 34 [2020-09-04 13:36:56,774 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-04 13:36:56,775 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)|)) [2020-09-04 13:36:56,775 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-04 13:36:56,775 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,775 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,775 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,775 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,776 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,776 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-09-04 13:36:56,776 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-09-04 13:36:56,776 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-09-04 13:36:56,776 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-09-04 13:36:56,776 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-09-04 13:36:56,776 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-09-04 13:36:56,777 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-09-04 13:36:56,777 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-09-04 13:36:56,777 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-09-04 13:36:56,777 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-09-04 13:36:56,777 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-09-04 13:36:56,777 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-09-04 13:36:56,777 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-09-04 13:36:56,778 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,778 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,778 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,778 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,778 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-09-04 13:36:56,778 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,778 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-09-04 13:36:56,778 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-09-04 13:36:56,779 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-09-04 13:36:56,779 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-09-04 13:36:56,779 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-09-04 13:36:56,779 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-09-04 13:36:56,779 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-09-04 13:36:56,779 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-09-04 13:36:56,780 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-09-04 13:36:56,780 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-09-04 13:36:56,780 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-09-04 13:36:56,780 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-09-04 13:36:56,780 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-09-04 13:36:56,780 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-09-04 13:36:56,780 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-09-04 13:36:56,780 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,781 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,781 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,781 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,781 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,781 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 454) no Hoare annotation was computed. [2020-09-04 13:36:56,781 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-09-04 13:36:56,782 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-09-04 13:36:56,782 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-09-04 13:36:56,782 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-09-04 13:36:56,782 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-09-04 13:36:56,782 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-09-04 13:36:56,782 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-09-04 13:36:56,782 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-09-04 13:36:56,783 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-09-04 13:36:56,783 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-09-04 13:36:56,783 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-09-04 13:36:56,783 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,783 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,783 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,783 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,784 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,784 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-09-04 13:36:56,784 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-09-04 13:36:56,784 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-09-04 13:36:56,784 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-09-04 13:36:56,784 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-09-04 13:36:56,784 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-09-04 13:36:56,784 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-09-04 13:36:56,785 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-09-04 13:36:56,785 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-09-04 13:36:56,785 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-09-04 13:36:56,785 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-09-04 13:36:56,785 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-09-04 13:36:56,785 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-09-04 13:36:56,785 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,786 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,786 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,786 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,786 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,786 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-09-04 13:36:56,786 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-09-04 13:36:56,786 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-09-04 13:36:56,787 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-09-04 13:36:56,787 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-09-04 13:36:56,787 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-09-04 13:36:56,787 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-09-04 13:36:56,787 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-09-04 13:36:56,787 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-09-04 13:36:56,787 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-09-04 13:36:56,787 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-09-04 13:36:56,788 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-09-04 13:36:56,788 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-09-04 13:36:56,788 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-09-04 13:36:56,788 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-09-04 13:36:56,788 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-09-04 13:36:56,788 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,788 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,788 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,789 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,789 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-09-04 13:36:56,789 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,789 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-09-04 13:36:56,789 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,789 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-09-04 13:36:56,789 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-09-04 13:36:56,789 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-09-04 13:36:56,790 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,790 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,790 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-09-04 13:36:56,790 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-09-04 13:36:56,790 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-09-04 13:36:56,790 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-09-04 13:36:56,790 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-09-04 13:36:56,791 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-09-04 13:36:56,791 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-09-04 13:36:56,791 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-09-04 13:36:56,791 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-09-04 13:36:56,791 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-09-04 13:36:56,791 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-09-04 13:36:56,791 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,791 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,792 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,792 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,792 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,792 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,792 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-09-04 13:36:56,792 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-09-04 13:36:56,792 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-09-04 13:36:56,792 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-09-04 13:36:56,792 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-09-04 13:36:56,793 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-09-04 13:36:56,793 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-09-04 13:36:56,793 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-09-04 13:36:56,793 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-09-04 13:36:56,793 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-09-04 13:36:56,793 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-09-04 13:36:56,793 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,793 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,794 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,794 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,794 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,794 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,794 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-09-04 13:36:56,794 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-09-04 13:36:56,794 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-09-04 13:36:56,794 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-09-04 13:36:56,795 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-09-04 13:36:56,795 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-09-04 13:36:56,795 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-09-04 13:36:56,795 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-09-04 13:36:56,795 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-09-04 13:36:56,795 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-09-04 13:36:56,795 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-09-04 13:36:56,795 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-09-04 13:36:56,796 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-09-04 13:36:56,796 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-09-04 13:36:56,796 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,796 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,796 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,796 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse4 (= ~a28~0 |old(~a28~0)|)) (.cse5 (= ~a11~0 |old(~a11~0)|)) (.cse6 (= ~a25~0 |old(~a25~0)|)) (.cse7 (= ~a19~0 |old(~a19~0)|))) (let ((.cse1 (and .cse4 (= ~a17~0 |old(~a17~0)|) .cse5 .cse6 .cse7)) (.cse2 (= 10 |old(~a28~0)|)) (.cse0 (not (<= |old(~a17~0)| 8))) (.cse3 (not (<= |old(~a28~0)| 10)))) (and (or .cse0 (not (= |old(~a19~0)| 1)) .cse1 .cse2) (or .cse0 .cse3 .cse1 (= |old(~a25~0)| 1)) (or .cse0 .cse3 .cse1 .cse2) (or .cse0 .cse3 (not (<= 8 |old(~a17~0)|)) (and .cse4 .cse5 .cse6 (<= 8 ~a17~0) (<= ~a17~0 8) .cse7))))) [2020-09-04 13:36:56,797 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,797 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,797 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,797 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-09-04 13:36:56,797 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-09-04 13:36:56,797 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-09-04 13:36:56,798 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-09-04 13:36:56,798 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-09-04 13:36:56,798 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-09-04 13:36:56,798 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-09-04 13:36:56,798 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-09-04 13:36:56,798 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-09-04 13:36:56,798 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-09-04 13:36:56,798 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-09-04 13:36:56,799 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-09-04 13:36:56,799 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-09-04 13:36:56,799 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,799 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,799 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,799 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,799 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,800 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,800 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-09-04 13:36:56,800 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-09-04 13:36:56,800 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-09-04 13:36:56,800 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-09-04 13:36:56,800 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-09-04 13:36:56,800 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-09-04 13:36:56,801 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-09-04 13:36:56,801 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-09-04 13:36:56,801 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-09-04 13:36:56,801 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-09-04 13:36:56,801 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-09-04 13:36:56,801 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-09-04 13:36:56,801 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-09-04 13:36:56,802 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-09-04 13:36:56,802 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-09-04 13:36:56,802 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-09-04 13:36:56,802 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,802 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,802 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,802 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,802 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:36:56,803 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-09-04 13:36:56,803 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-09-04 13:36:56,803 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-09-04 13:36:56,803 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-09-04 13:36:56,803 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-09-04 13:36:56,803 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-09-04 13:36:56,803 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-09-04 13:36:56,804 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-09-04 13:36:56,804 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-09-04 13:36:56,804 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-09-04 13:36:56,804 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-09-04 13:36:56,804 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-09-04 13:36:56,804 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-09-04 13:36:56,804 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-09-04 13:36:56,804 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-09-04 13:36:56,805 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-09-04 13:36:56,805 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-09-04 13:36:56,805 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-09-04 13:36:56,805 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-09-04 13:36:56,805 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-04 13:36:56,805 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 1) (<= 8 ~a17~0) (<= ~a28~0 7) (<= ~a17~0 8) (not (= ~a25~0 1))) [2020-09-04 13:36:56,805 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 13:36:56,806 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-04 13:36:56,806 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (= |old(~a25~0)| 1) (and (= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (<= 8 ~a17~0) (<= ~a17~0 8) (= ~a19~0 |old(~a19~0)|))) [2020-09-04 13:36:56,806 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse2 (<= ~a28~0 10)) (.cse0 (not (= ~a28~0 10))) (.cse1 (<= ~a17~0 8))) (or (and .cse0 .cse1 .cse2) (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (and .cse1 .cse2 (not (= ~a25~0 1))) (= |old(~a25~0)| 1) (and (<= 8 ~a17~0) .cse1 .cse2) (and (= ~a19~0 1) .cse0 .cse1))) [2020-09-04 13:36:56,806 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-09-04 13:36:56,806 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-09-04 13:36:56,806 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse2 (<= ~a28~0 10)) (.cse0 (not (= ~a28~0 10))) (.cse1 (<= ~a17~0 8))) (or (and .cse0 .cse1 .cse2) (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (not (<= 8 |old(~a17~0)|)) (and .cse1 .cse2 (not (= ~a25~0 1))) (= |old(~a25~0)| 1) (and (<= 8 ~a17~0) .cse1 .cse2) (and (= ~a19~0 1) .cse0 .cse1))) [2020-09-04 13:36:56,807 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-09-04 13:36:56,807 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-09-04 13:36:56,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 01:36:56 BoogieIcfgContainer [2020-09-04 13:36:56,831 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 13:36:56,834 INFO L168 Benchmark]: Toolchain (without parser) took 14752.08 ms. Allocated memory was 138.4 MB in the beginning and 377.0 MB in the end (delta: 238.6 MB). Free memory was 100.4 MB in the beginning and 129.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 209.1 MB. Max. memory is 7.1 GB. [2020-09-04 13:36:56,835 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 138.4 MB. Free memory was 120.0 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-04 13:36:56,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 851.17 ms. Allocated memory was 138.4 MB in the beginning and 203.9 MB in the end (delta: 65.5 MB). Free memory was 100.2 MB in the beginning and 170.9 MB in the end (delta: -70.7 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2020-09-04 13:36:56,837 INFO L168 Benchmark]: Boogie Preprocessor took 107.35 ms. Allocated memory is still 203.9 MB. Free memory was 170.9 MB in the beginning and 165.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-09-04 13:36:56,838 INFO L168 Benchmark]: RCFGBuilder took 1237.75 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 165.9 MB in the beginning and 180.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. [2020-09-04 13:36:56,839 INFO L168 Benchmark]: TraceAbstraction took 12548.07 ms. Allocated memory was 234.9 MB in the beginning and 377.0 MB in the end (delta: 142.1 MB). Free memory was 180.5 MB in the beginning and 129.9 MB in the end (delta: 50.6 MB). Peak memory consumption was 192.7 MB. Max. memory is 7.1 GB. [2020-09-04 13:36:56,843 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 138.4 MB. Free memory was 120.0 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 851.17 ms. Allocated memory was 138.4 MB in the beginning and 203.9 MB in the end (delta: 65.5 MB). Free memory was 100.2 MB in the beginning and 170.9 MB in the end (delta: -70.7 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.35 ms. Allocated memory is still 203.9 MB. Free memory was 170.9 MB in the beginning and 165.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1237.75 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 165.9 MB in the beginning and 180.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12548.07 ms. Allocated memory was 234.9 MB in the beginning and 377.0 MB in the end (delta: 142.1 MB). Free memory was 180.5 MB in the beginning and 129.9 MB in the end (delta: 50.6 MB). Peak memory consumption was 192.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 454]: 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: (((((((((!(a28 == 10) && a17 <= 8) && a28 <= 10) || !(\old(a28) <= 7)) || !(\old(a17) <= 8)) || !(\old(a19) == 1)) || !(8 <= \old(a17))) || ((a17 <= 8 && a28 <= 10) && !(a25 == 1))) || \old(a25) == 1) || ((8 <= a17 && a17 <= 8) && a28 <= 10)) || ((a19 == 1 && !(a28 == 10)) && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.9s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 8.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 173 SDtfs, 2914 SDslu, 261 SDs, 0 SdLazy, 3756 SolverSat, 1037 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 308 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1543occurred 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: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 792 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 39 PreInvPairs, 67 NumberOfFragments, 352 HoareAnnotationTreeSize, 39 FomulaSimplifications, 4992 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1348 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 738 NumberOfCodeBlocks, 738 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 732 ConstructedInterpolants, 0 QuantifiedInterpolants, 223447 SizeOfPredicates, 2 NumberOfNonLiveVariables, 697 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 125/133 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...