/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/Problem11_label18.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 16:53:45,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 16:53:45,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 16:53:45,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-22 16:53:45,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 16:53:45,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 16:53:45,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 16:53:45,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 16:53:45,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 16:53:45,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 16:53:45,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 16:53:45,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 16:53:45,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 16:53:45,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 16:53:45,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 16:53:45,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 16:53:45,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 16:53:45,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-22 16:53:45,703 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 16:53:45,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 16:53:45,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 16:53:45,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 16:53:45,705 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 16:53:45,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 16:53:45,705 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 16:53:45,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 16:53:45,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 16:53:45,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 16:53:45,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 16:53:45,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 16:53:45,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 16:53:45,707 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 16:53:45,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 16:53:45,707 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 16:53:45,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 16:53:45,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 16:53:45,708 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 16:53:45,708 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 16:53:45,708 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 16:53:45,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 16:53:45,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 16:53:45,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 16:53:45,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 16:53:45,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 16:53:45,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 16:53:45,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 16:53:45,710 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 16:53:45,710 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-22 16:53:46,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 16:53:46,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 16:53:46,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 16:53:46,061 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 16:53:46,062 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 16:53:46,063 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-08-22 16:53:46,138 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cfc966c/0be6eabfd6a54eabae36efcf018856a2/FLAGb9c879af2 [2020-08-22 16:53:46,820 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 16:53:46,821 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-08-22 16:53:46,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cfc966c/0be6eabfd6a54eabae36efcf018856a2/FLAGb9c879af2 [2020-08-22 16:53:47,007 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cfc966c/0be6eabfd6a54eabae36efcf018856a2 [2020-08-22 16:53:47,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 16:53:47,020 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 16:53:47,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 16:53:47,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 16:53:47,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 16:53:47,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:53:47" (1/1) ... [2020-08-22 16:53:47,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64dc1c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:47, skipping insertion in model container [2020-08-22 16:53:47,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:53:47" (1/1) ... [2020-08-22 16:53:47,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 16:53:47,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 16:53:47,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 16:53:47,795 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 16:53:48,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 16:53:48,032 INFO L208 MainTranslator]: Completed translation [2020-08-22 16:53:48,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:48 WrapperNode [2020-08-22 16:53:48,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 16:53:48,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 16:53:48,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 16:53:48,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 16:53:48,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:48" (1/1) ... [2020-08-22 16:53:48,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:48" (1/1) ... [2020-08-22 16:53:48,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:48" (1/1) ... [2020-08-22 16:53:48,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:48" (1/1) ... [2020-08-22 16:53:48,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:48" (1/1) ... [2020-08-22 16:53:48,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:48" (1/1) ... [2020-08-22 16:53:48,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:48" (1/1) ... [2020-08-22 16:53:48,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 16:53:48,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 16:53:48,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 16:53:48,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 16:53:48,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 16:53:48,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 16:53:48,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 16:53:48,257 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-22 16:53:48,257 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 16:53:48,257 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-22 16:53:48,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 16:53:48,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 16:53:48,258 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-22 16:53:48,258 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 16:53:48,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 16:53:48,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 16:53:50,001 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 16:53:50,002 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-22 16:53:50,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:53:50 BoogieIcfgContainer [2020-08-22 16:53:50,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 16:53:50,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 16:53:50,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 16:53:50,024 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 16:53:50,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 04:53:47" (1/3) ... [2020-08-22 16:53:50,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46ccce97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:53:50, skipping insertion in model container [2020-08-22 16:53:50,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:53:48" (2/3) ... [2020-08-22 16:53:50,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46ccce97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:53:50, skipping insertion in model container [2020-08-22 16:53:50,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:53:50" (3/3) ... [2020-08-22 16:53:50,032 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label18.c [2020-08-22 16:53:50,044 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-08-22 16:53:50,060 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 16:53:50,076 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 16:53:50,116 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 16:53:50,117 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 16:53:50,117 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-08-22 16:53:50,117 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 16:53:50,117 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 16:53:50,118 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 16:53:50,118 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 16:53:50,118 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 16:53:50,156 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2020-08-22 16:53:50,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-22 16:53:50,170 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:53:50,172 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] [2020-08-22 16:53:50,172 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:53:50,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:53:50,180 INFO L82 PathProgramCache]: Analyzing trace with hash -1626993173, now seen corresponding path program 1 times [2020-08-22 16:53:50,190 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:53:50,191 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050610239] [2020-08-22 16:53:50,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:53:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:53:50,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:53:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:53:50,673 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 16:53:50,674 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050610239] [2020-08-22 16:53:50,675 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:53:50,676 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 16:53:50,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042062058] [2020-08-22 16:53:50,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 16:53:50,683 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:53:50,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 16:53:50,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 16:53:50,701 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 5 states. [2020-08-22 16:53:53,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:53:53,954 INFO L93 Difference]: Finished difference Result 998 states and 1793 transitions. [2020-08-22 16:53:53,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 16:53:53,956 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2020-08-22 16:53:53,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:53:53,999 INFO L225 Difference]: With dead ends: 998 [2020-08-22 16:53:54,000 INFO L226 Difference]: Without dead ends: 638 [2020-08-22 16:53:54,012 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 [2020-08-22 16:53:54,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2020-08-22 16:53:54,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 621. [2020-08-22 16:53:54,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 621 states. [2020-08-22 16:53:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 950 transitions. [2020-08-22 16:53:54,125 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 950 transitions. Word has length 40 [2020-08-22 16:53:54,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:53:54,126 INFO L479 AbstractCegarLoop]: Abstraction has 621 states and 950 transitions. [2020-08-22 16:53:54,126 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 16:53:54,126 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 950 transitions. [2020-08-22 16:53:54,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-22 16:53:54,132 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:53:54,132 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:53:54,132 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 16:53:54,133 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:53:54,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:53:54,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1781272370, now seen corresponding path program 1 times [2020-08-22 16:53:54,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:53:54,134 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269451770] [2020-08-22 16:53:54,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:53:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:53:54,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:53:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:53:54,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 16:53:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:53:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 16:53:54,417 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269451770] [2020-08-22 16:53:54,417 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:53:54,417 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 16:53:54,418 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826660469] [2020-08-22 16:53:54,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 16:53:54,421 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:53:54,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 16:53:54,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-22 16:53:54,421 INFO L87 Difference]: Start difference. First operand 621 states and 950 transitions. Second operand 7 states. [2020-08-22 16:53:57,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:53:57,091 INFO L93 Difference]: Finished difference Result 1865 states and 2955 transitions. [2020-08-22 16:53:57,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 16:53:57,096 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 110 [2020-08-22 16:53:57,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:53:57,110 INFO L225 Difference]: With dead ends: 1865 [2020-08-22 16:53:57,110 INFO L226 Difference]: Without dead ends: 1250 [2020-08-22 16:53:57,113 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 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 16:53:57,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1250 states. [2020-08-22 16:53:57,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1250 to 1217. [2020-08-22 16:53:57,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1217 states. [2020-08-22 16:53:57,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1704 transitions. [2020-08-22 16:53:57,217 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1704 transitions. Word has length 110 [2020-08-22 16:53:57,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:53:57,219 INFO L479 AbstractCegarLoop]: Abstraction has 1217 states and 1704 transitions. [2020-08-22 16:53:57,219 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 16:53:57,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1704 transitions. [2020-08-22 16:53:57,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-08-22 16:53:57,228 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:53:57,229 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:53:57,229 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 16:53:57,229 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:53:57,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:53:57,230 INFO L82 PathProgramCache]: Analyzing trace with hash 559014170, now seen corresponding path program 1 times [2020-08-22 16:53:57,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:53:57,230 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302678926] [2020-08-22 16:53:57,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:53:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:53:57,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:53:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:53:57,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 16:53:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:53:57,460 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 16:53:57,461 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302678926] [2020-08-22 16:53:57,461 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:53:57,461 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 16:53:57,462 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990734302] [2020-08-22 16:53:57,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 16:53:57,463 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:53:57,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 16:53:57,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-22 16:53:57,463 INFO L87 Difference]: Start difference. First operand 1217 states and 1704 transitions. Second operand 7 states. [2020-08-22 16:54:00,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:54:00,368 INFO L93 Difference]: Finished difference Result 3652 states and 5269 transitions. [2020-08-22 16:54:00,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 16:54:00,370 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 120 [2020-08-22 16:54:00,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:54:00,383 INFO L225 Difference]: With dead ends: 3652 [2020-08-22 16:54:00,384 INFO L226 Difference]: Without dead ends: 2441 [2020-08-22 16:54:00,389 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 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 16:54:00,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2441 states. [2020-08-22 16:54:00,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2441 to 2216. [2020-08-22 16:54:00,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2216 states. [2020-08-22 16:54:00,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 2216 states and 2966 transitions. [2020-08-22 16:54:00,479 INFO L78 Accepts]: Start accepts. Automaton has 2216 states and 2966 transitions. Word has length 120 [2020-08-22 16:54:00,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:54:00,481 INFO L479 AbstractCegarLoop]: Abstraction has 2216 states and 2966 transitions. [2020-08-22 16:54:00,482 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 16:54:00,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2966 transitions. [2020-08-22 16:54:00,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-08-22 16:54:00,488 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:54:00,488 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:54:00,488 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 16:54:00,489 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:54:00,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:54:00,489 INFO L82 PathProgramCache]: Analyzing trace with hash 384966816, now seen corresponding path program 1 times [2020-08-22 16:54:00,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:54:00,490 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728663028] [2020-08-22 16:54:00,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:54:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:00,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:54:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:00,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 16:54:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:00,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-08-22 16:54:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:00,909 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 66 proven. 65 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-08-22 16:54:00,910 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728663028] [2020-08-22 16:54:00,910 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482451965] [2020-08-22 16:54:00,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/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 [2020-08-22 16:54:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:01,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 7 conjunts are in the unsatisfiable core [2020-08-22 16:54:01,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:54:01,180 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 134 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 16:54:01,181 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-08-22 16:54:01,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-08-22 16:54:01,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005586555] [2020-08-22 16:54:01,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 16:54:01,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:54:01,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 16:54:01,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-08-22 16:54:01,185 INFO L87 Difference]: Start difference. First operand 2216 states and 2966 transitions. Second operand 10 states. [2020-08-22 16:54:04,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:54:04,847 INFO L93 Difference]: Finished difference Result 5492 states and 7938 transitions. [2020-08-22 16:54:04,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-08-22 16:54:04,848 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 183 [2020-08-22 16:54:04,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:54:04,870 INFO L225 Difference]: With dead ends: 5492 [2020-08-22 16:54:04,870 INFO L226 Difference]: Without dead ends: 3282 [2020-08-22 16:54:04,878 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=167, Invalid=645, Unknown=0, NotChecked=0, Total=812 [2020-08-22 16:54:04,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3282 states. [2020-08-22 16:54:04,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3282 to 2993. [2020-08-22 16:54:04,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2993 states. [2020-08-22 16:54:04,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2993 states and 3888 transitions. [2020-08-22 16:54:04,985 INFO L78 Accepts]: Start accepts. Automaton has 2993 states and 3888 transitions. Word has length 183 [2020-08-22 16:54:04,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:54:04,986 INFO L479 AbstractCegarLoop]: Abstraction has 2993 states and 3888 transitions. [2020-08-22 16:54:04,986 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 16:54:04,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 3888 transitions. [2020-08-22 16:54:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-08-22 16:54:04,991 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:54:04,991 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:54:05,205 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:54:05,205 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:54:05,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:54:05,207 INFO L82 PathProgramCache]: Analyzing trace with hash 240062387, now seen corresponding path program 1 times [2020-08-22 16:54:05,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:54:05,207 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802953547] [2020-08-22 16:54:05,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:54:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:05,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:54:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:05,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 16:54:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:05,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-08-22 16:54:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:05,546 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-08-22 16:54:05,547 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802953547] [2020-08-22 16:54:05,547 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [926703347] [2020-08-22 16:54:05,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/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 [2020-08-22 16:54:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:05,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 4 conjunts are in the unsatisfiable core [2020-08-22 16:54:05,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:54:05,779 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-08-22 16:54:05,780 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-08-22 16:54:05,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2020-08-22 16:54:05,781 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440565811] [2020-08-22 16:54:05,781 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-08-22 16:54:05,782 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:54:05,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-08-22 16:54:05,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 16:54:05,783 INFO L87 Difference]: Start difference. First operand 2993 states and 3888 transitions. Second operand 3 states. [2020-08-22 16:54:07,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:54:07,044 INFO L93 Difference]: Finished difference Result 7513 states and 10012 transitions. [2020-08-22 16:54:07,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-08-22 16:54:07,045 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 236 [2020-08-22 16:54:07,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:54:07,072 INFO L225 Difference]: With dead ends: 7513 [2020-08-22 16:54:07,072 INFO L226 Difference]: Without dead ends: 4526 [2020-08-22 16:54:07,081 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 16:54:07,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4526 states. [2020-08-22 16:54:07,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4526 to 4526. [2020-08-22 16:54:07,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4526 states. [2020-08-22 16:54:07,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4526 states to 4526 states and 5956 transitions. [2020-08-22 16:54:07,252 INFO L78 Accepts]: Start accepts. Automaton has 4526 states and 5956 transitions. Word has length 236 [2020-08-22 16:54:07,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:54:07,254 INFO L479 AbstractCegarLoop]: Abstraction has 4526 states and 5956 transitions. [2020-08-22 16:54:07,254 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-08-22 16:54:07,254 INFO L276 IsEmpty]: Start isEmpty. Operand 4526 states and 5956 transitions. [2020-08-22 16:54:07,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-08-22 16:54:07,262 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:54:07,266 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 16:54:07,471 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:54:07,471 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:54:07,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:54:07,474 INFO L82 PathProgramCache]: Analyzing trace with hash -1219984608, now seen corresponding path program 1 times [2020-08-22 16:54:07,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:54:07,475 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986156594] [2020-08-22 16:54:07,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:54:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:07,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:54:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:07,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 16:54:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:07,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-08-22 16:54:07,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:07,914 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-08-22 16:54:07,915 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986156594] [2020-08-22 16:54:07,915 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2009979198] [2020-08-22 16:54:07,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:54:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:08,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 12 conjunts are in the unsatisfiable core [2020-08-22 16:54:08,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:54:08,171 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:54:08,274 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-08-22 16:54:08,300 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,350 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,357 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,378 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,402 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-08-22 16:54:08,408 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,427 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,433 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,451 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,467 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-08-22 16:54:08,471 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,488 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,494 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,513 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-08-22 16:54:08,526 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:54:08,533 WARN L333 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Possible infinite loop detected aux_div_39 already exists [2020-08-22 16:54:08,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 16:54:08,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-22 16:54:08,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486575573] [2020-08-22 16:54:08,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 16:54:08,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:54:08,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 16:54:08,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-08-22 16:54:08,536 INFO L87 Difference]: Start difference. First operand 4526 states and 5956 transitions. Second operand 5 states. [2020-08-22 16:54:10,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:54:10,936 INFO L93 Difference]: Finished difference Result 5692 states and 7474 transitions. [2020-08-22 16:54:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 16:54:10,941 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 267 [2020-08-22 16:54:10,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:54:10,969 INFO L225 Difference]: With dead ends: 5692 [2020-08-22 16:54:10,970 INFO L226 Difference]: Without dead ends: 5690 [2020-08-22 16:54:10,973 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-08-22 16:54:10,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5690 states. [2020-08-22 16:54:11,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5690 to 5684. [2020-08-22 16:54:11,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5684 states. [2020-08-22 16:54:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5684 states to 5684 states and 7460 transitions. [2020-08-22 16:54:11,113 INFO L78 Accepts]: Start accepts. Automaton has 5684 states and 7460 transitions. Word has length 267 [2020-08-22 16:54:11,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:54:11,114 INFO L479 AbstractCegarLoop]: Abstraction has 5684 states and 7460 transitions. [2020-08-22 16:54:11,114 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 16:54:11,114 INFO L276 IsEmpty]: Start isEmpty. Operand 5684 states and 7460 transitions. [2020-08-22 16:54:11,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-08-22 16:54:11,123 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:54:11,123 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 16:54:11,336 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:54:11,336 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:54:11,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:54:11,337 INFO L82 PathProgramCache]: Analyzing trace with hash 630561712, now seen corresponding path program 1 times [2020-08-22 16:54:11,337 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:54:11,337 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558179783] [2020-08-22 16:54:11,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:54:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:11,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:54:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:11,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 16:54:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:11,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-08-22 16:54:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:11,732 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 170 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 16:54:11,732 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558179783] [2020-08-22 16:54:11,732 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [947278481] [2020-08-22 16:54:11,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:54:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:54:11,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 6 conjunts are in the unsatisfiable core [2020-08-22 16:54:11,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:54:12,089 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 137 proven. 32 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-08-22 16:54:12,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-08-22 16:54:12,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 9 [2020-08-22 16:54:12,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376932108] [2020-08-22 16:54:12,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 16:54:12,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:54:12,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 16:54:12,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-08-22 16:54:12,093 INFO L87 Difference]: Start difference. First operand 5684 states and 7460 transitions. Second operand 9 states. [2020-08-22 16:54:17,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:54:17,293 INFO L93 Difference]: Finished difference Result 13075 states and 18630 transitions. [2020-08-22 16:54:17,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-08-22 16:54:17,294 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 278 [2020-08-22 16:54:17,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:54:17,295 INFO L225 Difference]: With dead ends: 13075 [2020-08-22 16:54:17,295 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 16:54:17,332 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2020-08-22 16:54:17,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 16:54:17,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 16:54:17,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 16:54:17,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 16:54:17,334 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 278 [2020-08-22 16:54:17,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:54:17,334 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 16:54:17,335 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 16:54:17,335 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 16:54:17,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 16:54:17,548 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:54:17,552 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 16:54:18,539 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 32 [2020-08-22 16:54:18,714 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 16:54:18,715 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a3~0 |old(~a3~0)|)) [2020-08-22 16:54:18,715 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 16:54:18,715 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-08-22 16:54:18,715 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-08-22 16:54:18,715 INFO L268 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-08-22 16:54:18,715 INFO L268 CegarLoopResult]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,716 INFO L268 CegarLoopResult]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,716 INFO L268 CegarLoopResult]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,716 INFO L268 CegarLoopResult]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,716 INFO L268 CegarLoopResult]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,716 INFO L268 CegarLoopResult]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,716 INFO L268 CegarLoopResult]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,716 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-08-22 16:54:18,716 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-08-22 16:54:18,717 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-08-22 16:54:18,717 INFO L268 CegarLoopResult]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,717 INFO L268 CegarLoopResult]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,717 INFO L268 CegarLoopResult]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,717 INFO L268 CegarLoopResult]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,717 INFO L268 CegarLoopResult]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,717 INFO L268 CegarLoopResult]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,717 INFO L268 CegarLoopResult]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,718 INFO L268 CegarLoopResult]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,723 INFO L268 CegarLoopResult]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,723 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-08-22 16:54:18,723 INFO L268 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-08-22 16:54:18,723 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-08-22 16:54:18,723 INFO L268 CegarLoopResult]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,723 INFO L268 CegarLoopResult]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,723 INFO L268 CegarLoopResult]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,724 INFO L268 CegarLoopResult]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,724 INFO L268 CegarLoopResult]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,724 INFO L268 CegarLoopResult]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,724 INFO L268 CegarLoopResult]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,724 INFO L268 CegarLoopResult]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,724 INFO L268 CegarLoopResult]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,724 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-08-22 16:54:18,724 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-08-22 16:54:18,724 INFO L268 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-08-22 16:54:18,725 INFO L268 CegarLoopResult]: For program point L970(lines 970 980) no Hoare annotation was computed. [2020-08-22 16:54:18,725 INFO L268 CegarLoopResult]: For program point L904(lines 904 914) no Hoare annotation was computed. [2020-08-22 16:54:18,725 INFO L268 CegarLoopResult]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2020-08-22 16:54:18,725 INFO L268 CegarLoopResult]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2020-08-22 16:54:18,725 INFO L268 CegarLoopResult]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,725 INFO L268 CegarLoopResult]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,725 INFO L268 CegarLoopResult]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,725 INFO L268 CegarLoopResult]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,725 INFO L268 CegarLoopResult]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,726 INFO L268 CegarLoopResult]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,726 INFO L268 CegarLoopResult]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,726 INFO L268 CegarLoopResult]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,726 INFO L268 CegarLoopResult]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,728 INFO L268 CegarLoopResult]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,728 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-08-22 16:54:18,728 INFO L268 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-08-22 16:54:18,728 INFO L268 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-08-22 16:54:18,728 INFO L268 CegarLoopResult]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,728 INFO L268 CegarLoopResult]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,728 INFO L268 CegarLoopResult]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,729 INFO L268 CegarLoopResult]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,730 INFO L268 CegarLoopResult]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,730 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-08-22 16:54:18,731 INFO L268 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-08-22 16:54:18,731 INFO L268 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-08-22 16:54:18,731 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,731 INFO L268 CegarLoopResult]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,731 INFO L268 CegarLoopResult]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,731 INFO L268 CegarLoopResult]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,731 INFO L268 CegarLoopResult]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,731 INFO L268 CegarLoopResult]: For program point L515(lines 515 525) no Hoare annotation was computed. [2020-08-22 16:54:18,731 INFO L268 CegarLoopResult]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2020-08-22 16:54:18,732 INFO L268 CegarLoopResult]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,732 INFO L268 CegarLoopResult]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,732 INFO L268 CegarLoopResult]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,732 INFO L268 CegarLoopResult]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,732 INFO L268 CegarLoopResult]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,732 INFO L268 CegarLoopResult]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,732 INFO L268 CegarLoopResult]: For program point L648(lines 648 657) no Hoare annotation was computed. [2020-08-22 16:54:18,732 INFO L268 CegarLoopResult]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2020-08-22 16:54:18,732 INFO L268 CegarLoopResult]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,733 INFO L268 CegarLoopResult]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,733 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-08-22 16:54:18,733 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-08-22 16:54:18,733 INFO L268 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-08-22 16:54:18,733 INFO L268 CegarLoopResult]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,733 INFO L268 CegarLoopResult]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,734 INFO L268 CegarLoopResult]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,734 INFO L268 CegarLoopResult]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,734 INFO L268 CegarLoopResult]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,734 INFO L268 CegarLoopResult]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,734 INFO L268 CegarLoopResult]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,734 INFO L268 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-08-22 16:54:18,734 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-08-22 16:54:18,735 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-08-22 16:54:18,735 INFO L268 CegarLoopResult]: For program point L916(lines 916 926) no Hoare annotation was computed. [2020-08-22 16:54:18,735 INFO L268 CegarLoopResult]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2020-08-22 16:54:18,735 INFO L268 CegarLoopResult]: For program point L718(lines 718 730) no Hoare annotation was computed. [2020-08-22 16:54:18,735 INFO L268 CegarLoopResult]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2020-08-22 16:54:18,735 INFO L268 CegarLoopResult]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,735 INFO L268 CegarLoopResult]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,735 INFO L268 CegarLoopResult]: For program point L587(lines 587 597) no Hoare annotation was computed. [2020-08-22 16:54:18,735 INFO L268 CegarLoopResult]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2020-08-22 16:54:18,736 INFO L268 CegarLoopResult]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,736 INFO L268 CegarLoopResult]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,736 INFO L268 CegarLoopResult]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,736 INFO L268 CegarLoopResult]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,736 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse0 (not (= |old(~a4~0)| 1))) (.cse1 (and (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|)))) (and (or .cse0 (not (<= |old(~a29~0)| 245)) .cse1) (or .cse0 (= 13 |old(~a25~0)|) .cse1) (or .cse1 (not (<= |old(~a4~0)| 0))) (or .cse0 .cse1 (not (<= 97 |old(~a23~0)|))))) [2020-08-22 16:54:18,736 INFO L268 CegarLoopResult]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,736 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-08-22 16:54:18,736 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-08-22 16:54:18,737 INFO L268 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-08-22 16:54:18,737 INFO L268 CegarLoopResult]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,737 INFO L268 CegarLoopResult]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,737 INFO L268 CegarLoopResult]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,737 INFO L268 CegarLoopResult]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,737 INFO L268 CegarLoopResult]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,737 INFO L268 CegarLoopResult]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,737 INFO L268 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-08-22 16:54:18,737 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-08-22 16:54:18,738 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-08-22 16:54:18,738 INFO L268 CegarLoopResult]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,738 INFO L268 CegarLoopResult]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,738 INFO L268 CegarLoopResult]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,738 INFO L268 CegarLoopResult]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,738 INFO L268 CegarLoopResult]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,738 INFO L268 CegarLoopResult]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,738 INFO L268 CegarLoopResult]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,739 INFO L268 CegarLoopResult]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,739 INFO L268 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-08-22 16:54:18,739 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-08-22 16:54:18,739 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-08-22 16:54:18,739 INFO L268 CegarLoopResult]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,739 INFO L268 CegarLoopResult]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,739 INFO L268 CegarLoopResult]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,739 INFO L268 CegarLoopResult]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,739 INFO L268 CegarLoopResult]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,740 INFO L268 CegarLoopResult]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,740 INFO L268 CegarLoopResult]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,740 INFO L268 CegarLoopResult]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,740 INFO L268 CegarLoopResult]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,741 INFO L268 CegarLoopResult]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,741 INFO L268 CegarLoopResult]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,742 INFO L268 CegarLoopResult]: For program point L399(lines 399 410) no Hoare annotation was computed. [2020-08-22 16:54:18,742 INFO L268 CegarLoopResult]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2020-08-22 16:54:18,742 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-08-22 16:54:18,742 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-08-22 16:54:18,744 INFO L268 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-08-22 16:54:18,744 INFO L268 CegarLoopResult]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,744 INFO L268 CegarLoopResult]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,745 INFO L268 CegarLoopResult]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,745 INFO L268 CegarLoopResult]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,745 INFO L268 CegarLoopResult]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,745 INFO L268 CegarLoopResult]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,745 INFO L268 CegarLoopResult]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,745 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-08-22 16:54:18,745 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-08-22 16:54:18,745 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-08-22 16:54:18,745 INFO L268 CegarLoopResult]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,746 INFO L268 CegarLoopResult]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,746 INFO L268 CegarLoopResult]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,746 INFO L268 CegarLoopResult]: For program point L866(lines 866 875) no Hoare annotation was computed. [2020-08-22 16:54:18,746 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2020-08-22 16:54:18,746 INFO L268 CegarLoopResult]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,746 INFO L268 CegarLoopResult]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,746 INFO L268 CegarLoopResult]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,746 INFO L268 CegarLoopResult]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,746 INFO L268 CegarLoopResult]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,747 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 108) no Hoare annotation was computed. [2020-08-22 16:54:18,747 INFO L268 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-08-22 16:54:18,747 INFO L268 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-08-22 16:54:18,747 INFO L268 CegarLoopResult]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,747 INFO L268 CegarLoopResult]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,747 INFO L268 CegarLoopResult]: For program point L604(lines 604 614) no Hoare annotation was computed. [2020-08-22 16:54:18,747 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2020-08-22 16:54:18,747 INFO L268 CegarLoopResult]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,748 INFO L268 CegarLoopResult]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,748 INFO L268 CegarLoopResult]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,748 INFO L268 CegarLoopResult]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,748 INFO L268 CegarLoopResult]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,748 INFO L268 CegarLoopResult]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,748 INFO L268 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-08-22 16:54:18,748 INFO L268 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-08-22 16:54:18,748 INFO L268 CegarLoopResult]: For program point L805(lines 805 815) no Hoare annotation was computed. [2020-08-22 16:54:18,748 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2020-08-22 16:54:18,749 INFO L268 CegarLoopResult]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,749 INFO L268 CegarLoopResult]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,749 INFO L268 CegarLoopResult]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,749 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,749 INFO L268 CegarLoopResult]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,749 INFO L268 CegarLoopResult]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,749 INFO L268 CegarLoopResult]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,749 INFO L268 CegarLoopResult]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,749 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-08-22 16:54:18,749 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-08-22 16:54:18,750 INFO L268 CegarLoopResult]: For program point L940(lines 940 952) no Hoare annotation was computed. [2020-08-22 16:54:18,750 INFO L268 CegarLoopResult]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2020-08-22 16:54:18,750 INFO L268 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2020-08-22 16:54:18,750 INFO L268 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2020-08-22 16:54:18,750 INFO L268 CegarLoopResult]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,750 INFO L268 CegarLoopResult]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,750 INFO L268 CegarLoopResult]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,750 INFO L268 CegarLoopResult]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,750 INFO L268 CegarLoopResult]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,751 INFO L268 CegarLoopResult]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,751 INFO L268 CegarLoopResult]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,751 INFO L268 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-08-22 16:54:18,751 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-08-22 16:54:18,751 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,751 INFO L268 CegarLoopResult]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,751 INFO L268 CegarLoopResult]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,751 INFO L268 CegarLoopResult]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,751 INFO L268 CegarLoopResult]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,752 INFO L268 CegarLoopResult]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,752 INFO L268 CegarLoopResult]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,752 INFO L268 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-08-22 16:54:18,752 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-08-22 16:54:18,752 INFO L268 CegarLoopResult]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,752 INFO L268 CegarLoopResult]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,752 INFO L268 CegarLoopResult]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,752 INFO L268 CegarLoopResult]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,753 INFO L268 CegarLoopResult]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,753 INFO L268 CegarLoopResult]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,753 INFO L268 CegarLoopResult]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,753 INFO L268 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-08-22 16:54:18,753 INFO L268 CegarLoopResult]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,753 INFO L268 CegarLoopResult]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,753 INFO L268 CegarLoopResult]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,753 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-08-22 16:54:18,753 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-08-22 16:54:18,753 INFO L268 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-08-22 16:54:18,754 INFO L268 CegarLoopResult]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,754 INFO L268 CegarLoopResult]: For program point L488(lines 488 499) no Hoare annotation was computed. [2020-08-22 16:54:18,754 INFO L268 CegarLoopResult]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,754 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2020-08-22 16:54:18,754 INFO L268 CegarLoopResult]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,754 INFO L268 CegarLoopResult]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,754 INFO L268 CegarLoopResult]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,754 INFO L268 CegarLoopResult]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,755 INFO L268 CegarLoopResult]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,755 INFO L268 CegarLoopResult]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,755 INFO L268 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-08-22 16:54:18,755 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-08-22 16:54:18,755 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-08-22 16:54:18,756 INFO L268 CegarLoopResult]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,756 INFO L268 CegarLoopResult]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,756 INFO L268 CegarLoopResult]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,757 INFO L268 CegarLoopResult]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,757 INFO L268 CegarLoopResult]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,757 INFO L268 CegarLoopResult]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,757 INFO L268 CegarLoopResult]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,758 INFO L268 CegarLoopResult]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,758 INFO L268 CegarLoopResult]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,758 INFO L268 CegarLoopResult]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,758 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-08-22 16:54:18,759 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-08-22 16:54:18,759 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-08-22 16:54:18,760 INFO L268 CegarLoopResult]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,760 INFO L268 CegarLoopResult]: For program point L758(lines 758 768) no Hoare annotation was computed. [2020-08-22 16:54:18,760 INFO L268 CegarLoopResult]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2020-08-22 16:54:18,760 INFO L268 CegarLoopResult]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,760 INFO L268 CegarLoopResult]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,760 INFO L268 CegarLoopResult]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,760 INFO L268 CegarLoopResult]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,760 INFO L268 CegarLoopResult]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,761 INFO L268 CegarLoopResult]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,761 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-08-22 16:54:18,761 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-08-22 16:54:18,761 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-08-22 16:54:18,761 INFO L268 CegarLoopResult]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,761 INFO L268 CegarLoopResult]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,761 INFO L268 CegarLoopResult]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,761 INFO L268 CegarLoopResult]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,761 INFO L268 CegarLoopResult]: For program point L695(lines 695 705) no Hoare annotation was computed. [2020-08-22 16:54:18,762 INFO L268 CegarLoopResult]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2020-08-22 16:54:18,762 INFO L268 CegarLoopResult]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,762 INFO L268 CegarLoopResult]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,762 INFO L268 CegarLoopResult]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2020-08-22 16:54:18,763 INFO L268 CegarLoopResult]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,763 INFO L268 CegarLoopResult]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,763 INFO L268 CegarLoopResult]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2020-08-22 16:54:18,763 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 16:54:18,763 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (<= 312 ~a23~0) (<= ~a29~0 130) (= ~a4~0 1)) [2020-08-22 16:54:18,763 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 16:54:18,763 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 16:54:18,764 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= |old(~a4~0)| 1)) (not (<= |old(~a25~0)| 10)) (and (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|)) (not (<= |old(~a29~0)| 130)) (not (<= 312 |old(~a23~0)|))) [2020-08-22 16:54:18,764 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2020-08-22 16:54:18,764 INFO L264 CegarLoopResult]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (= ~a4~0 1))) (or (and (<= 97 ~a23~0) .cse0) (not (= |old(~a4~0)| 1)) (not (<= |old(~a25~0)| 10)) (<= ~a4~0 0) (and .cse0 (not (= ~a25~0 13))) (and (<= ~a29~0 245) .cse0) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a29~0)| 130)))) [2020-08-22 16:54:18,764 INFO L268 CegarLoopResult]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2020-08-22 16:54:18,764 INFO L268 CegarLoopResult]: For program point L1039(line 1039) no Hoare annotation was computed. [2020-08-22 16:54:18,764 INFO L264 CegarLoopResult]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= ~a4~0 1))) (or (and (<= 97 ~a23~0) .cse0) (not (= |old(~a4~0)| 1)) (not (<= |old(~a25~0)| 10)) (<= ~a4~0 0) (and .cse0 (not (= ~a25~0 13))) (and (<= ~a29~0 245) .cse0) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a29~0)| 130)))) [2020-08-22 16:54:18,764 INFO L268 CegarLoopResult]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2020-08-22 16:54:18,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 04:54:18 BoogieIcfgContainer [2020-08-22 16:54:18,793 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 16:54:18,801 INFO L168 Benchmark]: Toolchain (without parser) took 31776.20 ms. Allocated memory was 146.3 MB in the beginning and 577.2 MB in the end (delta: 431.0 MB). Free memory was 99.8 MB in the beginning and 426.6 MB in the end (delta: -326.8 MB). Peak memory consumption was 460.1 MB. Max. memory is 7.1 GB. [2020-08-22 16:54:18,802 INFO L168 Benchmark]: CDTParser took 1.40 ms. Allocated memory is still 146.3 MB. Free memory was 121.0 MB in the beginning and 120.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-08-22 16:54:18,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1013.40 ms. Allocated memory was 146.3 MB in the beginning and 207.1 MB in the end (delta: 60.8 MB). Free memory was 99.4 MB in the beginning and 155.9 MB in the end (delta: -56.6 MB). Peak memory consumption was 38.3 MB. Max. memory is 7.1 GB. [2020-08-22 16:54:18,804 INFO L168 Benchmark]: Boogie Preprocessor took 165.22 ms. Allocated memory is still 207.1 MB. Free memory was 155.9 MB in the beginning and 148.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2020-08-22 16:54:18,807 INFO L168 Benchmark]: RCFGBuilder took 1815.65 ms. Allocated memory was 207.1 MB in the beginning and 240.1 MB in the end (delta: 33.0 MB). Free memory was 148.1 MB in the beginning and 91.5 MB in the end (delta: 56.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. [2020-08-22 16:54:18,809 INFO L168 Benchmark]: TraceAbstraction took 28773.07 ms. Allocated memory was 240.1 MB in the beginning and 577.2 MB in the end (delta: 337.1 MB). Free memory was 91.5 MB in the beginning and 426.6 MB in the end (delta: -335.1 MB). Peak memory consumption was 357.9 MB. Max. memory is 7.1 GB. [2020-08-22 16:54:18,821 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 ms. Allocated memory is still 146.3 MB. Free memory was 121.0 MB in the beginning and 120.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1013.40 ms. Allocated memory was 146.3 MB in the beginning and 207.1 MB in the end (delta: 60.8 MB). Free memory was 99.4 MB in the beginning and 155.9 MB in the end (delta: -56.6 MB). Peak memory consumption was 38.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 165.22 ms. Allocated memory is still 207.1 MB. Free memory was 155.9 MB in the beginning and 148.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1815.65 ms. Allocated memory was 207.1 MB in the beginning and 240.1 MB in the end (delta: 33.0 MB). Free memory was 148.1 MB in the beginning and 91.5 MB in the end (delta: 56.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28773.07 ms. Allocated memory was 240.1 MB in the beginning and 577.2 MB in the end (delta: 337.1 MB). Free memory was 91.5 MB in the beginning and 426.6 MB in the end (delta: -335.1 MB). Peak memory consumption was 357.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 108]: 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: 1034]: Loop Invariant Derived loop invariant: (((((((97 <= a23 && a4 == 1) || !(\old(a4) == 1)) || !(\old(a25) <= 10)) || a4 <= 0) || (a4 == 1 && !(a25 == 13))) || (a29 <= 245 && a4 == 1)) || !(312 <= \old(a23))) || !(\old(a29) <= 130) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.4s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 21.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 443 SDtfs, 5706 SDslu, 756 SDs, 0 SdLazy, 10091 SolverSat, 2250 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1064 GetRequests, 978 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5684occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 570 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 139 PreInvPairs, 275 NumberOfFragments, 249 HoareAnnotationTreeSize, 139 FomulaSimplifications, 15586 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2607 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1931 NumberOfCodeBlocks, 1931 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1921 ConstructedInterpolants, 0 QuantifiedInterpolants, 840676 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1311 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 1038/1143 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...