/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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label38.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 22:43:40,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 22:43:40,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 22:43:40,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-06 22:43:40,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 22:43:40,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 22:43:40,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 22:43:40,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 22:43:40,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 22:43:40,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 22:43:40,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 22:43:40,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 22:43:40,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 22:43:40,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 22:43:40,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 22:43:40,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 22:43:40,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-06 22:43:40,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 22:43:40,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 22:43:40,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 22:43:40,565 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 [2019-11-06 22:43:40,579 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 22:43:40,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 22:43:40,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 22:43:40,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 22:43:40,581 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 22:43:40,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 22:43:40,582 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 22:43:40,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 22:43:40,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 22:43:40,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 22:43:40,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 22:43:40,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 22:43:40,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 22:43:40,583 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 22:43:40,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 22:43:40,583 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 22:43:40,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 22:43:40,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 22:43:40,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 22:43:40,584 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 22:43:40,585 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 22:43:40,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 22:43:40,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 22:43:40,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 22:43:40,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 22:43:40,586 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 22:43:40,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 22:43:40,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 22:43:40,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-06 22:43:40,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 22:43:40,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 22:43:40,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 22:43:40,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 22:43:40,886 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 22:43:40,887 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label38.c [2019-11-06 22:43:40,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483804751/436b5b63c2d848fd97f30f9a3cee9607/FLAG3d278da99 [2019-11-06 22:43:41,561 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 22:43:41,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label38.c [2019-11-06 22:43:41,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483804751/436b5b63c2d848fd97f30f9a3cee9607/FLAG3d278da99 [2019-11-06 22:43:41,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483804751/436b5b63c2d848fd97f30f9a3cee9607 [2019-11-06 22:43:41,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 22:43:41,959 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 22:43:41,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 22:43:41,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 22:43:41,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 22:43:41,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:43:41" (1/1) ... [2019-11-06 22:43:41,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28b4c6ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:41, skipping insertion in model container [2019-11-06 22:43:41,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:43:41" (1/1) ... [2019-11-06 22:43:41,977 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 22:43:42,026 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 22:43:42,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 22:43:42,553 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 22:43:42,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 22:43:42,686 INFO L192 MainTranslator]: Completed translation [2019-11-06 22:43:42,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:42 WrapperNode [2019-11-06 22:43:42,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 22:43:42,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 22:43:42,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 22:43:42,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 22:43:42,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:42" (1/1) ... [2019-11-06 22:43:42,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:42" (1/1) ... [2019-11-06 22:43:42,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:42" (1/1) ... [2019-11-06 22:43:42,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:42" (1/1) ... [2019-11-06 22:43:42,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:42" (1/1) ... [2019-11-06 22:43:42,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:42" (1/1) ... [2019-11-06 22:43:42,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:42" (1/1) ... [2019-11-06 22:43:42,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 22:43:42,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 22:43:42,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 22:43:42,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 22:43:42,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:42" (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 [2019-11-06 22:43:42,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 22:43:42,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 22:43:42,865 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-06 22:43:42,865 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 22:43:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-06 22:43:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 22:43:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 22:43:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-06 22:43:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 22:43:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 22:43:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 22:43:44,142 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 22:43:44,142 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-06 22:43:44,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:43:44 BoogieIcfgContainer [2019-11-06 22:43:44,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 22:43:44,145 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 22:43:44,145 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 22:43:44,148 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 22:43:44,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:43:41" (1/3) ... [2019-11-06 22:43:44,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68e534a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:43:44, skipping insertion in model container [2019-11-06 22:43:44,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:43:42" (2/3) ... [2019-11-06 22:43:44,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68e534a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:43:44, skipping insertion in model container [2019-11-06 22:43:44,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:43:44" (3/3) ... [2019-11-06 22:43:44,152 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label38.c [2019-11-06 22:43:44,162 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 22:43:44,171 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 22:43:44,183 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 22:43:44,211 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 22:43:44,212 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 22:43:44,212 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 22:43:44,212 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 22:43:44,212 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 22:43:44,212 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 22:43:44,213 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 22:43:44,213 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 22:43:44,249 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2019-11-06 22:43:44,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-06 22:43:44,260 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:43:44,261 INFO L410 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] [2019-11-06 22:43:44,263 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:43:44,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:43:44,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1813043417, now seen corresponding path program 1 times [2019-11-06 22:43:44,279 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 22:43:44,279 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877648852] [2019-11-06 22:43:44,279 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:43:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:43:44,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:43:44,615 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877648852] [2019-11-06 22:43:44,616 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:43:44,617 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 22:43:44,619 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288876237] [2019-11-06 22:43:44,624 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 22:43:44,626 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 22:43:44,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 22:43:44,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 22:43:44,644 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2019-11-06 22:43:45,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:43:45,622 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2019-11-06 22:43:45,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 22:43:45,624 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-11-06 22:43:45,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:43:45,649 INFO L225 Difference]: With dead ends: 571 [2019-11-06 22:43:45,649 INFO L226 Difference]: Without dead ends: 294 [2019-11-06 22:43:45,663 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 22:43:45,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-11-06 22:43:45,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2019-11-06 22:43:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2019-11-06 22:43:45,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 436 transitions. [2019-11-06 22:43:45,789 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 436 transitions. Word has length 38 [2019-11-06 22:43:45,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:43:45,790 INFO L462 AbstractCegarLoop]: Abstraction has 294 states and 436 transitions. [2019-11-06 22:43:45,790 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 22:43:45,791 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 436 transitions. [2019-11-06 22:43:45,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-06 22:43:45,800 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:43:45,801 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:43:45,802 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:43:45,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:43:45,803 INFO L82 PathProgramCache]: Analyzing trace with hash -32611371, now seen corresponding path program 1 times [2019-11-06 22:43:45,803 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 22:43:45,804 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485302929] [2019-11-06 22:43:45,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:43:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:43:46,088 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-06 22:43:46,089 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485302929] [2019-11-06 22:43:46,089 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796211920] [2019-11-06 22:43:46,089 INFO L94 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 [2019-11-06 22:43:46,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:43:46,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 22:43:46,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 22:43:46,282 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:43:46,283 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-06 22:43:46,346 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:43:46,346 INFO L218 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-11-06 22:43:46,347 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 6 [2019-11-06 22:43:46,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172951135] [2019-11-06 22:43:46,355 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-06 22:43:46,356 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 22:43:46,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 22:43:46,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-06 22:43:46,357 INFO L87 Difference]: Start difference. First operand 294 states and 436 transitions. Second operand 4 states. [2019-11-06 22:43:47,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:43:47,389 INFO L93 Difference]: Finished difference Result 868 states and 1319 transitions. [2019-11-06 22:43:47,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-06 22:43:47,390 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 125 [2019-11-06 22:43:47,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:43:47,397 INFO L225 Difference]: With dead ends: 868 [2019-11-06 22:43:47,398 INFO L226 Difference]: Without dead ends: 866 [2019-11-06 22:43:47,399 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-06 22:43:47,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2019-11-06 22:43:47,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 437. [2019-11-06 22:43:47,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2019-11-06 22:43:47,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 658 transitions. [2019-11-06 22:43:47,454 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 658 transitions. Word has length 125 [2019-11-06 22:43:47,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:43:47,459 INFO L462 AbstractCegarLoop]: Abstraction has 437 states and 658 transitions. [2019-11-06 22:43:47,459 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-06 22:43:47,460 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 658 transitions. [2019-11-06 22:43:47,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-06 22:43:47,465 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:43:47,465 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:43:47,670 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 22:43:47,671 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:43:47,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:43:47,672 INFO L82 PathProgramCache]: Analyzing trace with hash 941521001, now seen corresponding path program 1 times [2019-11-06 22:43:47,673 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 22:43:47,673 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874467422] [2019-11-06 22:43:47,673 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:43:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:43:47,845 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:43:47,845 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874467422] [2019-11-06 22:43:47,846 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:43:47,846 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-06 22:43:47,847 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607874911] [2019-11-06 22:43:47,851 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 22:43:47,851 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 22:43:47,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 22:43:47,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-06 22:43:47,852 INFO L87 Difference]: Start difference. First operand 437 states and 658 transitions. Second operand 5 states. [2019-11-06 22:43:48,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:43:48,867 INFO L93 Difference]: Finished difference Result 1176 states and 1794 transitions. [2019-11-06 22:43:48,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-06 22:43:48,867 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 163 [2019-11-06 22:43:48,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:43:48,868 INFO L225 Difference]: With dead ends: 1176 [2019-11-06 22:43:48,868 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 22:43:48,871 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-06 22:43:48,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 22:43:48,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 22:43:48,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 22:43:48,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 22:43:48,872 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 163 [2019-11-06 22:43:48,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:43:48,872 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 22:43:48,872 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 22:43:48,873 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 22:43:48,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 22:43:48,876 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 22:43:49,085 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:43:49,086 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~a1~0 |old(~a1~0)|) [2019-11-06 22:43:49,086 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:43:49,086 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-06 22:43:49,086 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,086 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,087 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,087 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,087 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,087 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,087 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-06 22:43:49,087 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-06 22:43:49,087 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-06 22:43:49,088 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-06 22:43:49,088 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-06 22:43:49,088 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-06 22:43:49,088 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-06 22:43:49,088 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-06 22:43:49,088 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-06 22:43:49,088 INFO L443 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-06 22:43:49,089 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-06 22:43:49,089 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,089 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,089 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,089 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,089 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,089 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-06 22:43:49,090 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-06 22:43:49,090 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-06 22:43:49,090 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-06 22:43:49,090 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-06 22:43:49,090 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-06 22:43:49,090 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-06 22:43:49,090 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-06 22:43:49,091 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-06 22:43:49,091 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-06 22:43:49,091 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-06 22:43:49,091 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-06 22:43:49,091 INFO L443 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-06 22:43:49,091 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-06 22:43:49,092 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 100) no Hoare annotation was computed. [2019-11-06 22:43:49,092 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,092 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,092 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,092 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,092 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,092 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-06 22:43:49,093 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-06 22:43:49,093 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-06 22:43:49,093 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-06 22:43:49,093 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-06 22:43:49,093 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-06 22:43:49,093 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-06 22:43:49,093 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-06 22:43:49,094 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-06 22:43:49,094 INFO L443 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-06 22:43:49,094 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,094 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,094 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,094 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,094 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,095 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-06 22:43:49,095 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-06 22:43:49,095 INFO L443 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-06 22:43:49,095 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-06 22:43:49,095 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-06 22:43:49,095 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-06 22:43:49,095 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-06 22:43:49,095 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-06 22:43:49,096 INFO L443 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-06 22:43:49,096 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-06 22:43:49,096 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-06 22:43:49,096 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-06 22:43:49,096 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-06 22:43:49,096 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,096 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,097 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,097 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,097 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,097 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-06 22:43:49,097 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-06 22:43:49,097 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-06 22:43:49,097 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-06 22:43:49,097 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-06 22:43:49,098 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-06 22:43:49,098 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-06 22:43:49,098 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-06 22:43:49,098 INFO L443 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-06 22:43:49,098 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,098 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,098 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,099 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,099 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,099 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,099 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,099 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-06 22:43:49,099 INFO L443 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-06 22:43:49,099 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-06 22:43:49,099 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-06 22:43:49,100 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-06 22:43:49,100 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-06 22:43:49,100 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-06 22:43:49,100 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-06 22:43:49,100 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-06 22:43:49,100 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-06 22:43:49,100 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-06 22:43:49,101 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-06 22:43:49,101 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-06 22:43:49,101 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,101 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,101 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,101 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,101 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-06 22:43:49,101 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,102 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,102 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-06 22:43:49,102 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-06 22:43:49,102 INFO L443 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-06 22:43:49,102 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-06 22:43:49,102 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-06 22:43:49,102 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-06 22:43:49,102 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-06 22:43:49,103 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-06 22:43:49,103 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-06 22:43:49,103 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-06 22:43:49,103 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-06 22:43:49,103 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-06 22:43:49,103 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-06 22:43:49,103 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,104 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,104 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,104 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,104 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,104 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,104 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-06 22:43:49,104 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-06 22:43:49,104 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-06 22:43:49,105 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-06 22:43:49,105 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-06 22:43:49,105 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-06 22:43:49,105 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-06 22:43:49,105 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-06 22:43:49,105 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-06 22:43:49,105 INFO L443 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-06 22:43:49,105 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-06 22:43:49,106 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (= ~a1~0 |old(~a1~0)|))) (and (or (not (< 7 |old(~a19~0)|)) (and (< 7 ~a19~0) .cse0)) (or (= 4 |old(~a10~0)|) (and (not (= ~a10~0 4)) .cse0)) (or (not (<= |old(~a1~0)| 23)) .cse0))) [2019-11-06 22:43:49,106 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-06 22:43:49,106 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-06 22:43:49,106 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-06 22:43:49,106 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,106 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,107 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,107 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,107 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,107 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,107 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-06 22:43:49,107 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-06 22:43:49,107 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-06 22:43:49,107 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-06 22:43:49,108 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-06 22:43:49,108 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-06 22:43:49,108 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-06 22:43:49,108 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-06 22:43:49,108 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-06 22:43:49,108 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-06 22:43:49,108 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-06 22:43:49,108 INFO L443 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-06 22:43:49,109 INFO L443 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-06 22:43:49,109 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,109 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,109 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,109 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,109 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,109 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,109 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-06 22:43:49,109 INFO L443 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-06 22:43:49,110 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-06 22:43:49,110 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-06 22:43:49,110 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-06 22:43:49,110 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-06 22:43:49,110 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-06 22:43:49,110 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-06 22:43:49,110 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-06 22:43:49,110 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-06 22:43:49,110 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-06 22:43:49,111 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-06 22:43:49,111 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,111 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,111 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,111 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,111 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,111 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-06 22:43:49,112 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-06 22:43:49,112 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-06 22:43:49,112 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-06 22:43:49,112 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-06 22:43:49,112 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-06 22:43:49,112 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-06 22:43:49,112 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-06 22:43:49,112 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-06 22:43:49,112 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-06 22:43:49,113 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-06 22:43:49,113 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-06 22:43:49,113 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-06 22:43:49,113 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:43:49,113 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a1~0 23) (not (= ~a10~0 4)) (<= 9 ~a19~0)) [2019-11-06 22:43:49,113 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 22:43:49,113 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:43:49,114 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (and (not (= ~a10~0 4)) (<= 9 ~a19~0) (= ~a1~0 |old(~a1~0)|)) (not (<= |old(~a1~0)| 23)) (not (<= 9 |old(~a19~0)|))) [2019-11-06 22:43:49,114 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2019-11-06 22:43:49,114 INFO L439 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (<= ~a1~0 23) (= 4 |old(~a10~0)|) (not (<= |old(~a1~0)| 23)) (not (= ~a10~0 4)) (< 7 ~a19~0) (not (<= 9 |old(~a19~0)|))) [2019-11-06 22:43:49,114 INFO L443 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2019-11-06 22:43:49,114 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-06 22:43:49,114 INFO L439 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (<= ~a1~0 23) (= 4 |old(~a10~0)|) (not (<= |old(~a1~0)| 23)) (not (= ~a10~0 4)) (< 7 ~a19~0) (not (<= 9 |old(~a19~0)|))) [2019-11-06 22:43:49,115 INFO L443 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2019-11-06 22:43:49,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:43:49 BoogieIcfgContainer [2019-11-06 22:43:49,130 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 22:43:49,133 INFO L168 Benchmark]: Toolchain (without parser) took 7173.13 ms. Allocated memory was 146.3 MB in the beginning and 287.3 MB in the end (delta: 141.0 MB). Free memory was 101.1 MB in the beginning and 134.7 MB in the end (delta: -33.6 MB). Peak memory consumption was 107.4 MB. Max. memory is 7.1 GB. [2019-11-06 22:43:49,134 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-06 22:43:49,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.72 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 100.9 MB in the beginning and 165.0 MB in the end (delta: -64.1 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-11-06 22:43:49,136 INFO L168 Benchmark]: Boogie Preprocessor took 102.13 ms. Allocated memory is still 204.5 MB. Free memory was 165.0 MB in the beginning and 160.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-11-06 22:43:49,137 INFO L168 Benchmark]: RCFGBuilder took 1354.13 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 160.3 MB in the beginning and 173.8 MB in the end (delta: -13.5 MB). Peak memory consumption was 75.7 MB. Max. memory is 7.1 GB. [2019-11-06 22:43:49,138 INFO L168 Benchmark]: TraceAbstraction took 4985.85 ms. Allocated memory was 237.0 MB in the beginning and 287.3 MB in the end (delta: 50.3 MB). Free memory was 173.8 MB in the beginning and 134.7 MB in the end (delta: 39.1 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. [2019-11-06 22:43:49,142 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 726.72 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 100.9 MB in the beginning and 165.0 MB in the end (delta: -64.1 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.13 ms. Allocated memory is still 204.5 MB. Free memory was 165.0 MB in the beginning and 160.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1354.13 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 160.3 MB in the beginning and 173.8 MB in the end (delta: -13.5 MB). Peak memory consumption was 75.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4985.85 ms. Allocated memory was 237.0 MB in the beginning and 287.3 MB in the end (delta: 50.3 MB). Free memory was 173.8 MB in the beginning and 134.7 MB in the end (delta: 39.1 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 100]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((a1 <= 23 || 4 == \old(a10)) || !(\old(a1) <= 23)) || !(a10 == 4)) || 7 < a19) || !(9 <= \old(a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Result: SAFE, OverallTime: 4.9s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 77 SDtfs, 837 SDslu, 60 SDs, 0 SdLazy, 1582 SolverSat, 515 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 270 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=437occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 429 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 16 PreInvPairs, 28 NumberOfFragments, 115 HoareAnnotationTreeSize, 16 FomulaSimplifications, 211 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 103 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 451 NumberOfCodeBlocks, 451 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 571 ConstructedInterpolants, 0 QuantifiedInterpolants, 171054 SizeOfPredicates, 3 NumberOfNonLiveVariables, 259 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 96/124 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...