/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/nested5-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 22:13:02,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 22:13:02,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 22:13:02,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 22:13:02,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 22:13:02,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 22:13:02,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 22:13:02,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 22:13:02,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 22:13:02,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 22:13:02,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 22:13:02,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 22:13:02,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 22:13:02,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 22:13:02,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 22:13:02,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 22:13:02,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 22:13:02,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 22:13:02,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 22:13:02,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 22:13:02,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 22:13:02,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 22:13:02,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 22:13:02,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 22:13:02,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 22:13:02,877 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 [2019-11-23 22:13:02,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 22:13:02,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 22:13:02,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 22:13:02,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 22:13:02,916 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 22:13:02,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 22:13:02,916 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 22:13:02,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 22:13:02,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 22:13:02,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 22:13:02,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 22:13:02,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 22:13:02,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 22:13:02,918 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 22:13:02,919 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 22:13:02,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 22:13:02,919 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 22:13:02,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 22:13:02,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 22:13:02,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 22:13:02,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 22:13:02,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 22:13:02,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 22:13:02,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 22:13:02,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 22:13:02,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 22:13:02,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 22:13:02,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 22:13:02,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 22:13:02,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 22:13:03,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 22:13:03,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 22:13:03,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 22:13:03,237 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 22:13:03,238 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 22:13:03,238 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/nested5-1.c [2019-11-23 22:13:03,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c0382eb/147631a21e8a418d9f779ad3ac976b37/FLAGa8bc4782f [2019-11-23 22:13:03,801 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 22:13:03,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested5-1.c [2019-11-23 22:13:03,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c0382eb/147631a21e8a418d9f779ad3ac976b37/FLAGa8bc4782f [2019-11-23 22:13:04,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c0382eb/147631a21e8a418d9f779ad3ac976b37 [2019-11-23 22:13:04,234 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 22:13:04,235 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 22:13:04,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 22:13:04,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 22:13:04,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 22:13:04,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7baafdf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04, skipping insertion in model container [2019-11-23 22:13:04,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 22:13:04,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 22:13:04,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:13:04,530 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 22:13:04,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:13:04,575 INFO L208 MainTranslator]: Completed translation [2019-11-23 22:13:04,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04 WrapperNode [2019-11-23 22:13:04,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 22:13:04,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 22:13:04,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 22:13:04,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 22:13:04,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 22:13:04,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 22:13:04,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 22:13:04,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 22:13:04,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (1/1) ... [2019-11-23 22:13:04,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 22:13:04,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 22:13:04,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 22:13:04,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 22:13:04,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (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 [2019-11-23 22:13:04,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 22:13:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 22:13:05,004 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 22:13:05,004 INFO L284 CfgBuilder]: Removed 11 assume(true) statements. [2019-11-23 22:13:05,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:13:05 BoogieIcfgContainer [2019-11-23 22:13:05,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 22:13:05,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 22:13:05,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 22:13:05,024 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 22:13:05,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:13:04" (1/3) ... [2019-11-23 22:13:05,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2506efc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:13:05, skipping insertion in model container [2019-11-23 22:13:05,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:04" (2/3) ... [2019-11-23 22:13:05,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2506efc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:13:05, skipping insertion in model container [2019-11-23 22:13:05,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:13:05" (3/3) ... [2019-11-23 22:13:05,035 INFO L109 eAbstractionObserver]: Analyzing ICFG nested5-1.c [2019-11-23 22:13:05,056 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 22:13:05,063 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 22:13:05,090 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 22:13:05,123 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 22:13:05,123 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 22:13:05,123 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 22:13:05,123 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 22:13:05,123 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 22:13:05,124 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 22:13:05,124 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 22:13:05,124 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 22:13:05,137 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2019-11-23 22:13:05,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-23 22:13:05,141 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:13:05,142 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:13:05,143 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:13:05,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:13:05,147 INFO L82 PathProgramCache]: Analyzing trace with hash -548469862, now seen corresponding path program 1 times [2019-11-23 22:13:05,154 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:13:05,155 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728974423] [2019-11-23 22:13:05,155 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:13:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:13:05,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:13:05,393 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728974423] [2019-11-23 22:13:05,394 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:13:05,394 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 22:13:05,397 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319849895] [2019-11-23 22:13:05,401 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 22:13:05,402 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:13:05,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 22:13:05,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 22:13:05,418 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 3 states. [2019-11-23 22:13:05,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:13:05,466 INFO L93 Difference]: Finished difference Result 50 states and 79 transitions. [2019-11-23 22:13:05,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 22:13:05,468 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-23 22:13:05,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:13:05,476 INFO L225 Difference]: With dead ends: 50 [2019-11-23 22:13:05,477 INFO L226 Difference]: Without dead ends: 24 [2019-11-23 22:13:05,480 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 22:13:05,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-11-23 22:13:05,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 16. [2019-11-23 22:13:05,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2019-11-23 22:13:05,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2019-11-23 22:13:05,511 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 9 [2019-11-23 22:13:05,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:13:05,512 INFO L462 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2019-11-23 22:13:05,512 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 22:13:05,512 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2019-11-23 22:13:05,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-23 22:13:05,513 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:13:05,513 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:13:05,514 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:13:05,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:13:05,514 INFO L82 PathProgramCache]: Analyzing trace with hash 1254673340, now seen corresponding path program 1 times [2019-11-23 22:13:05,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:13:05,515 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009948877] [2019-11-23 22:13:05,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:13:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:13:05,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:13:05,618 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009948877] [2019-11-23 22:13:05,619 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837234155] [2019-11-23 22:13:05,619 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 [2019-11-23 22:13:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:13:05,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-23 22:13:05,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:13:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:13:05,706 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-23 22:13:05,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2019-11-23 22:13:05,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774698278] [2019-11-23 22:13:05,709 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 22:13:05,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:13:05,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 22:13:05,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:13:05,710 INFO L87 Difference]: Start difference. First operand 16 states and 20 transitions. Second operand 5 states. [2019-11-23 22:13:05,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:13:05,746 INFO L93 Difference]: Finished difference Result 41 states and 53 transitions. [2019-11-23 22:13:05,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 22:13:05,747 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-11-23 22:13:05,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:13:05,748 INFO L225 Difference]: With dead ends: 41 [2019-11-23 22:13:05,748 INFO L226 Difference]: Without dead ends: 26 [2019-11-23 22:13:05,749 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:13:05,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2019-11-23 22:13:05,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 18. [2019-11-23 22:13:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2019-11-23 22:13:05,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2019-11-23 22:13:05,755 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 11 [2019-11-23 22:13:05,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:13:05,755 INFO L462 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2019-11-23 22:13:05,755 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 22:13:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2019-11-23 22:13:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-23 22:13:05,756 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:13:05,756 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:13:05,960 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:13:05,961 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:13:05,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:13:05,962 INFO L82 PathProgramCache]: Analyzing trace with hash -1091497122, now seen corresponding path program 2 times [2019-11-23 22:13:05,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:13:05,963 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801224003] [2019-11-23 22:13:05,963 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:13:05,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:13:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:13:06,089 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801224003] [2019-11-23 22:13:06,089 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [927722639] [2019-11-23 22:13:06,089 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 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 [2019-11-23 22:13:06,136 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-23 22:13:06,136 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-23 22:13:06,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-23 22:13:06,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:13:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:13:06,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-23 22:13:06,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2019-11-23 22:13:06,177 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41494941] [2019-11-23 22:13:06,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 22:13:06,177 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:13:06,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 22:13:06,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 22:13:06,178 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand 6 states. [2019-11-23 22:13:06,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:13:06,232 INFO L93 Difference]: Finished difference Result 45 states and 57 transitions. [2019-11-23 22:13:06,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 22:13:06,233 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2019-11-23 22:13:06,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:13:06,234 INFO L225 Difference]: With dead ends: 45 [2019-11-23 22:13:06,234 INFO L226 Difference]: Without dead ends: 28 [2019-11-23 22:13:06,235 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 22:13:06,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2019-11-23 22:13:06,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 20. [2019-11-23 22:13:06,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2019-11-23 22:13:06,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2019-11-23 22:13:06,240 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 24 transitions. Word has length 13 [2019-11-23 22:13:06,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:13:06,240 INFO L462 AbstractCegarLoop]: Abstraction has 20 states and 24 transitions. [2019-11-23 22:13:06,241 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 22:13:06,241 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2019-11-23 22:13:06,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-23 22:13:06,242 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:13:06,242 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 22:13:06,442 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:13:06,443 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:13:06,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:13:06,443 INFO L82 PathProgramCache]: Analyzing trace with hash -903480704, now seen corresponding path program 3 times [2019-11-23 22:13:06,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:13:06,444 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255204040] [2019-11-23 22:13:06,444 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:13:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:13:06,557 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:13:06,557 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255204040] [2019-11-23 22:13:06,558 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614389312] [2019-11-23 22:13:06,558 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 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 [2019-11-23 22:13:06,819 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-11-23 22:13:06,819 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-23 22:13:06,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-23 22:13:06,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:13:06,881 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:13:06,882 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:13:06,882 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:13:06,886 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:13:06,888 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:13:09,271 WARN L192 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 43 DAG size of output: 19 [2019-11-23 22:13:09,284 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-23 22:13:09,285 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 22:13:09,285 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2019-11-23 22:13:09,285 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51499335] [2019-11-23 22:13:09,286 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 22:13:09,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:13:09,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 22:13:09,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-23 22:13:09,289 INFO L87 Difference]: Start difference. First operand 20 states and 24 transitions. Second operand 6 states. [2019-11-23 22:13:11,520 WARN L860 $PredicateComparison]: unable to prove that (and (< (mod c_ULTIMATE.start_main_~v~0 4294967296) 10) (exists ((ULTIMATE.start_main_~v~0 Int)) (let ((.cse1 (mod ULTIMATE.start_main_~v~0 4)) (.cse0 (mod ULTIMATE.start_main_~v~0 4294967296))) (and (<= 0 .cse0) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10) (<= .cse1 2147483647) (= .cse1 c_ULTIMATE.start___VERIFIER_assert_~cond) (<= 10 .cse0))))) is different from true [2019-11-23 22:13:11,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:13:11,523 INFO L93 Difference]: Finished difference Result 28 states and 35 transitions. [2019-11-23 22:13:11,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-23 22:13:11,524 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2019-11-23 22:13:11,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:13:11,524 INFO L225 Difference]: With dead ends: 28 [2019-11-23 22:13:11,524 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 22:13:11,525 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=40, Invalid=95, Unknown=1, NotChecked=20, Total=156 [2019-11-23 22:13:11,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 22:13:11,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 22:13:11,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 22:13:11,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 22:13:11,526 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2019-11-23 22:13:11,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:13:11,526 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 22:13:11,526 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 22:13:11,527 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 22:13:11,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 22:13:11,730 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:13:11,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 22:13:11,986 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 22 [2019-11-23 22:13:12,108 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 22 [2019-11-23 22:13:14,386 WARN L192 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 22 DAG size of output: 22 [2019-11-23 22:13:14,390 INFO L444 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-11-23 22:13:14,390 INFO L440 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: (or (< (mod ULTIMATE.start_main_~v~0 4294967296) 10) (and (exists ((ULTIMATE.start_main_~v~0 Int)) (let ((.cse1 (mod ULTIMATE.start_main_~v~0 4)) (.cse0 (mod ULTIMATE.start_main_~v~0 4294967296))) (and (<= 0 .cse0) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10) (<= .cse1 2147483647) (= .cse1 ULTIMATE.start___VERIFIER_assert_~cond) (<= 10 .cse0)))) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10))) [2019-11-23 22:13:14,390 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 22:13:14,390 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 22:13:14,390 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2019-11-23 22:13:14,391 INFO L447 ceAbstractionStarter]: At program point L24(lines 10 25) the Hoare annotation is: true [2019-11-23 22:13:14,396 INFO L440 ceAbstractionStarter]: At program point L20-2(lines 20 23) the Hoare annotation is: (or (< (mod ULTIMATE.start_main_~v~0 4294967296) 10) (and (exists ((ULTIMATE.start_main_~v~0 Int)) (let ((.cse1 (mod ULTIMATE.start_main_~v~0 4)) (.cse0 (mod ULTIMATE.start_main_~v~0 4294967296))) (and (<= 0 .cse0) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10) (<= .cse1 2147483647) (= .cse1 ULTIMATE.start___VERIFIER_assert_~cond) (<= 10 .cse0)))) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10))) [2019-11-23 22:13:14,396 INFO L444 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2019-11-23 22:13:14,396 INFO L440 ceAbstractionStarter]: At program point L4-2(lines 1 25) the Hoare annotation is: (and (exists ((ULTIMATE.start_main_~v~0 Int)) (let ((.cse1 (mod ULTIMATE.start_main_~v~0 4)) (.cse0 (mod ULTIMATE.start_main_~v~0 4294967296))) (and (<= 0 .cse0) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10) (<= .cse1 2147483647) (= .cse1 ULTIMATE.start___VERIFIER_assert_~cond) (<= 10 .cse0)))) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10) (<= 10 (mod ULTIMATE.start_main_~v~0 4294967296))) [2019-11-23 22:13:14,397 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 22:13:14,397 INFO L444 ceAbstractionStarter]: For program point L21-2(line 21) no Hoare annotation was computed. [2019-11-23 22:13:14,397 INFO L440 ceAbstractionStarter]: At program point L21-3(line 21) the Hoare annotation is: (or (and (<= 0 ULTIMATE.start_main_~v~0) (<= ULTIMATE.start_main_~v~0 0)) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10)) [2019-11-23 22:13:14,397 INFO L444 ceAbstractionStarter]: For program point L21-4(line 21) no Hoare annotation was computed. [2019-11-23 22:13:14,397 INFO L444 ceAbstractionStarter]: For program point L17-2(lines 17 23) no Hoare annotation was computed. [2019-11-23 22:13:14,397 INFO L440 ceAbstractionStarter]: At program point L17-3(lines 17 23) the Hoare annotation is: (or (< (mod ULTIMATE.start_main_~v~0 4294967296) 10) (and (exists ((ULTIMATE.start_main_~v~0 Int)) (let ((.cse1 (mod ULTIMATE.start_main_~v~0 4)) (.cse0 (mod ULTIMATE.start_main_~v~0 4294967296))) (and (<= 0 .cse0) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10) (<= .cse1 2147483647) (= .cse1 ULTIMATE.start___VERIFIER_assert_~cond) (<= 10 .cse0)))) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10))) [2019-11-23 22:13:14,397 INFO L444 ceAbstractionStarter]: For program point L17-4(lines 17 23) no Hoare annotation was computed. [2019-11-23 22:13:14,398 INFO L444 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2019-11-23 22:13:14,398 INFO L444 ceAbstractionStarter]: For program point L18-2(lines 18 23) no Hoare annotation was computed. [2019-11-23 22:13:14,398 INFO L440 ceAbstractionStarter]: At program point L18-3(lines 18 23) the Hoare annotation is: (or (< (mod ULTIMATE.start_main_~v~0 4294967296) 10) (and (exists ((ULTIMATE.start_main_~v~0 Int)) (let ((.cse1 (mod ULTIMATE.start_main_~v~0 4)) (.cse0 (mod ULTIMATE.start_main_~v~0 4294967296))) (and (<= 0 .cse0) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10) (<= .cse1 2147483647) (= .cse1 ULTIMATE.start___VERIFIER_assert_~cond) (<= 10 .cse0)))) (< (mod (+ ULTIMATE.start_main_~v~0 4294967295) 4294967296) 10))) [2019-11-23 22:13:14,405 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,406 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,406 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,407 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,407 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,414 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,414 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,414 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,415 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,415 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,416 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,416 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,416 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,417 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,417 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,417 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,418 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,418 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,418 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,418 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,419 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,419 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,420 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,420 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,420 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,421 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,421 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,421 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,421 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,422 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,423 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,423 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,423 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,423 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,424 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,424 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,424 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,425 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,425 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,425 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,426 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,426 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,426 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,427 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,427 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,427 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,427 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,428 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,428 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,428 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:13:14 BoogieIcfgContainer [2019-11-23 22:13:14,430 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 22:13:14,432 INFO L168 Benchmark]: Toolchain (without parser) took 10197.10 ms. Allocated memory was 145.2 MB in the beginning and 233.8 MB in the end (delta: 88.6 MB). Free memory was 102.9 MB in the beginning and 153.8 MB in the end (delta: -50.9 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:14,433 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-23 22:13:14,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.54 ms. Allocated memory is still 145.2 MB. Free memory was 102.7 MB in the beginning and 93.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:14,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.25 ms. Allocated memory was 145.2 MB in the beginning and 200.3 MB in the end (delta: 55.1 MB). Free memory was 93.0 MB in the beginning and 178.8 MB in the end (delta: -85.8 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:14,436 INFO L168 Benchmark]: Boogie Preprocessor took 21.90 ms. Allocated memory is still 200.3 MB. Free memory was 178.8 MB in the beginning and 177.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:14,437 INFO L168 Benchmark]: RCFGBuilder took 293.61 ms. Allocated memory is still 200.3 MB. Free memory was 177.1 MB in the beginning and 164.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:14,438 INFO L168 Benchmark]: TraceAbstraction took 9414.01 ms. Allocated memory was 200.3 MB in the beginning and 233.8 MB in the end (delta: 33.6 MB). Free memory was 163.9 MB in the beginning and 153.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 43.6 MB. Max. memory is 7.1 GB. [2019-11-23 22:13:14,443 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 339.54 ms. Allocated memory is still 145.2 MB. Free memory was 102.7 MB in the beginning and 93.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 119.25 ms. Allocated memory was 145.2 MB in the beginning and 200.3 MB in the end (delta: 55.1 MB). Free memory was 93.0 MB in the beginning and 178.8 MB in the end (delta: -85.8 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.90 ms. Allocated memory is still 200.3 MB. Free memory was 178.8 MB in the beginning and 177.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 293.61 ms. Allocated memory is still 200.3 MB. Free memory was 177.1 MB in the beginning and 164.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9414.01 ms. Allocated memory was 200.3 MB in the beginning and 233.8 MB in the end (delta: 33.6 MB). Free memory was 163.9 MB in the beginning and 153.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 43.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 18]: Loop Invariant [2019-11-23 22:13:14,458 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,458 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,458 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,459 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,459 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,459 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,459 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,460 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,460 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,460 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] Derived loop invariant: v % 4294967296 < 10 || ((\exists ULTIMATE.start_main_~v~0 : int :: (((0 <= ULTIMATE.start_main_~v~0 % 4294967296 && (ULTIMATE.start_main_~v~0 + 4294967295) % 4294967296 < 10) && ULTIMATE.start_main_~v~0 % 4 <= 2147483647) && ULTIMATE.start_main_~v~0 % 4 == cond) && 10 <= ULTIMATE.start_main_~v~0 % 4294967296) && (v + 4294967295) % 4294967296 < 10) - InvariantResult [Line: 19]: Loop Invariant [2019-11-23 22:13:14,461 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,461 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,461 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,461 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,461 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,462 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,462 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,462 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,462 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,462 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] Derived loop invariant: v % 4294967296 < 10 || ((\exists ULTIMATE.start_main_~v~0 : int :: (((0 <= ULTIMATE.start_main_~v~0 % 4294967296 && (ULTIMATE.start_main_~v~0 + 4294967295) % 4294967296 < 10) && ULTIMATE.start_main_~v~0 % 4 <= 2147483647) && ULTIMATE.start_main_~v~0 % 4 == cond) && 10 <= ULTIMATE.start_main_~v~0 % 4294967296) && (v + 4294967295) % 4294967296 < 10) - InvariantResult [Line: 1]: Loop Invariant [2019-11-23 22:13:14,463 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,463 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,464 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,464 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,464 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,464 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,465 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,465 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,465 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,465 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] Derived loop invariant: ((\exists ULTIMATE.start_main_~v~0 : int :: (((0 <= ULTIMATE.start_main_~v~0 % 4294967296 && (ULTIMATE.start_main_~v~0 + 4294967295) % 4294967296 < 10) && ULTIMATE.start_main_~v~0 % 4 <= 2147483647) && ULTIMATE.start_main_~v~0 % 4 == cond) && 10 <= ULTIMATE.start_main_~v~0 % 4294967296) && (v + 4294967295) % 4294967296 < 10) && 10 <= v % 4294967296 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: (0 <= v && v <= 0) || (v + 4294967295) % 4294967296 < 10 - InvariantResult [Line: 20]: Loop Invariant [2019-11-23 22:13:14,471 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] Derived loop invariant: v % 4294967296 < 10 || ((\exists ULTIMATE.start_main_~v~0 : int :: (((0 <= ULTIMATE.start_main_~v~0 % 4294967296 && (ULTIMATE.start_main_~v~0 + 4294967295) % 4294967296 < 10) && ULTIMATE.start_main_~v~0 % 4 <= 2147483647) && ULTIMATE.start_main_~v~0 % 4 == cond) && 10 <= ULTIMATE.start_main_~v~0 % 4294967296) && (v + 4294967295) % 4294967296 < 10) - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant [2019-11-23 22:13:14,474 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,474 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,474 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,475 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,475 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,475 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,475 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,476 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,476 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] [2019-11-23 22:13:14,476 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~v~0,QUANTIFIED] Derived loop invariant: v % 4294967296 < 10 || ((\exists ULTIMATE.start_main_~v~0 : int :: (((0 <= ULTIMATE.start_main_~v~0 % 4294967296 && (ULTIMATE.start_main_~v~0 + 4294967295) % 4294967296 < 10) && ULTIMATE.start_main_~v~0 % 4 <= 2147483647) && ULTIMATE.start_main_~v~0 % 4 == cond) && 10 <= ULTIMATE.start_main_~v~0 % 4294967296) && (v + 4294967295) % 4294967296 < 10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 19 locations, 1 error locations. Result: SAFE, OverallTime: 9.2s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.6s, HoareTripleCheckerStatistics: 77 SDtfs, 86 SDslu, 130 SDs, 0 SdLazy, 76 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 37 SyntacticMatches, 6 SemanticMatches, 19 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 24 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 23 NumberOfFragments, 230 HoareAnnotationTreeSize, 7 FomulaSimplifications, 69 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 25 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 87 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 80 ConstructedInterpolants, 1 QuantifiedInterpolants, 3504 SizeOfPredicates, 5 NumberOfNonLiveVariables, 111 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 9/28 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...