/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/sumt7.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 19:50:08,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 19:50:08,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 19:50:08,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-22 19:50:08,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 19:50:08,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 19:50:08,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 19:50:08,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 19:50:08,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 19:50:08,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 19:50:08,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 19:50:08,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 19:50:08,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 19:50:08,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 19:50:08,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 19:50:08,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 19:50:08,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 19:50:08,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 19:50:08,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 19:50:08,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 19:50:08,413 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-08-22 19:50:08,427 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 19:50:08,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 19:50:08,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 19:50:08,430 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 19:50:08,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 19:50:08,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 19:50:08,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 19:50:08,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 19:50:08,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 19:50:08,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 19:50:08,432 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 19:50:08,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 19:50:08,433 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 19:50:08,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 19:50:08,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 19:50:08,434 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-08-22 19:50:08,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 19:50:08,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 19:50:08,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 19:50:08,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 19:50:08,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-08-22 19:50:08,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 19:50:08,435 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-08-22 19:50:08,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 19:50:08,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 19:50:08,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 19:50:08,731 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 19:50:08,734 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 19:50:08,734 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/sumt7.c [2020-08-22 19:50:08,815 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d44ec33ea/4b20c86a7df942f2baf7819c7a03c57e/FLAG46517497f [2020-08-22 19:50:09,268 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 19:50:09,269 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/sumt7.c [2020-08-22 19:50:09,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d44ec33ea/4b20c86a7df942f2baf7819c7a03c57e/FLAG46517497f [2020-08-22 19:50:09,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d44ec33ea/4b20c86a7df942f2baf7819c7a03c57e [2020-08-22 19:50:09,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 19:50:09,627 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 19:50:09,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 19:50:09,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 19:50:09,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 19:50:09,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:50:09" (1/1) ... [2020-08-22 19:50:09,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b37d73c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09, skipping insertion in model container [2020-08-22 19:50:09,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:50:09" (1/1) ... [2020-08-22 19:50:09,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 19:50:09,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 19:50:09,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 19:50:09,834 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 19:50:09,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 19:50:09,866 INFO L208 MainTranslator]: Completed translation [2020-08-22 19:50:09,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09 WrapperNode [2020-08-22 19:50:09,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 19:50:09,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 19:50:09,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 19:50:09,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 19:50:09,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09" (1/1) ... [2020-08-22 19:50:09,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09" (1/1) ... [2020-08-22 19:50:09,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09" (1/1) ... [2020-08-22 19:50:09,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09" (1/1) ... [2020-08-22 19:50:09,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09" (1/1) ... [2020-08-22 19:50:09,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09" (1/1) ... [2020-08-22 19:50:09,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09" (1/1) ... [2020-08-22 19:50:09,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 19:50:09,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 19:50:09,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 19:50:09,991 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 19:50:09,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 19:50:10,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 19:50:10,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 19:50:10,062 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-22 19:50:10,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-08-22 19:50:10,063 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 19:50:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 19:50:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-22 19:50:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-22 19:50:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-08-22 19:50:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 19:50:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 19:50:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 19:50:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 19:50:10,398 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 19:50:10,399 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-22 19:50:10,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:50:10 BoogieIcfgContainer [2020-08-22 19:50:10,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 19:50:10,405 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 19:50:10,405 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 19:50:10,408 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 19:50:10,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 07:50:09" (1/3) ... [2020-08-22 19:50:10,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51270d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 07:50:10, skipping insertion in model container [2020-08-22 19:50:10,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:09" (2/3) ... [2020-08-22 19:50:10,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51270d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 07:50:10, skipping insertion in model container [2020-08-22 19:50:10,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:50:10" (3/3) ... [2020-08-22 19:50:10,412 INFO L109 eAbstractionObserver]: Analyzing ICFG sumt7.c [2020-08-22 19:50:10,424 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 19:50:10,431 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 19:50:10,446 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 19:50:10,470 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 19:50:10,470 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 19:50:10,470 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-08-22 19:50:10,470 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 19:50:10,470 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 19:50:10,471 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 19:50:10,471 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 19:50:10,471 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 19:50:10,488 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states. [2020-08-22 19:50:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-22 19:50:10,500 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 19:50:10,501 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 19:50:10,502 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 19:50:10,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 19:50:10,509 INFO L82 PathProgramCache]: Analyzing trace with hash -740267536, now seen corresponding path program 1 times [2020-08-22 19:50:10,516 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 19:50:10,517 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [743673476] [2020-08-22 19:50:10,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 19:50:10,577 INFO L288 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-08-22 19:50:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 19:50:11,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 19:50:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 19:50:11,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 19:50:11,438 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [743673476] [2020-08-22 19:50:11,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 19:50:11,441 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-08-22 19:50:11,442 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867073598] [2020-08-22 19:50:11,447 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-22 19:50:11,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 19:50:11,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-22 19:50:11,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=182, Unknown=0, NotChecked=0, Total=210 [2020-08-22 19:50:11,466 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 15 states. [2020-08-22 19:50:12,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 19:50:12,874 INFO L93 Difference]: Finished difference Result 135 states and 186 transitions. [2020-08-22 19:50:12,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-22 19:50:12,876 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 26 [2020-08-22 19:50:12,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 19:50:12,883 INFO L225 Difference]: With dead ends: 135 [2020-08-22 19:50:12,884 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 19:50:12,890 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=219, Invalid=903, Unknown=0, NotChecked=0, Total=1122 [2020-08-22 19:50:12,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 19:50:12,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 19:50:12,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 19:50:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 19:50:12,918 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-08-22 19:50:12,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 19:50:12,918 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 19:50:12,918 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-22 19:50:12,919 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 19:50:12,919 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 19:50:12,919 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 19:50:12,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 19:50:13,990 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-08-22 19:50:13,990 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~SIZE~0 |old(~SIZE~0)|) [2020-08-22 19:50:13,991 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-08-22 19:50:13,991 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-08-22 19:50:13,991 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-08-22 19:50:13,991 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 19:50:13,992 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-08-22 19:50:13,992 INFO L268 CegarLoopResult]: For program point L4-3(lines 3 5) no Hoare annotation was computed. [2020-08-22 19:50:13,992 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 3 5) no Hoare annotation was computed. [2020-08-22 19:50:13,992 INFO L268 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-08-22 19:50:13,992 INFO L268 CegarLoopResult]: For program point L4-1(line 4) no Hoare annotation was computed. [2020-08-22 19:50:13,993 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 3 5) no Hoare annotation was computed. [2020-08-22 19:50:13,993 INFO L264 CegarLoopResult]: At program point L31(lines 31 34) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,993 INFO L264 CegarLoopResult]: At program point L31-2(lines 21 34) the Hoare annotation is: (let ((.cse1 (+ main_~l~0 1)) (.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= .cse0 .cse1) (<= .cse1 .cse0))) [2020-08-22 19:50:13,993 INFO L264 CegarLoopResult]: At program point L27(lines 27 34) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,993 INFO L264 CegarLoopResult]: At program point mainEXIT(lines 14 39) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,994 INFO L264 CegarLoopResult]: At program point L23(lines 23 34) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,994 INFO L264 CegarLoopResult]: At program point L19-2(lines 19 37) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,994 INFO L271 CegarLoopResult]: At program point L15(line 15) the Hoare annotation is: true [2020-08-22 19:50:13,994 INFO L264 CegarLoopResult]: At program point L15-1(line 15) the Hoare annotation is: (and (<= main_~i~0 0) (<= 0 main_~i~0)) [2020-08-22 19:50:13,994 INFO L264 CegarLoopResult]: At program point L15-2(line 15) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~k~0))) (and (<= 0 .cse0) (<= main_~i~0 0) (<= 0 main_~i~0) (<= .cse0 0))) [2020-08-22 19:50:13,995 INFO L264 CegarLoopResult]: At program point L15-3(line 15) the Hoare annotation is: (let ((.cse1 (+ main_~i~0 main_~j~0 main_~k~0)) (.cse0 (+ main_~i~0 main_~k~0))) (and (<= 0 .cse0) (<= 0 .cse1) (<= main_~i~0 0) (<= .cse1 0) (<= 0 main_~i~0) (<= .cse0 0))) [2020-08-22 19:50:13,995 INFO L264 CegarLoopResult]: At program point L36(line 36) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,995 INFO L264 CegarLoopResult]: At program point L36-1(lines 19 37) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,995 INFO L264 CegarLoopResult]: At program point L32(line 32) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,996 INFO L264 CegarLoopResult]: At program point L28(line 28) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,996 INFO L264 CegarLoopResult]: At program point L24(line 24) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,996 INFO L264 CegarLoopResult]: At program point L16(line 16) the Hoare annotation is: (let ((.cse1 (+ main_~i~0 main_~j~0 main_~k~0)) (.cse0 (+ main_~i~0 main_~k~0))) (and (<= 0 .cse0) (<= 0 .cse1) (<= main_~i~0 0) (<= .cse1 0) (<= main_~l~0 .cse1) (<= 0 main_~i~0) (<= .cse1 main_~l~0) (<= .cse0 0))) [2020-08-22 19:50:13,996 INFO L264 CegarLoopResult]: At program point L16-1(line 16) the Hoare annotation is: (let ((.cse1 (+ main_~i~0 main_~j~0 main_~k~0)) (.cse2 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0)) (.cse0 (+ main_~i~0 main_~k~0))) (and (<= 0 .cse0) (<= 0 .cse1) (<= main_~i~0 0) (<= .cse1 0) (<= main_~l~0 .cse1) (<= 0 main_~i~0) (<= .cse2 main_~l~0) (<= .cse1 main_~l~0) (<= main_~l~0 .cse2) (<= .cse0 0))) [2020-08-22 19:50:13,997 INFO L264 CegarLoopResult]: At program point L16-2(line 16) the Hoare annotation is: (let ((.cse1 (+ main_~i~0 main_~j~0 main_~k~0)) (.cse3 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0)) (.cse0 (+ main_~i~0 main_~k~0)) (.cse2 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0))) (and (<= 0 .cse0) (<= 0 .cse1) (<= main_~i~0 0) (<= .cse2 main_~l~0) (<= .cse1 0) (<= main_~l~0 .cse1) (<= 0 main_~i~0) (<= .cse3 main_~l~0) (<= .cse1 main_~l~0) (<= main_~l~0 .cse3) (<= .cse0 0) (<= main_~l~0 .cse2))) [2020-08-22 19:50:13,997 INFO L264 CegarLoopResult]: At program point L16-3(line 16) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0)) (.cse3 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0)) (.cse4 (+ main_~i~0 main_~k~0)) (.cse2 (+ main_~i~0 main_~j~0 main_~k~0)) (.cse1 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0))) (and (<= .cse0 main_~l~0) (<= main_~i~0 0) (<= .cse1 main_~l~0) (<= .cse2 0) (<= main_~l~0 .cse0) (<= .cse3 main_~l~0) (<= .cse2 main_~l~0) (<= main_~l~0 .cse3) (<= .cse4 0) (<= 0 .cse4) (<= 0 .cse2) (<= main_~l~0 .cse2) (<= 0 main_~i~0) (<= main_~l~0 .cse1))) [2020-08-22 19:50:13,997 INFO L264 CegarLoopResult]: At program point L29(lines 29 34) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,997 INFO L264 CegarLoopResult]: At program point L25(lines 25 34) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,998 INFO L264 CegarLoopResult]: At program point L21(lines 21 34) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,998 INFO L264 CegarLoopResult]: At program point L17(line 17) the Hoare annotation is: (let ((.cse1 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0)) (.cse4 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0)) (.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0)) (.cse5 (+ main_~i~0 main_~k~0)) (.cse3 (+ main_~i~0 main_~j~0 main_~k~0)) (.cse2 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0))) (and (<= main_~l~0 .cse0) (<= .cse1 main_~l~0) (<= main_~i~0 0) (<= .cse2 main_~l~0) (<= .cse3 0) (<= main_~l~0 .cse1) (<= .cse4 main_~l~0) (<= .cse3 main_~l~0) (<= main_~l~0 .cse4) (<= .cse0 main_~l~0) (<= .cse5 0) (<= 0 .cse5) (<= 0 .cse3) (<= main_~l~0 .cse3) (<= 0 main_~i~0) (<= main_~l~0 .cse2))) [2020-08-22 19:50:13,998 INFO L264 CegarLoopResult]: At program point L17-1(line 17) the Hoare annotation is: (let ((.cse1 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0)) (.cse4 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0)) (.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0)) (.cse5 (+ main_~i~0 main_~k~0)) (.cse3 (+ main_~i~0 main_~j~0 main_~k~0)) (.cse2 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0))) (and (<= main_~l~0 .cse0) (<= .cse1 main_~l~0) (<= main_~i~0 0) (<= .cse2 main_~l~0) (<= .cse3 0) (<= main_~l~0 .cse1) (<= .cse4 main_~l~0) (<= .cse3 main_~l~0) (<= main_~l~0 .cse4) (<= .cse0 main_~l~0) (<= .cse5 0) (<= 0 .cse5) (<= 0 .cse3) (<= main_~l~0 .cse3) (<= 0 main_~i~0) (<= main_~l~0 .cse2))) [2020-08-22 19:50:13,998 INFO L264 CegarLoopResult]: At program point L17-2(line 17) the Hoare annotation is: (let ((.cse1 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0)) (.cse4 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0)) (.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0)) (.cse5 (+ main_~i~0 main_~k~0)) (.cse3 (+ main_~i~0 main_~j~0 main_~k~0)) (.cse2 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0))) (and (<= main_~l~0 .cse0) (<= .cse1 main_~l~0) (<= main_~i~0 0) (<= .cse2 main_~l~0) (<= .cse3 0) (<= main_~l~0 .cse1) (<= .cse4 main_~l~0) (<= .cse3 main_~l~0) (<= main_~l~0 .cse4) (<= .cse0 main_~l~0) (<= .cse5 0) (<= 0 .cse5) (<= 0 .cse3) (<= main_~l~0 .cse3) (<= 0 main_~i~0) (<= main_~l~0 .cse2))) [2020-08-22 19:50:13,999 INFO L264 CegarLoopResult]: At program point mainFINAL(lines 14 39) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,999 INFO L264 CegarLoopResult]: At program point L34(line 34) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,999 INFO L264 CegarLoopResult]: At program point L30(line 30) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:13,999 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 14 39) the Hoare annotation is: true [2020-08-22 19:50:13,999 INFO L264 CegarLoopResult]: At program point L26(line 26) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:14,000 INFO L264 CegarLoopResult]: At program point L22(line 22) the Hoare annotation is: (let ((.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (and (<= main_~l~0 .cse0) (<= .cse0 main_~l~0))) [2020-08-22 19:50:14,000 INFO L264 CegarLoopResult]: At program point L18(line 18) the Hoare annotation is: (let ((.cse1 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0)) (.cse4 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0)) (.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0)) (.cse5 (+ main_~i~0 main_~k~0)) (.cse3 (+ main_~i~0 main_~j~0 main_~k~0)) (.cse2 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0))) (and (<= main_~l~0 .cse0) (<= .cse1 main_~l~0) (<= main_~i~0 0) (<= .cse2 main_~l~0) (<= .cse3 0) (<= main_~l~0 .cse1) (<= .cse4 main_~l~0) (<= .cse3 main_~l~0) (<= main_~l~0 .cse4) (<= .cse0 main_~l~0) (<= .cse5 0) (<= 0 .cse5) (<= 0 .cse3) (<= main_~l~0 .cse3) (<= 0 main_~i~0) (<= main_~l~0 .cse2))) [2020-08-22 19:50:14,000 INFO L264 CegarLoopResult]: At program point L18-1(line 18) the Hoare annotation is: (let ((.cse1 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0)) (.cse4 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0)) (.cse0 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0)) (.cse5 (+ main_~i~0 main_~k~0)) (.cse3 (+ main_~i~0 main_~j~0 main_~k~0)) (.cse2 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0))) (and (<= main_~l~0 .cse0) (<= .cse1 main_~l~0) (<= main_~i~0 0) (<= .cse2 main_~l~0) (<= .cse3 0) (<= main_~l~0 .cse1) (<= .cse4 main_~l~0) (<= .cse3 main_~l~0) (<= main_~l~0 .cse4) (<= .cse0 main_~l~0) (<= .cse5 0) (<= 0 .cse5) (<= 0 .cse3) (<= main_~l~0 .cse3) (<= 0 main_~i~0) (<= main_~l~0 .cse2))) [2020-08-22 19:50:14,000 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 6 11) the Hoare annotation is: true [2020-08-22 19:50:14,001 INFO L264 CegarLoopResult]: At program point __VERIFIER_assertEXIT(lines 6 11) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (not (= __VERIFIER_assert_~cond 0))) [2020-08-22 19:50:14,001 INFO L264 CegarLoopResult]: At program point L8(line 8) the Hoare annotation is: (= |__VERIFIER_assert_#in~cond| 0) [2020-08-22 19:50:14,001 INFO L264 CegarLoopResult]: At program point L7(lines 7 9) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (not (= __VERIFIER_assert_~cond 0))) [2020-08-22 19:50:14,001 INFO L264 CegarLoopResult]: At program point L7-2(lines 6 11) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (not (= __VERIFIER_assert_~cond 0))) [2020-08-22 19:50:14,001 INFO L264 CegarLoopResult]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) the Hoare annotation is: (= |__VERIFIER_assert_#in~cond| 0) [2020-08-22 19:50:14,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 07:50:14 BoogieIcfgContainer [2020-08-22 19:50:14,023 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 19:50:14,026 INFO L168 Benchmark]: Toolchain (without parser) took 4398.89 ms. Allocated memory was 139.5 MB in the beginning and 245.4 MB in the end (delta: 105.9 MB). Free memory was 102.5 MB in the beginning and 154.7 MB in the end (delta: -52.3 MB). Peak memory consumption was 109.8 MB. Max. memory is 7.1 GB. [2020-08-22 19:50:14,027 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 139.5 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-08-22 19:50:14,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 239.56 ms. Allocated memory is still 139.5 MB. Free memory was 102.2 MB in the beginning and 92.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2020-08-22 19:50:14,029 INFO L168 Benchmark]: Boogie Preprocessor took 122.81 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 92.2 MB in the beginning and 182.0 MB in the end (delta: -89.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2020-08-22 19:50:14,030 INFO L168 Benchmark]: RCFGBuilder took 412.60 ms. Allocated memory is still 203.4 MB. Free memory was 182.0 MB in the beginning and 165.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2020-08-22 19:50:14,032 INFO L168 Benchmark]: TraceAbstraction took 3618.53 ms. Allocated memory was 203.4 MB in the beginning and 245.4 MB in the end (delta: 41.9 MB). Free memory was 165.3 MB in the beginning and 154.7 MB in the end (delta: 10.6 MB). Peak memory consumption was 108.6 MB. Max. memory is 7.1 GB. [2020-08-22 19:50:14,036 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 139.5 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 239.56 ms. Allocated memory is still 139.5 MB. Free memory was 102.2 MB in the beginning and 92.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.81 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 92.2 MB in the beginning and 182.0 MB in the end (delta: -89.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 412.60 ms. Allocated memory is still 203.4 MB. Free memory was 182.0 MB in the beginning and 165.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3618.53 ms. Allocated memory was 203.4 MB in the beginning and 245.4 MB in the end (delta: 41.9 MB). Free memory was 165.3 MB in the beginning and 154.7 MB in the end (delta: 10.6 MB). Peak memory consumption was 108.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 8]: 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: 19]: Loop Invariant Derived loop invariant: l <= i + j + k + v1 + v2 + v3 + v4 && i + j + k + v1 + v2 + v3 + v4 <= l - ProcedureContractResult [Line: 14]: Procedure Contract for main Derived contract for procedure main: l <= i + j + k + v1 + v2 + v3 + v4 && i + j + k + v1 + v2 + v3 + v4 <= l - ProcedureContractResult [Line: 6]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: \old(cond) == 0 || !(cond == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 24 SDtfs, 288 SDslu, 98 SDs, 0 SdLazy, 495 SolverSat, 91 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=46occurred in iteration=0, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 70 PreInvPairs, 163 NumberOfFragments, 1299 HoareAnnotationTreeSize, 70 FomulaSimplifications, 3089 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 46 FomulaSimplificationsInter, 132 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...