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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label47.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-09 18:30:26,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-09 18:30:26,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-09 18:30:26,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-09 18:30:26,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-09 18:30:26,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-09 18:30:26,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-09 18:30:26,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-09 18:30:26,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-09 18:30:26,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-09 18:30:26,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-09 18:30:26,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-09 18:30:26,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-09 18:30:26,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-09 18:30:26,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-09 18:30:26,304 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-09 18:30:26,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-09 18:30:26,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-09 18:30:26,320 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-09 18:30:26,320 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-09 18:30:26,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-09 18:30:26,321 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-09 18:30:26,321 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-09 18:30:26,321 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-09 18:30:26,321 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-09 18:30:26,321 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-09 18:30:26,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-09 18:30:26,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-09 18:30:26,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-09 18:30:26,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-09 18:30:26,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-09 18:30:26,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-09 18:30:26,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-09 18:30:26,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-09 18:30:26,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-09 18:30:26,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-09 18:30:26,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-09 18:30:26,324 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-09 18:30:26,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-09 18:30:26,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-09 18:30:26,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-09 18:30:26,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-09 18:30:26,325 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-09 18:30:26,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-09 18:30:26,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-09 18:30:26,326 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-09 18:30:26,354 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-09 18:30:26,366 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-09 18:30:26,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-09 18:30:26,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-09 18:30:26,371 INFO L275 PluginConnector]: CDTParser initialized [2019-09-09 18:30:26,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label47.c [2019-09-09 18:30:26,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54381b3a4/29dbed26a47e4535a3c13d965924a61c/FLAG4467ad830 [2019-09-09 18:30:26,979 INFO L306 CDTParser]: Found 1 translation units. [2019-09-09 18:30:26,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label47.c [2019-09-09 18:30:26,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54381b3a4/29dbed26a47e4535a3c13d965924a61c/FLAG4467ad830 [2019-09-09 18:30:27,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54381b3a4/29dbed26a47e4535a3c13d965924a61c [2019-09-09 18:30:27,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-09 18:30:27,272 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-09 18:30:27,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-09 18:30:27,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-09 18:30:27,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-09 18:30:27,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.09 06:30:27" (1/1) ... [2019-09-09 18:30:27,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67166b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:27, skipping insertion in model container [2019-09-09 18:30:27,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.09 06:30:27" (1/1) ... [2019-09-09 18:30:27,290 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-09 18:30:27,359 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-09 18:30:27,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-09 18:30:27,949 INFO L188 MainTranslator]: Completed pre-run [2019-09-09 18:30:28,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-09 18:30:28,135 INFO L192 MainTranslator]: Completed translation [2019-09-09 18:30:28,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:28 WrapperNode [2019-09-09 18:30:28,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-09 18:30:28,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-09 18:30:28,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-09 18:30:28,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-09 18:30:28,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:28" (1/1) ... [2019-09-09 18:30:28,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:28" (1/1) ... [2019-09-09 18:30:28,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:28" (1/1) ... [2019-09-09 18:30:28,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:28" (1/1) ... [2019-09-09 18:30:28,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:28" (1/1) ... [2019-09-09 18:30:28,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:28" (1/1) ... [2019-09-09 18:30:28,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:28" (1/1) ... [2019-09-09 18:30:28,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-09 18:30:28,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-09 18:30:28,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-09 18:30:28,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-09 18:30:28,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:28" (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 [2019-09-09 18:30:28,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-09 18:30:28,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-09 18:30:28,386 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-09 18:30:28,386 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-09 18:30:28,387 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-09 18:30:28,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-09 18:30:28,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-09 18:30:28,387 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-09 18:30:28,387 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-09 18:30:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-09 18:30:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-09 18:30:29,812 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-09 18:30:29,815 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-09 18:30:29,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.09 06:30:29 BoogieIcfgContainer [2019-09-09 18:30:29,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-09 18:30:29,818 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-09 18:30:29,820 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-09 18:30:29,823 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-09 18:30:29,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.09 06:30:27" (1/3) ... [2019-09-09 18:30:29,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@335f747c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.09 06:30:29, skipping insertion in model container [2019-09-09 18:30:29,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 06:30:28" (2/3) ... [2019-09-09 18:30:29,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@335f747c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.09 06:30:29, skipping insertion in model container [2019-09-09 18:30:29,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.09 06:30:29" (3/3) ... [2019-09-09 18:30:29,834 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label47.c [2019-09-09 18:30:29,848 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-09 18:30:29,856 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-09 18:30:29,873 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-09 18:30:29,904 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-09 18:30:29,905 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-09 18:30:29,905 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-09 18:30:29,905 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-09 18:30:29,906 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-09 18:30:29,906 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-09 18:30:29,906 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-09 18:30:29,906 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-09 18:30:29,939 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2019-09-09 18:30:29,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-09-09 18:30:29,954 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 18:30:29,955 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 18:30:29,957 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 18:30:29,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 18:30:29,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1824869262, now seen corresponding path program 1 times [2019-09-09 18:30:29,968 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 18:30:30,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 18:30:30,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 18:30:30,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 18:30:30,011 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 18:30:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 18:30:30,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-09 18:30:30,277 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 18:30:30,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-09 18:30:30,277 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-09 18:30:30,284 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-09 18:30:30,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-09 18:30:30,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 18:30:30,303 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 3 states. [2019-09-09 18:30:31,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 18:30:31,517 INFO L93 Difference]: Finished difference Result 440 states and 711 transitions. [2019-09-09 18:30:31,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-09 18:30:31,519 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-09-09 18:30:31,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 18:30:31,537 INFO L225 Difference]: With dead ends: 440 [2019-09-09 18:30:31,538 INFO L226 Difference]: Without dead ends: 372 [2019-09-09 18:30:31,540 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 18:30:31,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2019-09-09 18:30:31,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2019-09-09 18:30:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2019-09-09 18:30:31,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 602 transitions. [2019-09-09 18:30:31,632 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 602 transitions. Word has length 39 [2019-09-09 18:30:31,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 18:30:31,632 INFO L475 AbstractCegarLoop]: Abstraction has 372 states and 602 transitions. [2019-09-09 18:30:31,632 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-09 18:30:31,633 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 602 transitions. [2019-09-09 18:30:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-09-09 18:30:31,638 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 18:30:31,639 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 18:30:31,639 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 18:30:31,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 18:30:31,640 INFO L82 PathProgramCache]: Analyzing trace with hash 686981166, now seen corresponding path program 1 times [2019-09-09 18:30:31,640 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 18:30:31,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 18:30:31,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 18:30:31,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 18:30:31,642 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 18:30:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 18:30:31,913 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-09 18:30:31,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 18:30:31,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-09 18:30:31,914 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-09 18:30:31,916 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-09 18:30:31,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-09 18:30:31,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-09 18:30:31,917 INFO L87 Difference]: Start difference. First operand 372 states and 602 transitions. Second operand 6 states. [2019-09-09 18:30:33,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 18:30:33,200 INFO L93 Difference]: Finished difference Result 570 states and 828 transitions. [2019-09-09 18:30:33,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-09 18:30:33,204 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2019-09-09 18:30:33,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 18:30:33,208 INFO L225 Difference]: With dead ends: 570 [2019-09-09 18:30:33,209 INFO L226 Difference]: Without dead ends: 570 [2019-09-09 18:30:33,210 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-09-09 18:30:33,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2019-09-09 18:30:33,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 562. [2019-09-09 18:30:33,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 562 states. [2019-09-09 18:30:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 814 transitions. [2019-09-09 18:30:33,245 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 814 transitions. Word has length 125 [2019-09-09 18:30:33,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 18:30:33,246 INFO L475 AbstractCegarLoop]: Abstraction has 562 states and 814 transitions. [2019-09-09 18:30:33,246 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-09 18:30:33,246 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 814 transitions. [2019-09-09 18:30:33,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-09-09 18:30:33,250 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 18:30:33,250 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 18:30:33,250 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 18:30:33,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 18:30:33,251 INFO L82 PathProgramCache]: Analyzing trace with hash 1152023485, now seen corresponding path program 1 times [2019-09-09 18:30:33,251 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 18:30:33,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 18:30:33,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 18:30:33,253 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 18:30:33,253 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 18:30:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 18:30:33,439 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-09 18:30:33,439 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 18:30:33,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-09 18:30:33,439 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-09 18:30:33,440 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-09 18:30:33,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-09 18:30:33,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-09 18:30:33,441 INFO L87 Difference]: Start difference. First operand 562 states and 814 transitions. Second operand 4 states. [2019-09-09 18:30:34,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 18:30:34,913 INFO L93 Difference]: Finished difference Result 1664 states and 2287 transitions. [2019-09-09 18:30:34,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-09 18:30:34,913 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 134 [2019-09-09 18:30:34,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 18:30:34,924 INFO L225 Difference]: With dead ends: 1664 [2019-09-09 18:30:34,924 INFO L226 Difference]: Without dead ends: 1664 [2019-09-09 18:30:34,925 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-09 18:30:34,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1664 states. [2019-09-09 18:30:34,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1664 to 1664. [2019-09-09 18:30:34,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1664 states. [2019-09-09 18:30:34,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1664 states and 2287 transitions. [2019-09-09 18:30:34,998 INFO L78 Accepts]: Start accepts. Automaton has 1664 states and 2287 transitions. Word has length 134 [2019-09-09 18:30:34,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 18:30:34,999 INFO L475 AbstractCegarLoop]: Abstraction has 1664 states and 2287 transitions. [2019-09-09 18:30:34,999 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-09 18:30:34,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 2287 transitions. [2019-09-09 18:30:35,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-09-09 18:30:35,012 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 18:30:35,012 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 18:30:35,012 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 18:30:35,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 18:30:35,013 INFO L82 PathProgramCache]: Analyzing trace with hash 2008848013, now seen corresponding path program 1 times [2019-09-09 18:30:35,013 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 18:30:35,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 18:30:35,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 18:30:35,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 18:30:35,014 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 18:30:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 18:30:35,230 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-09-09 18:30:35,230 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 18:30:35,230 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-09 18:30:35,231 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-09 18:30:35,231 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-09 18:30:35,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-09 18:30:35,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-09 18:30:35,232 INFO L87 Difference]: Start difference. First operand 1664 states and 2287 transitions. Second operand 4 states. [2019-09-09 18:30:36,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 18:30:36,793 INFO L93 Difference]: Finished difference Result 2950 states and 3836 transitions. [2019-09-09 18:30:36,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-09 18:30:36,794 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 262 [2019-09-09 18:30:36,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 18:30:36,795 INFO L225 Difference]: With dead ends: 2950 [2019-09-09 18:30:36,796 INFO L226 Difference]: Without dead ends: 0 [2019-09-09 18:30:36,797 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-09 18:30:36,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-09 18:30:36,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-09 18:30:36,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-09 18:30:36,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-09 18:30:36,798 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 262 [2019-09-09 18:30:36,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 18:30:36,798 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-09 18:30:36,798 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-09 18:30:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-09 18:30:36,799 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-09 18:30:36,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.09 06:30:36 BoogieIcfgContainer [2019-09-09 18:30:36,805 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-09 18:30:36,809 INFO L168 Benchmark]: Toolchain (without parser) took 9535.16 ms. Allocated memory was 134.2 MB in the beginning and 358.6 MB in the end (delta: 224.4 MB). Free memory was 88.0 MB in the beginning and 120.4 MB in the end (delta: -32.4 MB). Peak memory consumption was 192.0 MB. Max. memory is 7.1 GB. [2019-09-09 18:30:36,810 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-09 18:30:36,812 INFO L168 Benchmark]: CACSL2BoogieTranslator took 863.68 ms. Allocated memory was 134.2 MB in the beginning and 202.4 MB in the end (delta: 68.2 MB). Free memory was 88.0 MB in the beginning and 154.7 MB in the end (delta: -66.7 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. [2019-09-09 18:30:36,814 INFO L168 Benchmark]: Boogie Preprocessor took 172.43 ms. Allocated memory is still 202.4 MB. Free memory was 154.7 MB in the beginning and 149.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-09-09 18:30:36,815 INFO L168 Benchmark]: RCFGBuilder took 1503.86 ms. Allocated memory was 202.4 MB in the beginning and 229.1 MB in the end (delta: 26.7 MB). Free memory was 149.1 MB in the beginning and 144.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 76.4 MB. Max. memory is 7.1 GB. [2019-09-09 18:30:36,816 INFO L168 Benchmark]: TraceAbstraction took 6987.63 ms. Allocated memory was 229.1 MB in the beginning and 358.6 MB in the end (delta: 129.5 MB). Free memory was 144.9 MB in the beginning and 120.4 MB in the end (delta: 24.5 MB). Peak memory consumption was 154.0 MB. Max. memory is 7.1 GB. [2019-09-09 18:30:36,827 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 134.2 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 863.68 ms. Allocated memory was 134.2 MB in the beginning and 202.4 MB in the end (delta: 68.2 MB). Free memory was 88.0 MB in the beginning and 154.7 MB in the end (delta: -66.7 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 172.43 ms. Allocated memory is still 202.4 MB. Free memory was 154.7 MB in the beginning and 149.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1503.86 ms. Allocated memory was 202.4 MB in the beginning and 229.1 MB in the end (delta: 26.7 MB). Free memory was 149.1 MB in the beginning and 144.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 76.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6987.63 ms. Allocated memory was 229.1 MB in the beginning and 358.6 MB in the end (delta: 129.5 MB). Free memory was 144.9 MB in the beginning and 120.4 MB in the end (delta: 24.5 MB). Peak memory consumption was 154.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 103]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. SAFE Result, 6.9s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 5.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 429 SDtfs, 1423 SDslu, 102 SDs, 0 SdLazy, 3604 SolverSat, 831 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 10 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1664occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 560 NumberOfCodeBlocks, 560 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 556 ConstructedInterpolants, 0 QuantifiedInterpolants, 170499 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 239/239 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...