/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/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec0_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:50:34,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:50:34,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:50:34,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 04:50:34,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 04:50:34,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 04:50:34,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 04:50:34,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 04:50:34,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 04:50:34,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 04:50:34,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 04:50:34,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 04:50:34,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 04:50:34,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 04:50:34,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 04:50:34,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 04:50:34,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 04:50:34,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 04:50:34,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 04:50:34,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 04:50:34,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 04:50:34,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 04:50:34,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 04:50:34,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 04:50:34,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 04:50:34,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 04:50:34,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 04:50:34,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 04:50:34,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 04:50:34,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 04:50:34,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 04:50:34,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 04:50:34,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 04:50:34,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 04:50:34,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 04:50:34,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 04:50:34,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 04:50:34,368 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:50:34,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:50:34,370 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:50:34,370 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:50:34,370 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:50:34,370 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:50:34,370 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:50:34,371 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:50:34,371 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:50:34,371 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:50:34,371 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:50:34,371 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:50:34,372 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:50:34,373 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:50:34,373 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:50:34,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:50:34,374 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:50:34,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:50:34,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:50:34,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:50:34,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:50:34,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:50:34,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:50:34,376 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:50:34,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:50:34,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:50:34,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:50:34,377 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:50:34,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:50:34,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:50:34,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:50:34,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:50:34,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:50:34,380 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:50:34,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:50:34,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:50:34,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:50:34,382 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:50:34,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:50:34,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:50:34,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:50:34,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:50:34,675 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:50:34,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product40.cil.c [2019-11-24 04:50:34,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b973c1a/01699f4dd0574d4e8a95045fce4a86cf/FLAGb6e6207e8 [2019-11-24 04:50:35,345 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:50:35,346 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product40.cil.c [2019-11-24 04:50:35,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b973c1a/01699f4dd0574d4e8a95045fce4a86cf/FLAGb6e6207e8 [2019-11-24 04:50:35,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b973c1a/01699f4dd0574d4e8a95045fce4a86cf [2019-11-24 04:50:35,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:50:35,597 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:50:35,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:50:35,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:50:35,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:50:35,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:50:35" (1/1) ... [2019-11-24 04:50:35,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9375a63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:35, skipping insertion in model container [2019-11-24 04:50:35,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:50:35" (1/1) ... [2019-11-24 04:50:35,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:50:35,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:50:36,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:50:36,508 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:50:36,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:50:36,720 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:50:36,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36 WrapperNode [2019-11-24 04:50:36,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:50:36,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:50:36,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:50:36,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:50:36,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (1/1) ... [2019-11-24 04:50:36,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (1/1) ... [2019-11-24 04:50:36,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:50:36,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:50:36,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:50:36,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:50:36,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (1/1) ... [2019-11-24 04:50:36,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (1/1) ... [2019-11-24 04:50:36,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (1/1) ... [2019-11-24 04:50:36,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (1/1) ... [2019-11-24 04:50:37,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (1/1) ... [2019-11-24 04:50:37,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (1/1) ... [2019-11-24 04:50:37,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (1/1) ... [2019-11-24 04:50:37,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:50:37,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:50:37,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:50:37,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:50:37,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (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 [2019-11-24 04:50:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 04:50:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 04:50:37,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 04:50:37,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:50:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:50:46,434 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:50:46,434 INFO L284 CfgBuilder]: Removed 497 assume(true) statements. [2019-11-24 04:50:46,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:50:46 BoogieIcfgContainer [2019-11-24 04:50:46,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:50:46,437 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:50:46,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:50:46,440 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:50:46,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:50:35" (1/3) ... [2019-11-24 04:50:46,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a27a9d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:50:46, skipping insertion in model container [2019-11-24 04:50:46,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:36" (2/3) ... [2019-11-24 04:50:46,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a27a9d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:50:46, skipping insertion in model container [2019-11-24 04:50:46,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:50:46" (3/3) ... [2019-11-24 04:50:46,445 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product40.cil.c [2019-11-24 04:50:46,454 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:50:46,463 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-24 04:50:46,475 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-24 04:50:46,505 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:50:46,506 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:50:46,506 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:50:46,506 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:50:46,506 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:50:46,507 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:50:46,507 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:50:46,507 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:50:46,544 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states. [2019-11-24 04:50:46,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 04:50:46,558 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:50:46,559 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:50:46,560 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:50:46,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:50:46,570 INFO L82 PathProgramCache]: Analyzing trace with hash -161427387, now seen corresponding path program 1 times [2019-11-24 04:50:46,587 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:50:46,588 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424183633] [2019-11-24 04:50:46,588 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:50:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:50:47,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:50:47,137 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424183633] [2019-11-24 04:50:47,139 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:50:47,139 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 04:50:47,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419919522] [2019-11-24 04:50:47,147 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 04:50:47,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:50:47,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 04:50:47,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:50:47,176 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 2 states. [2019-11-24 04:50:47,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:50:47,226 INFO L93 Difference]: Finished difference Result 104 states and 157 transitions. [2019-11-24 04:50:47,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 04:50:47,229 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-11-24 04:50:47,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:50:47,253 INFO L225 Difference]: With dead ends: 104 [2019-11-24 04:50:47,253 INFO L226 Difference]: Without dead ends: 61 [2019-11-24 04:50:47,260 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:50:47,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2019-11-24 04:50:47,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2019-11-24 04:50:47,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2019-11-24 04:50:47,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 88 transitions. [2019-11-24 04:50:47,459 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 88 transitions. Word has length 8 [2019-11-24 04:50:47,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:50:47,460 INFO L462 AbstractCegarLoop]: Abstraction has 61 states and 88 transitions. [2019-11-24 04:50:47,460 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 04:50:47,460 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2019-11-24 04:50:47,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-24 04:50:47,462 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:50:47,462 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:50:47,463 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:50:47,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:50:47,464 INFO L82 PathProgramCache]: Analyzing trace with hash 1156736835, now seen corresponding path program 1 times [2019-11-24 04:50:47,464 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:50:47,465 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938530609] [2019-11-24 04:50:47,465 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:50:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:50:47,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:50:47,715 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938530609] [2019-11-24 04:50:47,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:50:47,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:50:47,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030585458] [2019-11-24 04:50:47,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:50:47,718 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:50:47,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:50:47,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:50:47,719 INFO L87 Difference]: Start difference. First operand 61 states and 88 transitions. Second operand 3 states. [2019-11-24 04:50:47,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:50:47,744 INFO L93 Difference]: Finished difference Result 98 states and 130 transitions. [2019-11-24 04:50:47,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:50:47,745 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-24 04:50:47,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:50:47,746 INFO L225 Difference]: With dead ends: 98 [2019-11-24 04:50:47,747 INFO L226 Difference]: Without dead ends: 63 [2019-11-24 04:50:47,748 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:50:47,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2019-11-24 04:50:47,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2019-11-24 04:50:47,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-11-24 04:50:47,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions. [2019-11-24 04:50:47,758 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 9 [2019-11-24 04:50:47,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:50:47,758 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 90 transitions. [2019-11-24 04:50:47,759 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:50:47,759 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2019-11-24 04:50:47,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-24 04:50:47,760 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:50:47,760 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:50:47,761 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:50:47,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:50:47,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1632061909, now seen corresponding path program 1 times [2019-11-24 04:50:47,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:50:47,762 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325163461] [2019-11-24 04:50:47,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:50:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:50:48,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-24 04:50:48,003 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325163461] [2019-11-24 04:50:48,004 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:50:48,004 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:50:48,004 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919549599] [2019-11-24 04:50:48,004 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:50:48,005 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:50:48,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:50:48,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:50:48,006 INFO L87 Difference]: Start difference. First operand 63 states and 90 transitions. Second operand 3 states. [2019-11-24 04:50:48,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:50:48,051 INFO L93 Difference]: Finished difference Result 72 states and 102 transitions. [2019-11-24 04:50:48,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:50:48,052 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-24 04:50:48,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:50:48,052 INFO L225 Difference]: With dead ends: 72 [2019-11-24 04:50:48,052 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 04:50:48,054 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:50:48,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 04:50:48,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 04:50:48,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 04:50:48,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 04:50:48,055 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-24 04:50:48,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:50:48,056 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 04:50:48,056 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:50:48,056 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 04:50:48,056 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 04:50:48,064 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 04:50:48,175 INFO L447 ceAbstractionStarter]: At program point L1954(lines 1954 1961) the Hoare annotation is: true [2019-11-24 04:50:48,176 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,176 INFO L447 ceAbstractionStarter]: At program point L1963(lines 1950 1994) the Hoare annotation is: true [2019-11-24 04:50:48,176 INFO L444 ceAbstractionStarter]: For program point L1831(lines 1830 2003) no Hoare annotation was computed. [2019-11-24 04:50:48,177 INFO L447 ceAbstractionStarter]: At program point L1968(lines 1968 1975) the Hoare annotation is: true [2019-11-24 04:50:48,177 INFO L444 ceAbstractionStarter]: For program point L1838(lines 1838 2002) no Hoare annotation was computed. [2019-11-24 04:50:48,177 INFO L444 ceAbstractionStarter]: For program point L387(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,177 INFO L444 ceAbstractionStarter]: For program point L387-1(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,177 INFO L444 ceAbstractionStarter]: For program point L387-2(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,178 INFO L444 ceAbstractionStarter]: For program point L387-3(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,178 INFO L444 ceAbstractionStarter]: For program point L387-4(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,178 INFO L444 ceAbstractionStarter]: For program point L387-5(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,178 INFO L440 ceAbstractionStarter]: At program point L388(lines 1772 1789) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~13) [2019-11-24 04:50:48,179 INFO L440 ceAbstractionStarter]: At program point L388-1(lines 1772 1789) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~13) [2019-11-24 04:50:48,179 INFO L440 ceAbstractionStarter]: At program point L388-2(lines 1772 1789) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~13) [2019-11-24 04:50:48,179 INFO L440 ceAbstractionStarter]: At program point L388-3(lines 1772 1789) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~13) [2019-11-24 04:50:48,179 INFO L447 ceAbstractionStarter]: At program point L388-4(lines 1772 1789) the Hoare annotation is: true [2019-11-24 04:50:48,180 INFO L447 ceAbstractionStarter]: At program point L388-5(lines 1772 1789) the Hoare annotation is: true [2019-11-24 04:50:48,180 INFO L447 ceAbstractionStarter]: At program point L1842(lines 1842 1849) the Hoare annotation is: true [2019-11-24 04:50:48,180 INFO L447 ceAbstractionStarter]: At program point L1977(lines 1964 1993) the Hoare annotation is: true [2019-11-24 04:50:48,180 INFO L447 ceAbstractionStarter]: At program point L525(lines 525 532) the Hoare annotation is: true [2019-11-24 04:50:48,181 INFO L447 ceAbstractionStarter]: At program point L525-1(lines 428 439) the Hoare annotation is: true [2019-11-24 04:50:48,181 INFO L447 ceAbstractionStarter]: At program point L525-2(lines 525 532) the Hoare annotation is: true [2019-11-24 04:50:48,181 INFO L447 ceAbstractionStarter]: At program point L525-4(lines 525 532) the Hoare annotation is: true [2019-11-24 04:50:48,181 INFO L447 ceAbstractionStarter]: At program point L525-5(lines 551 563) the Hoare annotation is: true [2019-11-24 04:50:48,182 INFO L447 ceAbstractionStarter]: At program point L525-6(lines 525 532) the Hoare annotation is: true [2019-11-24 04:50:48,182 INFO L447 ceAbstractionStarter]: At program point L525-7(lines 428 439) the Hoare annotation is: true [2019-11-24 04:50:48,182 INFO L447 ceAbstractionStarter]: At program point L525-8(lines 525 532) the Hoare annotation is: true [2019-11-24 04:50:48,183 INFO L447 ceAbstractionStarter]: At program point L525-10(lines 525 532) the Hoare annotation is: true [2019-11-24 04:50:48,183 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,183 INFO L447 ceAbstractionStarter]: At program point L1982(lines 1982 1989) the Hoare annotation is: true [2019-11-24 04:50:48,183 INFO L447 ceAbstractionStarter]: At program point L1982-1(lines 1830 2003) the Hoare annotation is: true [2019-11-24 04:50:48,184 INFO L447 ceAbstractionStarter]: At program point L1851(lines 1838 2002) the Hoare annotation is: true [2019-11-24 04:50:48,184 INFO L447 ceAbstractionStarter]: At program point L1856(lines 1856 1863) the Hoare annotation is: true [2019-11-24 04:50:48,184 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,185 INFO L447 ceAbstractionStarter]: At program point L1865(lines 1852 2001) the Hoare annotation is: true [2019-11-24 04:50:48,185 INFO L447 ceAbstractionStarter]: At program point L1870(lines 1870 1877) the Hoare annotation is: true [2019-11-24 04:50:48,186 INFO L447 ceAbstractionStarter]: At program point L2004(lines 1829 2005) the Hoare annotation is: true [2019-11-24 04:50:48,186 INFO L447 ceAbstractionStarter]: At program point L1879(lines 1866 2000) the Hoare annotation is: true [2019-11-24 04:50:48,186 INFO L447 ceAbstractionStarter]: At program point L1884(lines 1884 1891) the Hoare annotation is: true [2019-11-24 04:50:48,186 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,187 INFO L447 ceAbstractionStarter]: At program point L170(lines 170 178) the Hoare annotation is: true [2019-11-24 04:50:48,187 INFO L447 ceAbstractionStarter]: At program point L1893(lines 1880 1999) the Hoare annotation is: true [2019-11-24 04:50:48,187 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,187 INFO L447 ceAbstractionStarter]: At program point L1898(lines 1898 1905) the Hoare annotation is: true [2019-11-24 04:50:48,188 INFO L447 ceAbstractionStarter]: At program point L1907(lines 1894 1998) the Hoare annotation is: true [2019-11-24 04:50:48,188 INFO L447 ceAbstractionStarter]: At program point L454(lines 454 473) the Hoare annotation is: true [2019-11-24 04:50:48,188 INFO L447 ceAbstractionStarter]: At program point L454-1(lines 454 473) the Hoare annotation is: true [2019-11-24 04:50:48,188 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 04:50:48,189 INFO L447 ceAbstractionStarter]: At program point L1912(lines 1912 1919) the Hoare annotation is: true [2019-11-24 04:50:48,189 INFO L444 ceAbstractionStarter]: For program point L1780(lines 1780 1786) no Hoare annotation was computed. [2019-11-24 04:50:48,189 INFO L444 ceAbstractionStarter]: For program point L1780-2(lines 1780 1786) no Hoare annotation was computed. [2019-11-24 04:50:48,189 INFO L444 ceAbstractionStarter]: For program point L1780-4(lines 1780 1786) no Hoare annotation was computed. [2019-11-24 04:50:48,189 INFO L444 ceAbstractionStarter]: For program point L1780-6(lines 1780 1786) no Hoare annotation was computed. [2019-11-24 04:50:48,190 INFO L444 ceAbstractionStarter]: For program point L1780-8(lines 1780 1786) no Hoare annotation was computed. [2019-11-24 04:50:48,190 INFO L444 ceAbstractionStarter]: For program point L1780-10(lines 1780 1786) no Hoare annotation was computed. [2019-11-24 04:50:48,190 INFO L447 ceAbstractionStarter]: At program point L1921(lines 1908 1997) the Hoare annotation is: true [2019-11-24 04:50:48,190 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 387) no Hoare annotation was computed. [2019-11-24 04:50:48,191 INFO L447 ceAbstractionStarter]: At program point L1926(lines 1926 1933) the Hoare annotation is: true [2019-11-24 04:50:48,191 INFO L447 ceAbstractionStarter]: At program point L1935(lines 1922 1996) the Hoare annotation is: true [2019-11-24 04:50:48,191 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 04:50:48,191 INFO L447 ceAbstractionStarter]: At program point L1940(lines 1940 1947) the Hoare annotation is: true [2019-11-24 04:50:48,192 INFO L447 ceAbstractionStarter]: At program point L226(lines 226 233) the Hoare annotation is: true [2019-11-24 04:50:48,192 INFO L447 ceAbstractionStarter]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2019-11-24 04:50:48,192 INFO L447 ceAbstractionStarter]: At program point L1949(lines 1936 1995) the Hoare annotation is: true [2019-11-24 04:50:48,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 04:50:48 BoogieIcfgContainer [2019-11-24 04:50:48,220 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 04:50:48,226 INFO L168 Benchmark]: Toolchain (without parser) took 12625.51 ms. Allocated memory was 138.9 MB in the beginning and 418.4 MB in the end (delta: 279.4 MB). Free memory was 99.4 MB in the beginning and 267.7 MB in the end (delta: -168.3 MB). Peak memory consumption was 111.1 MB. Max. memory is 7.1 GB. [2019-11-24 04:50:48,228 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 04:50:48,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1124.44 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 99.2 MB in the beginning and 142.1 MB in the end (delta: -42.9 MB). Peak memory consumption was 34.1 MB. Max. memory is 7.1 GB. [2019-11-24 04:50:48,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.56 ms. Allocated memory is still 203.9 MB. Free memory was 142.1 MB in the beginning and 128.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2019-11-24 04:50:48,235 INFO L168 Benchmark]: Boogie Preprocessor took 172.80 ms. Allocated memory is still 203.9 MB. Free memory was 128.3 MB in the beginning and 118.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-11-24 04:50:48,244 INFO L168 Benchmark]: RCFGBuilder took 9313.53 ms. Allocated memory was 203.9 MB in the beginning and 416.8 MB in the end (delta: 212.9 MB). Free memory was 118.6 MB in the beginning and 91.3 MB in the end (delta: 27.3 MB). Peak memory consumption was 241.6 MB. Max. memory is 7.1 GB. [2019-11-24 04:50:48,245 INFO L168 Benchmark]: TraceAbstraction took 1782.75 ms. Allocated memory was 416.8 MB in the beginning and 418.4 MB in the end (delta: 1.6 MB). Free memory was 91.3 MB in the beginning and 267.7 MB in the end (delta: -176.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 04:50:48,263 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1124.44 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 99.2 MB in the beginning and 142.1 MB in the end (delta: -42.9 MB). Peak memory consumption was 34.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 226.56 ms. Allocated memory is still 203.9 MB. Free memory was 142.1 MB in the beginning and 128.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 172.80 ms. Allocated memory is still 203.9 MB. Free memory was 128.3 MB in the beginning and 118.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9313.53 ms. Allocated memory was 203.9 MB in the beginning and 416.8 MB in the end (delta: 212.9 MB). Free memory was 118.6 MB in the beginning and 91.3 MB in the end (delta: 27.3 MB). Peak memory consumption was 241.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1782.75 ms. Allocated memory was 416.8 MB in the beginning and 418.4 MB in the end (delta: 1.6 MB). Free memory was 91.3 MB in the beginning and 267.7 MB in the end (delta: -176.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 387]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 387]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 387]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 387]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 387]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 387]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 1870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1954]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1950]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1908]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1982]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1940]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1936]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1830]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1772]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 1772]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 1964]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1772]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1772]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1898]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1842]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1926]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1922]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1968]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1880]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 65 locations, 6 error locations. Result: SAFE, OverallTime: 1.6s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 268 SDtfs, 16 SDslu, 147 SDs, 0 SdLazy, 7 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred 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: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 74 NumberOfFragments, 52 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 313 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 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...