/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_spec11_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:50:51,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:50:51,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:50:51,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 04:50:51,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 04:50:51,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 04:50:51,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 04:50:51,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 04:50:51,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 04:50:51,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 04:50:51,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 04:50:51,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 04:50:51,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 04:50:51,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 04:50:51,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 04:50:51,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 04:50:51,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 04:50:51,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 04:50:51,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 04:50:51,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 04:50:51,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 04:50:51,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 04:50:51,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 04:50:51,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 04:50:51,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 04:50:51,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 04:50:51,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 04:50:51,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 04:50:51,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 04:50:51,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 04:50:51,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 04:50:51,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 04:50:51,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 04:50:51,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 04:50:51,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 04:50:51,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 04:50:51,400 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 04:50:51,419 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:50:51,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:50:51,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:50:51,421 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:50:51,421 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:50:51,421 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:50:51,421 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:50:51,421 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:50:51,422 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:50:51,422 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:50:51,423 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:50:51,423 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:50:51,423 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:50:51,424 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:50:51,424 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:50:51,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:50:51,426 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:50:51,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:50:51,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:50:51,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:50:51,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:50:51,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:50:51,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:50:51,427 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:50:51,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:50:51,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:50:51,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:50:51,428 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:50:51,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:50:51,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:50:51,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:50:51,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:50:51,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:50:51,430 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:50:51,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:50:51,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:50:51,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:50:51,431 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:50:51,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:50:51,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:50:51,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:50:51,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:50:51,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:50:51,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c [2019-11-24 04:50:51,810 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e5cd78a0/dce5b504d0c84562952ab8fccc50fb14/FLAG835bb8d33 [2019-11-24 04:50:52,398 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:50:52,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c [2019-11-24 04:50:52,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e5cd78a0/dce5b504d0c84562952ab8fccc50fb14/FLAG835bb8d33 [2019-11-24 04:50:52,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e5cd78a0/dce5b504d0c84562952ab8fccc50fb14 [2019-11-24 04:50:52,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:50:52,653 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:50:52,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:50:52,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:50:52,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:50:52,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:50:52" (1/1) ... [2019-11-24 04:50:52,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6886fec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:52, skipping insertion in model container [2019-11-24 04:50:52,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:50:52" (1/1) ... [2019-11-24 04:50:52,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:50:52,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:50:53,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:50:53,433 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:50:53,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:50:53,644 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:50:53,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53 WrapperNode [2019-11-24 04:50:53,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:50:53,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:50:53,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:50:53,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:50:53,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (1/1) ... [2019-11-24 04:50:53,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (1/1) ... [2019-11-24 04:50:53,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:50:53,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:50:53,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:50:53,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:50:53,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (1/1) ... [2019-11-24 04:50:53,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (1/1) ... [2019-11-24 04:50:53,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (1/1) ... [2019-11-24 04:50:53,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (1/1) ... [2019-11-24 04:50:53,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (1/1) ... [2019-11-24 04:50:53,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (1/1) ... [2019-11-24 04:50:53,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (1/1) ... [2019-11-24 04:50:53,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:50:53,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:50:53,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:50:53,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:50:53,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (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 04:50:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 04:50:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 04:50:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 04:50:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:50:54,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:50:59,363 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:50:59,363 INFO L284 CfgBuilder]: Removed 281 assume(true) statements. [2019-11-24 04:50:59,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:50:59 BoogieIcfgContainer [2019-11-24 04:50:59,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:50:59,367 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:50:59,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:50:59,370 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:50:59,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:50:52" (1/3) ... [2019-11-24 04:50:59,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12c19d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:50:59, skipping insertion in model container [2019-11-24 04:50:59,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:53" (2/3) ... [2019-11-24 04:50:59,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12c19d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:50:59, skipping insertion in model container [2019-11-24 04:50:59,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:50:59" (3/3) ... [2019-11-24 04:50:59,374 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product07.cil.c [2019-11-24 04:50:59,384 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:50:59,392 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-24 04:50:59,401 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-24 04:50:59,424 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:50:59,424 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:50:59,424 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:50:59,424 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:50:59,425 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:50:59,425 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:50:59,425 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:50:59,425 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:50:59,443 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states. [2019-11-24 04:50:59,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 04:50:59,449 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:50:59,450 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:50:59,451 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 04:50:59,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:50:59,458 INFO L82 PathProgramCache]: Analyzing trace with hash -2008510731, now seen corresponding path program 1 times [2019-11-24 04:50:59,468 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:50:59,468 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645127274] [2019-11-24 04:50:59,469 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:50:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:50:59,791 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 04:50:59,791 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645127274] [2019-11-24 04:50:59,792 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:50:59,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 04:50:59,793 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526813217] [2019-11-24 04:50:59,798 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 04:50:59,799 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:50:59,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 04:50:59,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:50:59,815 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 2 states. [2019-11-24 04:50:59,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:50:59,843 INFO L93 Difference]: Finished difference Result 104 states and 157 transitions. [2019-11-24 04:50:59,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 04:50:59,844 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-11-24 04:50:59,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:50:59,856 INFO L225 Difference]: With dead ends: 104 [2019-11-24 04:50:59,857 INFO L226 Difference]: Without dead ends: 61 [2019-11-24 04:50:59,860 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 04:50:59,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2019-11-24 04:50:59,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2019-11-24 04:50:59,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2019-11-24 04:50:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 88 transitions. [2019-11-24 04:50:59,909 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 88 transitions. Word has length 8 [2019-11-24 04:50:59,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:50:59,910 INFO L462 AbstractCegarLoop]: Abstraction has 61 states and 88 transitions. [2019-11-24 04:50:59,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 04:50:59,911 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2019-11-24 04:50:59,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-24 04:50:59,912 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:50:59,912 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:50:59,912 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 04:50:59,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:50:59,912 INFO L82 PathProgramCache]: Analyzing trace with hash 485827848, now seen corresponding path program 1 times [2019-11-24 04:50:59,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:50:59,913 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022163090] [2019-11-24 04:50:59,913 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:50:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:51:00,077 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 04:51:00,078 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022163090] [2019-11-24 04:51:00,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:51:00,079 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:51:00,079 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367405953] [2019-11-24 04:51:00,080 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:51:00,080 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:51:00,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:51:00,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:51:00,133 INFO L87 Difference]: Start difference. First operand 61 states and 88 transitions. Second operand 3 states. [2019-11-24 04:51:00,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:51:00,161 INFO L93 Difference]: Finished difference Result 98 states and 130 transitions. [2019-11-24 04:51:00,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:51:00,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-24 04:51:00,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:51:00,165 INFO L225 Difference]: With dead ends: 98 [2019-11-24 04:51:00,166 INFO L226 Difference]: Without dead ends: 63 [2019-11-24 04:51:00,168 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 04:51:00,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2019-11-24 04:51:00,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2019-11-24 04:51:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-11-24 04:51:00,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions. [2019-11-24 04:51:00,189 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 9 [2019-11-24 04:51:00,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:51:00,189 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 90 transitions. [2019-11-24 04:51:00,189 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:51:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2019-11-24 04:51:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-24 04:51:00,192 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:51:00,192 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:51:00,193 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 04:51:00,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:51:00,195 INFO L82 PathProgramCache]: Analyzing trace with hash 1859177558, now seen corresponding path program 1 times [2019-11-24 04:51:00,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:51:00,196 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122506315] [2019-11-24 04:51:00,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:51:00,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:51:00,354 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 04:51:00,354 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122506315] [2019-11-24 04:51:00,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:51:00,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:51:00,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606376524] [2019-11-24 04:51:00,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:51:00,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:51:00,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:51:00,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:51:00,357 INFO L87 Difference]: Start difference. First operand 63 states and 90 transitions. Second operand 3 states. [2019-11-24 04:51:00,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:51:00,401 INFO L93 Difference]: Finished difference Result 72 states and 102 transitions. [2019-11-24 04:51:00,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:51:00,402 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-24 04:51:00,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:51:00,403 INFO L225 Difference]: With dead ends: 72 [2019-11-24 04:51:00,403 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 04:51:00,404 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 04:51:00,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 04:51:00,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 04:51:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 04:51:00,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 04:51:00,405 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-24 04:51:00,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:51:00,405 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 04:51:00,405 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:51:00,405 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 04:51:00,406 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 04:51:00,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 04:51:00,469 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,470 INFO L447 ceAbstractionStarter]: At program point L2152(lines 2142 2177) the Hoare annotation is: true [2019-11-24 04:51:00,470 INFO L444 ceAbstractionStarter]: For program point L2088(lines 2088 2092) no Hoare annotation was computed. [2019-11-24 04:51:00,470 INFO L444 ceAbstractionStarter]: For program point L2157(lines 2157 2161) no Hoare annotation was computed. [2019-11-24 04:51:00,471 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,471 INFO L447 ceAbstractionStarter]: At program point L2094(lines 2084 2182) the Hoare annotation is: true [2019-11-24 04:51:00,471 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,471 INFO L447 ceAbstractionStarter]: At program point L2163(lines 2153 2176) the Hoare annotation is: true [2019-11-24 04:51:00,471 INFO L444 ceAbstractionStarter]: For program point L2099(lines 2099 2103) no Hoare annotation was computed. [2019-11-24 04:51:00,471 INFO L444 ceAbstractionStarter]: For program point L2168(lines 2168 2172) no Hoare annotation was computed. [2019-11-24 04:51:00,471 INFO L447 ceAbstractionStarter]: At program point L2168-1(lines 2040 2186) the Hoare annotation is: true [2019-11-24 04:51:00,472 INFO L447 ceAbstractionStarter]: At program point L2105(lines 2095 2181) the Hoare annotation is: true [2019-11-24 04:51:00,472 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 04:51:00,472 INFO L444 ceAbstractionStarter]: For program point L2041(lines 2040 2186) no Hoare annotation was computed. [2019-11-24 04:51:00,472 INFO L444 ceAbstractionStarter]: For program point L2110(lines 2110 2114) no Hoare annotation was computed. [2019-11-24 04:51:00,472 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,472 INFO L444 ceAbstractionStarter]: For program point L2048(lines 2048 2185) no Hoare annotation was computed. [2019-11-24 04:51:00,472 INFO L447 ceAbstractionStarter]: At program point L2116(lines 2106 2180) the Hoare annotation is: true [2019-11-24 04:51:00,473 INFO L444 ceAbstractionStarter]: For program point L2579(lines 2579 2585) no Hoare annotation was computed. [2019-11-24 04:51:00,473 INFO L444 ceAbstractionStarter]: For program point L2579-2(lines 2579 2585) no Hoare annotation was computed. [2019-11-24 04:51:00,473 INFO L444 ceAbstractionStarter]: For program point L2579-4(lines 2579 2585) no Hoare annotation was computed. [2019-11-24 04:51:00,473 INFO L444 ceAbstractionStarter]: For program point L2579-6(lines 2579 2585) no Hoare annotation was computed. [2019-11-24 04:51:00,473 INFO L444 ceAbstractionStarter]: For program point L2579-8(lines 2579 2585) no Hoare annotation was computed. [2019-11-24 04:51:00,473 INFO L444 ceAbstractionStarter]: For program point L2579-10(lines 2579 2585) no Hoare annotation was computed. [2019-11-24 04:51:00,473 INFO L444 ceAbstractionStarter]: For program point L2052(lines 2052 2056) no Hoare annotation was computed. [2019-11-24 04:51:00,473 INFO L447 ceAbstractionStarter]: At program point L2187(lines 2039 2188) the Hoare annotation is: true [2019-11-24 04:51:00,474 INFO L444 ceAbstractionStarter]: For program point L2121(lines 2121 2125) no Hoare annotation was computed. [2019-11-24 04:51:00,474 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,474 INFO L447 ceAbstractionStarter]: At program point L2058(lines 2048 2185) the Hoare annotation is: true [2019-11-24 04:51:00,474 INFO L447 ceAbstractionStarter]: At program point L1662(lines 1662 1669) the Hoare annotation is: true [2019-11-24 04:51:00,474 INFO L447 ceAbstractionStarter]: At program point L1662-1(lines 1662 1669) the Hoare annotation is: true [2019-11-24 04:51:00,474 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,474 INFO L447 ceAbstractionStarter]: At program point L2127(lines 2117 2179) the Hoare annotation is: true [2019-11-24 04:51:00,475 INFO L447 ceAbstractionStarter]: At program point L1797(lines 1797 1803) the Hoare annotation is: true [2019-11-24 04:51:00,475 INFO L447 ceAbstractionStarter]: At program point L1797-1(lines 1720 1731) the Hoare annotation is: true [2019-11-24 04:51:00,475 INFO L447 ceAbstractionStarter]: At program point L1797-2(lines 1797 1803) the Hoare annotation is: true [2019-11-24 04:51:00,475 INFO L447 ceAbstractionStarter]: At program point L1797-4(lines 1797 1803) the Hoare annotation is: true [2019-11-24 04:51:00,475 INFO L447 ceAbstractionStarter]: At program point L1797-5(lines 1822 1834) the Hoare annotation is: true [2019-11-24 04:51:00,475 INFO L447 ceAbstractionStarter]: At program point L1797-6(lines 1797 1803) the Hoare annotation is: true [2019-11-24 04:51:00,475 INFO L447 ceAbstractionStarter]: At program point L1797-7(lines 1720 1731) the Hoare annotation is: true [2019-11-24 04:51:00,476 INFO L447 ceAbstractionStarter]: At program point L1797-8(lines 1797 1803) the Hoare annotation is: true [2019-11-24 04:51:00,476 INFO L447 ceAbstractionStarter]: At program point L1797-10(lines 1797 1803) the Hoare annotation is: true [2019-11-24 04:51:00,476 INFO L447 ceAbstractionStarter]: At program point L2063(lines 2063 2070) the Hoare annotation is: true [2019-11-24 04:51:00,476 INFO L447 ceAbstractionStarter]: At program point L2132(lines 2132 2139) the Hoare annotation is: true [2019-11-24 04:51:00,476 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 04:51:00,476 INFO L444 ceAbstractionStarter]: For program point L2200(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,476 INFO L444 ceAbstractionStarter]: For program point L2200-2(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,477 INFO L444 ceAbstractionStarter]: For program point L2200-1(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,477 INFO L444 ceAbstractionStarter]: For program point L2200-4(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,477 INFO L444 ceAbstractionStarter]: For program point L2200-3(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,477 INFO L444 ceAbstractionStarter]: For program point L2200-5(line 2200) no Hoare annotation was computed. [2019-11-24 04:51:00,477 INFO L447 ceAbstractionStarter]: At program point L1606(lines 1606 1614) the Hoare annotation is: true [2019-11-24 04:51:00,477 INFO L440 ceAbstractionStarter]: At program point L2201-1(lines 2571 2588) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~16) [2019-11-24 04:51:00,477 INFO L440 ceAbstractionStarter]: At program point L2201(lines 2571 2588) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~16) [2019-11-24 04:51:00,478 INFO L440 ceAbstractionStarter]: At program point L2201-3(lines 2571 2588) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~16) [2019-11-24 04:51:00,478 INFO L440 ceAbstractionStarter]: At program point L2201-2(lines 2571 2588) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~16) [2019-11-24 04:51:00,478 INFO L447 ceAbstractionStarter]: At program point L2201-5(lines 2571 2588) the Hoare annotation is: true [2019-11-24 04:51:00,478 INFO L447 ceAbstractionStarter]: At program point L2201-4(lines 2571 2588) the Hoare annotation is: true [2019-11-24 04:51:00,478 INFO L447 ceAbstractionStarter]: At program point L2072(lines 2059 2184) the Hoare annotation is: true [2019-11-24 04:51:00,478 INFO L447 ceAbstractionStarter]: At program point L2141(lines 2128 2178) the Hoare annotation is: true [2019-11-24 04:51:00,479 INFO L447 ceAbstractionStarter]: At program point L1746(lines 1746 1765) the Hoare annotation is: true [2019-11-24 04:51:00,479 INFO L447 ceAbstractionStarter]: At program point L1746-1(lines 1746 1765) the Hoare annotation is: true [2019-11-24 04:51:00,479 INFO L444 ceAbstractionStarter]: For program point L2077(lines 2077 2081) no Hoare annotation was computed. [2019-11-24 04:51:00,479 INFO L444 ceAbstractionStarter]: For program point L2146(lines 2146 2150) no Hoare annotation was computed. [2019-11-24 04:51:00,479 INFO L447 ceAbstractionStarter]: At program point L2083(lines 2073 2183) the Hoare annotation is: true [2019-11-24 04:51:00,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 04:51:00 BoogieIcfgContainer [2019-11-24 04:51:00,493 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 04:51:00,496 INFO L168 Benchmark]: Toolchain (without parser) took 7842.72 ms. Allocated memory was 146.3 MB in the beginning and 332.4 MB in the end (delta: 186.1 MB). Free memory was 101.9 MB in the beginning and 244.0 MB in the end (delta: -142.1 MB). Peak memory consumption was 44.1 MB. Max. memory is 7.1 GB. [2019-11-24 04:51:00,497 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 04:51:00,499 INFO L168 Benchmark]: CACSL2BoogieTranslator took 992.02 ms. Allocated memory was 146.3 MB in the beginning and 205.5 MB in the end (delta: 59.2 MB). Free memory was 101.5 MB in the beginning and 148.3 MB in the end (delta: -46.8 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. [2019-11-24 04:51:00,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.34 ms. Allocated memory is still 205.5 MB. Free memory was 148.3 MB in the beginning and 139.6 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-11-24 04:51:00,503 INFO L168 Benchmark]: Boogie Preprocessor took 128.76 ms. Allocated memory is still 205.5 MB. Free memory was 139.6 MB in the beginning and 133.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-11-24 04:51:00,504 INFO L168 Benchmark]: RCFGBuilder took 5405.80 ms. Allocated memory was 205.5 MB in the beginning and 289.9 MB in the end (delta: 84.4 MB). Free memory was 133.6 MB in the beginning and 118.4 MB in the end (delta: 15.2 MB). Peak memory consumption was 136.1 MB. Max. memory is 7.1 GB. [2019-11-24 04:51:00,505 INFO L168 Benchmark]: TraceAbstraction took 1127.02 ms. Allocated memory was 289.9 MB in the beginning and 332.4 MB in the end (delta: 42.5 MB). Free memory was 118.4 MB in the beginning and 244.0 MB in the end (delta: -125.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 04:51:00,510 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 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 992.02 ms. Allocated memory was 146.3 MB in the beginning and 205.5 MB in the end (delta: 59.2 MB). Free memory was 101.5 MB in the beginning and 148.3 MB in the end (delta: -46.8 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 184.34 ms. Allocated memory is still 205.5 MB. Free memory was 148.3 MB in the beginning and 139.6 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.76 ms. Allocated memory is still 205.5 MB. Free memory was 139.6 MB in the beginning and 133.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5405.80 ms. Allocated memory was 205.5 MB in the beginning and 289.9 MB in the end (delta: 84.4 MB). Free memory was 133.6 MB in the beginning and 118.4 MB in the end (delta: 15.2 MB). Peak memory consumption was 136.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1127.02 ms. Allocated memory was 289.9 MB in the beginning and 332.4 MB in the end (delta: 42.5 MB). Free memory was 118.4 MB in the beginning and 244.0 MB in the end (delta: -125.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2200]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2200]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2200]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2200]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2200]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2200]: 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: 1797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2571]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2571]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2040]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2571]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2571]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 1797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2048]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1822]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2084]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2073]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2106]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2059]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2039]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2063]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2117]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 65 locations, 6 error locations. Result: SAFE, OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 35 LocationsWithAnnotation, 35 PreInvPairs, 65 NumberOfFragments, 43 HoareAnnotationTreeSize, 35 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 35 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s 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...