/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_spec7_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:09:25,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:09:25,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:09:25,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 05:09:25,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 05:09:25,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 05:09:25,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 05:09:25,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 05:09:25,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 05:09:25,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 05:09:25,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 05:09:25,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 05:09:25,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:09:25,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:09:25,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:09:25,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:09:25,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:09:25,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:09:25,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:09:25,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:09:25,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:09:25,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:09:25,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:09:25,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:09:25,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 05:09:25,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 05:09:25,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 05:09:25,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 05:09:25,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 05:09:25,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 05:09:25,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 05:09:25,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 05:09:26,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 05:09:26,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:09:26,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:09:26,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:09:26,005 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 05:09:26,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:09:26,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:09:26,027 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:09:26,027 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:09:26,027 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:09:26,027 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:09:26,028 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:09:26,028 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:09:26,028 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:09:26,028 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:09:26,029 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:09:26,029 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:09:26,030 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:09:26,030 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:09:26,030 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:09:26,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:09:26,032 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:09:26,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:09:26,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:09:26,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:09:26,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:09:26,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:09:26,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:09:26,033 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:09:26,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:09:26,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:09:26,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:09:26,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:09:26,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:09:26,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:09:26,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:09:26,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:09:26,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:09:26,036 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:09:26,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:09:26,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:09:26,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:09:26,037 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:09:26,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:09:26,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:09:26,339 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:09:26,341 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:09:26,341 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:09:26,342 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product25.cil.c [2019-11-24 05:09:26,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34bfe4a6b/8d8552a29fb34687a2a6663469808da9/FLAGe2ecef8a6 [2019-11-24 05:09:27,078 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:09:27,081 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec7_product25.cil.c [2019-11-24 05:09:27,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34bfe4a6b/8d8552a29fb34687a2a6663469808da9/FLAGe2ecef8a6 [2019-11-24 05:09:27,249 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34bfe4a6b/8d8552a29fb34687a2a6663469808da9 [2019-11-24 05:09:27,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:09:27,259 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:09:27,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:09:27,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:09:27,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:09:27,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:09:27" (1/1) ... [2019-11-24 05:09:27,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a840e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:27, skipping insertion in model container [2019-11-24 05:09:27,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:09:27" (1/1) ... [2019-11-24 05:09:27,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:09:27,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:09:28,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:09:28,157 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:09:28,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:09:28,374 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:09:28,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28 WrapperNode [2019-11-24 05:09:28,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:09:28,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:09:28,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:09:28,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:09:28,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (1/1) ... [2019-11-24 05:09:28,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (1/1) ... [2019-11-24 05:09:28,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:09:28,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:09:28,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:09:28,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:09:28,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (1/1) ... [2019-11-24 05:09:28,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (1/1) ... [2019-11-24 05:09:28,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (1/1) ... [2019-11-24 05:09:28,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (1/1) ... [2019-11-24 05:09:28,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (1/1) ... [2019-11-24 05:09:28,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (1/1) ... [2019-11-24 05:09:28,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (1/1) ... [2019-11-24 05:09:28,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:09:28,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:09:28,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:09:28,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:09:28,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:09:28,987 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 05:09:28,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:09:28,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:09:28,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:09:28,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:09:42,658 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:09:42,659 INFO L284 CfgBuilder]: Removed 609 assume(true) statements. [2019-11-24 05:09:42,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:09:42 BoogieIcfgContainer [2019-11-24 05:09:42,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:09:42,666 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:09:42,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:09:42,672 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:09:42,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:09:27" (1/3) ... [2019-11-24 05:09:42,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a4aebcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:09:42, skipping insertion in model container [2019-11-24 05:09:42,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:28" (2/3) ... [2019-11-24 05:09:42,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a4aebcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:09:42, skipping insertion in model container [2019-11-24 05:09:42,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:09:42" (3/3) ... [2019-11-24 05:09:42,678 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec7_product25.cil.c [2019-11-24 05:09:42,693 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:09:42,703 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-24 05:09:42,721 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-24 05:09:42,757 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:09:42,758 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:09:42,758 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:09:42,758 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:09:42,758 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:09:42,759 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:09:42,759 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:09:42,759 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:09:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-11-24 05:09:42,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-24 05:09:42,795 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:09:42,796 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:09:42,799 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 05:09:42,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:09:42,808 INFO L82 PathProgramCache]: Analyzing trace with hash -810579387, now seen corresponding path program 1 times [2019-11-24 05:09:42,823 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:09:42,824 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928980150] [2019-11-24 05:09:42,825 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:09:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:09:43,397 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 05:09:43,398 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928980150] [2019-11-24 05:09:43,399 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:09:43,400 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 05:09:43,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197153957] [2019-11-24 05:09:43,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 05:09:43,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:09:43,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 05:09:43,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 05:09:43,435 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-11-24 05:09:43,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:09:43,479 INFO L93 Difference]: Finished difference Result 88 states and 129 transitions. [2019-11-24 05:09:43,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 05:09:43,482 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 7 [2019-11-24 05:09:43,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:09:43,501 INFO L225 Difference]: With dead ends: 88 [2019-11-24 05:09:43,502 INFO L226 Difference]: Without dead ends: 53 [2019-11-24 05:09:43,508 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 05:09:43,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-24 05:09:43,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-24 05:09:43,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-24 05:09:43,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-11-24 05:09:43,587 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 7 [2019-11-24 05:09:43,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:09:43,587 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-11-24 05:09:43,588 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 05:09:43,588 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-11-24 05:09:43,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 05:09:43,589 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:09:43,590 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:09:43,591 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 05:09:43,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:09:43,592 INFO L82 PathProgramCache]: Analyzing trace with hash -1759382099, now seen corresponding path program 1 times [2019-11-24 05:09:43,592 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:09:43,592 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868267865] [2019-11-24 05:09:43,593 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:09:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:09:43,800 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 05:09:43,800 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868267865] [2019-11-24 05:09:43,801 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:09:43,801 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:09:43,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079949266] [2019-11-24 05:09:43,804 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 05:09:43,805 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:09:43,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 05:09:43,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 05:09:43,806 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-11-24 05:09:43,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:09:43,834 INFO L93 Difference]: Finished difference Result 82 states and 106 transitions. [2019-11-24 05:09:43,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 05:09:43,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-11-24 05:09:43,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:09:43,836 INFO L225 Difference]: With dead ends: 82 [2019-11-24 05:09:43,837 INFO L226 Difference]: Without dead ends: 55 [2019-11-24 05:09:43,839 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 05:09:43,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-11-24 05:09:43,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-11-24 05:09:43,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-11-24 05:09:43,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2019-11-24 05:09:43,856 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 8 [2019-11-24 05:09:43,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:09:43,857 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2019-11-24 05:09:43,857 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 05:09:43,857 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2019-11-24 05:09:43,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-24 05:09:43,859 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:09:43,860 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:09:43,860 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 05:09:43,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:09:43,861 INFO L82 PathProgramCache]: Analyzing trace with hash 1817512711, now seen corresponding path program 1 times [2019-11-24 05:09:43,861 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:09:43,862 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227208868] [2019-11-24 05:09:43,862 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:09:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:09:44,032 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 05:09:44,033 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227208868] [2019-11-24 05:09:44,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:09:44,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:09:44,034 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568123969] [2019-11-24 05:09:44,035 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 05:09:44,035 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:09:44,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 05:09:44,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 05:09:44,036 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand 3 states. [2019-11-24 05:09:44,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:09:44,128 INFO L93 Difference]: Finished difference Result 55 states and 78 transitions. [2019-11-24 05:09:44,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 05:09:44,130 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-11-24 05:09:44,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:09:44,130 INFO L225 Difference]: With dead ends: 55 [2019-11-24 05:09:44,130 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:09:44,132 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 05:09:44,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:09:44,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:09:44,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:09:44,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:09:44,133 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2019-11-24 05:09:44,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:09:44,133 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:09:44,133 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 05:09:44,134 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:09:44,134 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:09:44,139 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:09:44,217 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,217 INFO L444 ceAbstractionStarter]: For program point L522(lines 521 691) no Hoare annotation was computed. [2019-11-24 05:09:44,217 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,217 INFO L444 ceAbstractionStarter]: For program point L529(lines 529 690) no Hoare annotation was computed. [2019-11-24 05:09:44,218 INFO L447 ceAbstractionStarter]: At program point L533(lines 533 540) the Hoare annotation is: true [2019-11-24 05:09:44,218 INFO L447 ceAbstractionStarter]: At program point L542(lines 529 690) the Hoare annotation is: true [2019-11-24 05:09:44,218 INFO L444 ceAbstractionStarter]: For program point L547(lines 547 551) no Hoare annotation was computed. [2019-11-24 05:09:44,218 INFO L447 ceAbstractionStarter]: At program point L553(lines 543 689) the Hoare annotation is: true [2019-11-24 05:09:44,218 INFO L440 ceAbstractionStarter]: At program point L1876(lines 1876 1884) the Hoare annotation is: (<= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~9) [2019-11-24 05:09:44,218 INFO L447 ceAbstractionStarter]: At program point L558(lines 558 565) the Hoare annotation is: true [2019-11-24 05:09:44,219 INFO L447 ceAbstractionStarter]: At program point L567(lines 554 688) the Hoare annotation is: true [2019-11-24 05:09:44,219 INFO L447 ceAbstractionStarter]: At program point L572(lines 572 579) the Hoare annotation is: true [2019-11-24 05:09:44,219 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,219 INFO L447 ceAbstractionStarter]: At program point L581(lines 568 687) the Hoare annotation is: true [2019-11-24 05:09:44,220 INFO L447 ceAbstractionStarter]: At program point L586(lines 586 593) the Hoare annotation is: true [2019-11-24 05:09:44,220 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:09:44,220 INFO L447 ceAbstractionStarter]: At program point L595(lines 582 686) the Hoare annotation is: true [2019-11-24 05:09:44,220 INFO L447 ceAbstractionStarter]: At program point L600(lines 600 607) the Hoare annotation is: true [2019-11-24 05:09:44,220 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,220 INFO L447 ceAbstractionStarter]: At program point L609(lines 596 685) the Hoare annotation is: true [2019-11-24 05:09:44,221 INFO L447 ceAbstractionStarter]: At program point L1932(lines 1932 1939) the Hoare annotation is: true [2019-11-24 05:09:44,221 INFO L447 ceAbstractionStarter]: At program point L1932-1(lines 1932 1939) the Hoare annotation is: true [2019-11-24 05:09:44,221 INFO L447 ceAbstractionStarter]: At program point L614(lines 614 621) the Hoare annotation is: true [2019-11-24 05:09:44,221 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:09:44,221 INFO L447 ceAbstractionStarter]: At program point L623(lines 610 684) the Hoare annotation is: true [2019-11-24 05:09:44,222 INFO L447 ceAbstractionStarter]: At program point L628(lines 628 635) the Hoare annotation is: true [2019-11-24 05:09:44,222 INFO L447 ceAbstractionStarter]: At program point L637(lines 624 683) the Hoare annotation is: true [2019-11-24 05:09:44,222 INFO L447 ceAbstractionStarter]: At program point L642(lines 642 649) the Hoare annotation is: true [2019-11-24 05:09:44,222 INFO L447 ceAbstractionStarter]: At program point L651(lines 638 682) the Hoare annotation is: true [2019-11-24 05:09:44,222 INFO L447 ceAbstractionStarter]: At program point L656(lines 656 663) the Hoare annotation is: true [2019-11-24 05:09:44,222 INFO L447 ceAbstractionStarter]: At program point L129(lines 129 148) the Hoare annotation is: true [2019-11-24 05:09:44,222 INFO L440 ceAbstractionStarter]: At program point L129-1(lines 129 148) the Hoare annotation is: (<= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~9) [2019-11-24 05:09:44,223 INFO L447 ceAbstractionStarter]: At program point L665(lines 652 681) the Hoare annotation is: true [2019-11-24 05:09:44,223 INFO L447 ceAbstractionStarter]: At program point L670(lines 670 677) the Hoare annotation is: true [2019-11-24 05:09:44,223 INFO L447 ceAbstractionStarter]: At program point L670-1(lines 521 691) the Hoare annotation is: true [2019-11-24 05:09:44,223 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,223 INFO L447 ceAbstractionStarter]: At program point L692(lines 520 693) the Hoare annotation is: true [2019-11-24 05:09:44,223 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,224 INFO L444 ceAbstractionStarter]: For program point L708(lines 708 714) no Hoare annotation was computed. [2019-11-24 05:09:44,224 INFO L444 ceAbstractionStarter]: For program point L708-2(lines 708 714) no Hoare annotation was computed. [2019-11-24 05:09:44,224 INFO L444 ceAbstractionStarter]: For program point L708-4(lines 708 714) no Hoare annotation was computed. [2019-11-24 05:09:44,224 INFO L444 ceAbstractionStarter]: For program point L708-6(lines 708 714) no Hoare annotation was computed. [2019-11-24 05:09:44,224 INFO L444 ceAbstractionStarter]: For program point L708-8(lines 708 714) no Hoare annotation was computed. [2019-11-24 05:09:44,224 INFO L444 ceAbstractionStarter]: For program point L708-10(lines 708 714) no Hoare annotation was computed. [2019-11-24 05:09:44,225 INFO L444 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,225 INFO L444 ceAbstractionStarter]: For program point L450-1(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,225 INFO L444 ceAbstractionStarter]: For program point L450-2(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,225 INFO L444 ceAbstractionStarter]: For program point L450-3(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,226 INFO L444 ceAbstractionStarter]: For program point L450-4(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,226 INFO L444 ceAbstractionStarter]: For program point L450-5(line 450) no Hoare annotation was computed. [2019-11-24 05:09:44,227 INFO L440 ceAbstractionStarter]: At program point L451(lines 701 717) the Hoare annotation is: (<= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~9) [2019-11-24 05:09:44,227 INFO L440 ceAbstractionStarter]: At program point L451-1(lines 701 717) the Hoare annotation is: (<= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~9) [2019-11-24 05:09:44,228 INFO L440 ceAbstractionStarter]: At program point L451-2(lines 701 717) the Hoare annotation is: (<= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~9) [2019-11-24 05:09:44,228 INFO L440 ceAbstractionStarter]: At program point L451-3(lines 701 717) the Hoare annotation is: (<= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~9) [2019-11-24 05:09:44,228 INFO L447 ceAbstractionStarter]: At program point L451-4(lines 701 717) the Hoare annotation is: true [2019-11-24 05:09:44,228 INFO L447 ceAbstractionStarter]: At program point L451-5(lines 701 717) the Hoare annotation is: true [2019-11-24 05:09:44,228 INFO L440 ceAbstractionStarter]: At program point L193-5(lines 230 242) the Hoare annotation is: (<= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~9) [2019-11-24 05:09:44,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:09:44 BoogieIcfgContainer [2019-11-24 05:09:44,248 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:09:44,253 INFO L168 Benchmark]: Toolchain (without parser) took 16990.20 ms. Allocated memory was 137.9 MB in the beginning and 532.2 MB in the end (delta: 394.3 MB). Free memory was 98.3 MB in the beginning and 50.3 MB in the end (delta: 48.0 MB). Peak memory consumption was 442.2 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:44,255 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 137.9 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 05:09:44,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1115.17 ms. Allocated memory was 137.9 MB in the beginning and 204.5 MB in the end (delta: 66.6 MB). Free memory was 97.9 MB in the beginning and 138.6 MB in the end (delta: -40.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:44,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 339.11 ms. Allocated memory is still 204.5 MB. Free memory was 138.6 MB in the beginning and 122.1 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:44,264 INFO L168 Benchmark]: Boogie Preprocessor took 199.22 ms. Allocated memory is still 204.5 MB. Free memory was 122.1 MB in the beginning and 109.9 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:44,271 INFO L168 Benchmark]: RCFGBuilder took 13747.02 ms. Allocated memory was 204.5 MB in the beginning and 532.2 MB in the end (delta: 327.7 MB). Free memory was 109.2 MB in the beginning and 139.5 MB in the end (delta: -30.4 MB). Peak memory consumption was 386.5 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:44,272 INFO L168 Benchmark]: TraceAbstraction took 1581.57 ms. Allocated memory is still 532.2 MB. Free memory was 139.5 MB in the beginning and 50.3 MB in the end (delta: 89.2 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:44,283 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 137.9 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1115.17 ms. Allocated memory was 137.9 MB in the beginning and 204.5 MB in the end (delta: 66.6 MB). Free memory was 97.9 MB in the beginning and 138.6 MB in the end (delta: -40.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 339.11 ms. Allocated memory is still 204.5 MB. Free memory was 138.6 MB in the beginning and 122.1 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 199.22 ms. Allocated memory is still 204.5 MB. Free memory was 122.1 MB in the beginning and 109.9 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 13747.02 ms. Allocated memory was 204.5 MB in the beginning and 532.2 MB in the end (delta: 327.7 MB). Free memory was 109.2 MB in the beginning and 139.5 MB in the end (delta: -30.4 MB). Peak memory consumption was 386.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1581.57 ms. Allocated memory is still 532.2 MB. Free memory was 139.5 MB in the beginning and 50.3 MB in the end (delta: 89.2 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 450]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 450]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 450]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 450]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 450]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 450]: 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: 652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 1 <= tmp - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 1 <= tmp - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 1 <= tmp - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 1 <= tmp - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1876]: Loop Invariant Derived loop invariant: 1 <= tmp - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 1 <= tmp - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 558]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 1 <= tmp - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 6 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 218 SDtfs, 8 SDslu, 123 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=57occurred 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, 48 NumberOfFragments, 49 HoareAnnotationTreeSize, 35 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 35 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 256 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...