/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_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:09:32,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:09:32,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:09:32,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 05:09:32,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 05:09:32,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 05:09:32,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 05:09:32,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 05:09:32,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 05:09:32,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 05:09:32,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 05:09:32,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 05:09:32,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:09:32,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:09:32,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:09:32,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:09:32,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:09:32,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:09:32,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:09:32,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:09:32,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:09:32,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:09:32,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:09:32,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:09:32,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 05:09:32,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 05:09:32,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 05:09:32,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 05:09:33,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 05:09:33,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 05:09:33,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 05:09:33,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 05:09:33,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 05:09:33,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:09:33,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:09:33,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:09:33,009 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 05:09:33,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:09:33,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:09:33,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:09:33,034 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:09:33,034 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:09:33,034 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:09:33,034 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:09:33,034 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:09:33,035 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:09:33,035 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:09:33,035 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:09:33,035 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:09:33,035 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:09:33,036 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:09:33,036 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:09:33,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:09:33,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:09:33,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:09:33,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:09:33,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:09:33,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:09:33,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:09:33,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:09:33,038 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:09:33,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:09:33,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:09:33,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:09:33,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:09:33,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:09:33,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:09:33,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:09:33,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:09:33,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:09:33,041 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:09:33,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:09:33,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:09:33,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:09:33,042 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:09:33,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:09:33,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:09:33,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:09:33,368 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:09:33,368 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:09:33,369 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product27.cil.c [2019-11-24 05:09:33,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eeffa023/bc9ec79c4ad54f628c5dc67aee8b3667/FLAG5e45874a8 [2019-11-24 05:09:33,990 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:09:33,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec7_product27.cil.c [2019-11-24 05:09:34,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eeffa023/bc9ec79c4ad54f628c5dc67aee8b3667/FLAG5e45874a8 [2019-11-24 05:09:34,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eeffa023/bc9ec79c4ad54f628c5dc67aee8b3667 [2019-11-24 05:09:34,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:09:34,213 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:09:34,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:09:34,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:09:34,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:09:34,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:09:34" (1/1) ... [2019-11-24 05:09:34,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139e44cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:34, skipping insertion in model container [2019-11-24 05:09:34,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:09:34" (1/1) ... [2019-11-24 05:09:34,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:09:34,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:09:34,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:09:34,991 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:09:35,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:09:35,214 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:09:35,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35 WrapperNode [2019-11-24 05:09:35,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:09:35,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:09:35,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:09:35,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:09:35,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (1/1) ... [2019-11-24 05:09:35,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (1/1) ... [2019-11-24 05:09:35,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:09:35,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:09:35,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:09:35,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:09:35,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (1/1) ... [2019-11-24 05:09:35,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (1/1) ... [2019-11-24 05:09:35,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (1/1) ... [2019-11-24 05:09:35,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (1/1) ... [2019-11-24 05:09:35,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (1/1) ... [2019-11-24 05:09:35,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (1/1) ... [2019-11-24 05:09:35,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (1/1) ... [2019-11-24 05:09:35,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:09:35,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:09:35,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:09:35,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:09:35,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (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 05:09:35,790 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 05:09:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:09:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:09:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:09:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:09:52,053 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:09:52,053 INFO L284 CfgBuilder]: Removed 685 assume(true) statements. [2019-11-24 05:09:52,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:09:52 BoogieIcfgContainer [2019-11-24 05:09:52,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:09:52,061 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:09:52,061 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:09:52,065 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:09:52,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:09:34" (1/3) ... [2019-11-24 05:09:52,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1086dbc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:09:52, skipping insertion in model container [2019-11-24 05:09:52,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:09:35" (2/3) ... [2019-11-24 05:09:52,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1086dbc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:09:52, skipping insertion in model container [2019-11-24 05:09:52,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:09:52" (3/3) ... [2019-11-24 05:09:52,071 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec7_product27.cil.c [2019-11-24 05:09:52,083 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:09:52,094 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-24 05:09:52,110 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-24 05:09:52,148 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:09:52,149 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:09:52,149 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:09:52,149 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:09:52,150 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:09:52,150 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:09:52,150 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:09:52,150 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:09:52,181 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-11-24 05:09:52,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-24 05:09:52,192 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:09:52,193 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:09:52,194 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 05:09:52,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:09:52,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1201244430, now seen corresponding path program 1 times [2019-11-24 05:09:52,217 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:09:52,217 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599723542] [2019-11-24 05:09:52,218 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:09:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:09:52,660 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 05:09:52,661 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599723542] [2019-11-24 05:09:52,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:09:52,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 05:09:52,664 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894517005] [2019-11-24 05:09:52,669 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 05:09:52,670 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:09:52,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 05:09:52,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 05:09:52,690 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-11-24 05:09:52,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:09:52,726 INFO L93 Difference]: Finished difference Result 88 states and 129 transitions. [2019-11-24 05:09:52,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 05:09:52,728 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 7 [2019-11-24 05:09:52,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:09:52,744 INFO L225 Difference]: With dead ends: 88 [2019-11-24 05:09:52,745 INFO L226 Difference]: Without dead ends: 53 [2019-11-24 05:09:52,749 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 05:09:52,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-24 05:09:52,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-24 05:09:52,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-24 05:09:52,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-11-24 05:09:52,808 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 7 [2019-11-24 05:09:52,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:09:52,808 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-11-24 05:09:52,809 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 05:09:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-11-24 05:09:52,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 05:09:52,809 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:09:52,810 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:09:52,810 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 05:09:52,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:09:52,810 INFO L82 PathProgramCache]: Analyzing trace with hash -156457403, now seen corresponding path program 1 times [2019-11-24 05:09:52,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:09:52,811 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790815801] [2019-11-24 05:09:52,811 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:09:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:09:52,969 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 05:09:52,969 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790815801] [2019-11-24 05:09:52,969 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:09:52,970 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:09:52,970 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765435877] [2019-11-24 05:09:52,971 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 05:09:52,972 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:09:52,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 05:09:52,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 05:09:52,973 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-11-24 05:09:52,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:09:52,990 INFO L93 Difference]: Finished difference Result 82 states and 106 transitions. [2019-11-24 05:09:52,990 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 05:09:52,990 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-11-24 05:09:52,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:09:52,991 INFO L225 Difference]: With dead ends: 82 [2019-11-24 05:09:52,992 INFO L226 Difference]: Without dead ends: 55 [2019-11-24 05:09:52,993 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 05:09:52,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-11-24 05:09:52,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-11-24 05:09:53,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-11-24 05:09:53,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2019-11-24 05:09:53,001 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 8 [2019-11-24 05:09:53,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:09:53,001 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2019-11-24 05:09:53,001 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 05:09:53,002 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2019-11-24 05:09:53,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-24 05:09:53,002 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:09:53,003 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:09:53,003 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 05:09:53,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:09:53,003 INFO L82 PathProgramCache]: Analyzing trace with hash 1588302627, now seen corresponding path program 1 times [2019-11-24 05:09:53,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:09:53,004 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872189425] [2019-11-24 05:09:53,004 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:09:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:09:53,121 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 05:09:53,122 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872189425] [2019-11-24 05:09:53,122 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:09:53,122 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:09:53,123 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024685283] [2019-11-24 05:09:53,123 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 05:09:53,123 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:09:53,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 05:09:53,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 05:09:53,124 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand 3 states. [2019-11-24 05:09:53,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:09:53,196 INFO L93 Difference]: Finished difference Result 55 states and 78 transitions. [2019-11-24 05:09:53,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 05:09:53,196 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-11-24 05:09:53,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:09:53,197 INFO L225 Difference]: With dead ends: 55 [2019-11-24 05:09:53,197 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:09:53,198 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 05:09:53,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:09:53,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:09:53,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:09:53,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:09:53,199 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2019-11-24 05:09:53,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:09:53,199 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:09:53,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 05:09:53,199 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:09:53,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:09:53,204 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:09:53,255 INFO L447 ceAbstractionStarter]: At program point L236(lines 223 252) the Hoare annotation is: true [2019-11-24 05:09:53,255 INFO L447 ceAbstractionStarter]: At program point L241(lines 241 248) the Hoare annotation is: true [2019-11-24 05:09:53,256 INFO L447 ceAbstractionStarter]: At program point L241-1(lines 89 262) the Hoare annotation is: true [2019-11-24 05:09:53,256 INFO L444 ceAbstractionStarter]: For program point L2885(lines 2885 2891) no Hoare annotation was computed. [2019-11-24 05:09:53,256 INFO L444 ceAbstractionStarter]: For program point L2885-2(lines 2885 2891) no Hoare annotation was computed. [2019-11-24 05:09:53,256 INFO L444 ceAbstractionStarter]: For program point L2885-4(lines 2885 2891) no Hoare annotation was computed. [2019-11-24 05:09:53,256 INFO L444 ceAbstractionStarter]: For program point L2885-6(lines 2885 2891) no Hoare annotation was computed. [2019-11-24 05:09:53,256 INFO L444 ceAbstractionStarter]: For program point L2885-8(lines 2885 2891) no Hoare annotation was computed. [2019-11-24 05:09:53,256 INFO L444 ceAbstractionStarter]: For program point L2885-10(lines 2885 2891) no Hoare annotation was computed. [2019-11-24 05:09:53,257 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,257 INFO L447 ceAbstractionStarter]: At program point L263(lines 88 264) the Hoare annotation is: true [2019-11-24 05:09:53,257 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,257 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,257 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:09:53,258 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,258 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:09:53,258 INFO L444 ceAbstractionStarter]: For program point L90(lines 89 262) no Hoare annotation was computed. [2019-11-24 05:09:53,258 INFO L444 ceAbstractionStarter]: For program point L97(lines 97 261) no Hoare annotation was computed. [2019-11-24 05:09:53,258 INFO L447 ceAbstractionStarter]: At program point L364(lines 364 383) the Hoare annotation is: true [2019-11-24 05:09:53,258 INFO L440 ceAbstractionStarter]: At program point L364-1(lines 364 383) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~19) [2019-11-24 05:09:53,259 INFO L447 ceAbstractionStarter]: At program point L101(lines 101 108) the Hoare annotation is: true [2019-11-24 05:09:53,259 INFO L447 ceAbstractionStarter]: At program point L110(lines 97 261) the Hoare annotation is: true [2019-11-24 05:09:53,259 INFO L447 ceAbstractionStarter]: At program point L115(lines 115 122) the Hoare annotation is: true [2019-11-24 05:09:53,259 INFO L447 ceAbstractionStarter]: At program point L124(lines 111 260) the Hoare annotation is: true [2019-11-24 05:09:53,259 INFO L447 ceAbstractionStarter]: At program point L129(lines 129 136) the Hoare annotation is: true [2019-11-24 05:09:53,259 INFO L447 ceAbstractionStarter]: At program point L138(lines 125 259) the Hoare annotation is: true [2019-11-24 05:09:53,259 INFO L447 ceAbstractionStarter]: At program point L143(lines 143 150) the Hoare annotation is: true [2019-11-24 05:09:53,260 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,260 INFO L440 ceAbstractionStarter]: At program point L1204(lines 1204 1212) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~19) [2019-11-24 05:09:53,260 INFO L447 ceAbstractionStarter]: At program point L152(lines 139 258) the Hoare annotation is: true [2019-11-24 05:09:53,260 INFO L447 ceAbstractionStarter]: At program point L157(lines 157 164) the Hoare annotation is: true [2019-11-24 05:09:53,260 INFO L447 ceAbstractionStarter]: At program point L166(lines 153 257) the Hoare annotation is: true [2019-11-24 05:09:53,260 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,260 INFO L444 ceAbstractionStarter]: For program point L697(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,261 INFO L444 ceAbstractionStarter]: For program point L697-1(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,261 INFO L444 ceAbstractionStarter]: For program point L697-2(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,261 INFO L444 ceAbstractionStarter]: For program point L697-3(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,261 INFO L444 ceAbstractionStarter]: For program point L697-4(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,261 INFO L444 ceAbstractionStarter]: For program point L697-5(line 697) no Hoare annotation was computed. [2019-11-24 05:09:53,261 INFO L440 ceAbstractionStarter]: At program point L698(lines 2878 2894) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~19) [2019-11-24 05:09:53,261 INFO L440 ceAbstractionStarter]: At program point L698-1(lines 2878 2894) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~19) [2019-11-24 05:09:53,262 INFO L440 ceAbstractionStarter]: At program point L698-2(lines 2878 2894) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~19) [2019-11-24 05:09:53,262 INFO L440 ceAbstractionStarter]: At program point L698-3(lines 2878 2894) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~19) [2019-11-24 05:09:53,262 INFO L447 ceAbstractionStarter]: At program point L698-4(lines 2878 2894) the Hoare annotation is: true [2019-11-24 05:09:53,262 INFO L447 ceAbstractionStarter]: At program point L698-5(lines 2878 2894) the Hoare annotation is: true [2019-11-24 05:09:53,262 INFO L447 ceAbstractionStarter]: At program point L171(lines 171 178) the Hoare annotation is: true [2019-11-24 05:09:53,262 INFO L447 ceAbstractionStarter]: At program point L180(lines 167 256) the Hoare annotation is: true [2019-11-24 05:09:53,263 INFO L440 ceAbstractionStarter]: At program point L446-5(lines 483 495) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__EncryptVerify_spec__1_~tmp~19) [2019-11-24 05:09:53,263 INFO L447 ceAbstractionStarter]: At program point L185(lines 185 192) the Hoare annotation is: true [2019-11-24 05:09:53,263 INFO L447 ceAbstractionStarter]: At program point L194(lines 181 255) the Hoare annotation is: true [2019-11-24 05:09:53,263 INFO L447 ceAbstractionStarter]: At program point L199(lines 199 206) the Hoare annotation is: true [2019-11-24 05:09:53,263 INFO L447 ceAbstractionStarter]: At program point L1260(lines 1260 1267) the Hoare annotation is: true [2019-11-24 05:09:53,263 INFO L447 ceAbstractionStarter]: At program point L1260-1(lines 1260 1267) the Hoare annotation is: true [2019-11-24 05:09:53,263 INFO L447 ceAbstractionStarter]: At program point L208(lines 195 254) the Hoare annotation is: true [2019-11-24 05:09:53,264 INFO L447 ceAbstractionStarter]: At program point L213(lines 213 220) the Hoare annotation is: true [2019-11-24 05:09:53,264 INFO L447 ceAbstractionStarter]: At program point L222(lines 209 253) the Hoare annotation is: true [2019-11-24 05:09:53,264 INFO L447 ceAbstractionStarter]: At program point L227(lines 227 234) the Hoare annotation is: true [2019-11-24 05:09:53,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:09:53 BoogieIcfgContainer [2019-11-24 05:09:53,278 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:09:53,280 INFO L168 Benchmark]: Toolchain (without parser) took 19066.59 ms. Allocated memory was 139.5 MB in the beginning and 691.5 MB in the end (delta: 552.1 MB). Free memory was 101.2 MB in the beginning and 404.9 MB in the end (delta: -303.7 MB). Peak memory consumption was 248.4 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:53,282 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 122.7 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 05:09:53,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1001.25 ms. Allocated memory was 139.5 MB in the beginning and 205.0 MB in the end (delta: 65.5 MB). Free memory was 101.0 MB in the beginning and 138.1 MB in the end (delta: -37.0 MB). Peak memory consumption was 34.2 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:53,284 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.30 ms. Allocated memory is still 205.0 MB. Free memory was 138.1 MB in the beginning and 120.2 MB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:53,285 INFO L168 Benchmark]: Boogie Preprocessor took 216.96 ms. Allocated memory is still 205.0 MB. Free memory was 120.2 MB in the beginning and 106.5 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:53,286 INFO L168 Benchmark]: RCFGBuilder took 16385.03 ms. Allocated memory was 205.0 MB in the beginning and 691.5 MB in the end (delta: 486.5 MB). Free memory was 106.5 MB in the beginning and 492.9 MB in the end (delta: -386.5 MB). Peak memory consumption was 421.2 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:53,287 INFO L168 Benchmark]: TraceAbstraction took 1216.95 ms. Allocated memory is still 691.5 MB. Free memory was 492.9 MB in the beginning and 404.9 MB in the end (delta: 88.0 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. [2019-11-24 05:09:53,291 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 139.5 MB. Free memory was 122.7 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 1001.25 ms. Allocated memory was 139.5 MB in the beginning and 205.0 MB in the end (delta: 65.5 MB). Free memory was 101.0 MB in the beginning and 138.1 MB in the end (delta: -37.0 MB). Peak memory consumption was 34.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 239.30 ms. Allocated memory is still 205.0 MB. Free memory was 138.1 MB in the beginning and 120.2 MB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 216.96 ms. Allocated memory is still 205.0 MB. Free memory was 120.2 MB in the beginning and 106.5 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 16385.03 ms. Allocated memory was 205.0 MB in the beginning and 691.5 MB in the end (delta: 486.5 MB). Free memory was 106.5 MB in the beginning and 492.9 MB in the end (delta: -386.5 MB). Peak memory consumption was 421.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1216.95 ms. Allocated memory is still 691.5 MB. Free memory was 492.9 MB in the beginning and 404.9 MB in the end (delta: 88.0 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 697]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 697]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 697]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 697]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 697]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 697]: 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: 483]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2878]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2878]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2878]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2878]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2878]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2878]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1260]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1260]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1204]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 6 error locations. Result: SAFE, OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.1s, 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, 36 LocationsWithAnnotation, 36 PreInvPairs, 49 NumberOfFragments, 50 HoareAnnotationTreeSize, 36 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 36 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s 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...