/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:51:46,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:51:46,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:51:46,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 04:51:46,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 04:51:46,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 04:51:46,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 04:51:46,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 04:51:46,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 04:51:46,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 04:51:46,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 04:51:46,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 04:51:46,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 04:51:46,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 04:51:46,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 04:51:46,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 04:51:46,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 04:51:46,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 04:51:46,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 04:51:46,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 04:51:46,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 04:51:46,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 04:51:46,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 04:51:46,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 04:51:46,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 04:51:46,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 04:51:46,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 04:51:46,928 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 04:51:46,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 04:51:46,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 04:51:46,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 04:51:46,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 04:51:46,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 04:51:46,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 04:51:46,938 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 04:51:46,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 04:51:46,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 04:51:46,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 04:51:46,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 04:51:46,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 04:51:46,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 04:51:46,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 04:51:46,977 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:51:46,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:51:46,978 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:51:46,979 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:51:46,982 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:51:46,982 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:51:46,982 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:51:46,982 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:51:46,983 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:51:46,983 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:51:46,983 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:51:46,983 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:51:46,983 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:51:46,984 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:51:46,985 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:51:46,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:51:46,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:51:46,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:51:46,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:51:46,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:51:46,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:51:46,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:51:46,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:51:46,988 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:51:46,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:51:46,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:51:46,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:51:46,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:51:46,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:51:46,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:51:46,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:51:46,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:51:46,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:51:46,990 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:51:46,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:51:46,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:51:46,992 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:51:46,993 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:51:47,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:51:47,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:51:47,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:51:47,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:51:47,291 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:51:47,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product27.cil.c [2019-11-24 04:51:47,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbd7e4ea/7aa2311416894f0a9ad2fa9d28c316c2/FLAGa0290bb6a [2019-11-24 04:51:48,034 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:51:48,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product27.cil.c [2019-11-24 04:51:48,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbd7e4ea/7aa2311416894f0a9ad2fa9d28c316c2/FLAGa0290bb6a [2019-11-24 04:51:48,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbd7e4ea/7aa2311416894f0a9ad2fa9d28c316c2 [2019-11-24 04:51:48,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:51:48,239 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:51:48,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:51:48,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:51:48,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:51:48,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:51:48" (1/1) ... [2019-11-24 04:51:48,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9b1aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:48, skipping insertion in model container [2019-11-24 04:51:48,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:51:48" (1/1) ... [2019-11-24 04:51:48,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:51:48,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:51:49,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:51:49,162 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:51:49,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:51:49,351 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:51:49,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49 WrapperNode [2019-11-24 04:51:49,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:51:49,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:51:49,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:51:49,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:51:49,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (1/1) ... [2019-11-24 04:51:49,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (1/1) ... [2019-11-24 04:51:49,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:51:49,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:51:49,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:51:49,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:51:49,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (1/1) ... [2019-11-24 04:51:49,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (1/1) ... [2019-11-24 04:51:49,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (1/1) ... [2019-11-24 04:51:49,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (1/1) ... [2019-11-24 04:51:49,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (1/1) ... [2019-11-24 04:51:49,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (1/1) ... [2019-11-24 04:51:49,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (1/1) ... [2019-11-24 04:51:49,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:51:49,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:51:49,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:51:49,737 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:51:49,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:51:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 04:51:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 04:51:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 04:51:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:51:49,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:52:03,917 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:52:03,917 INFO L284 CfgBuilder]: Removed 685 assume(true) statements. [2019-11-24 04:52:03,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:52:03 BoogieIcfgContainer [2019-11-24 04:52:03,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:52:03,920 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:52:03,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:52:03,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:52:03,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:51:48" (1/3) ... [2019-11-24 04:52:03,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71aa0c5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:52:03, skipping insertion in model container [2019-11-24 04:52:03,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:51:49" (2/3) ... [2019-11-24 04:52:03,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71aa0c5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:52:03, skipping insertion in model container [2019-11-24 04:52:03,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:52:03" (3/3) ... [2019-11-24 04:52:03,937 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product27.cil.c [2019-11-24 04:52:03,953 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:52:03,964 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-24 04:52:03,983 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-24 04:52:04,028 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:52:04,029 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:52:04,029 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:52:04,029 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:52:04,029 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:52:04,029 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:52:04,030 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:52:04,030 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:52:04,057 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2019-11-24 04:52:04,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 04:52:04,065 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:52:04,067 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:52:04,067 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:52:04,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:52:04,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1888059088, now seen corresponding path program 1 times [2019-11-24 04:52:04,093 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:52:04,094 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133671183] [2019-11-24 04:52:04,094 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:52:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:52:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:52:04,760 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133671183] [2019-11-24 04:52:04,761 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:52:04,762 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 04:52:04,763 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011773783] [2019-11-24 04:52:04,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 04:52:04,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:52:04,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 04:52:04,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:52:04,796 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2019-11-24 04:52:04,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:52:04,854 INFO L93 Difference]: Finished difference Result 112 states and 165 transitions. [2019-11-24 04:52:04,854 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 04:52:04,857 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-11-24 04:52:04,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:52:04,879 INFO L225 Difference]: With dead ends: 112 [2019-11-24 04:52:04,879 INFO L226 Difference]: Without dead ends: 63 [2019-11-24 04:52:04,886 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:52:04,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2019-11-24 04:52:04,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2019-11-24 04:52:04,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-11-24 04:52:04,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions. [2019-11-24 04:52:04,977 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 8 [2019-11-24 04:52:04,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:52:04,978 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 90 transitions. [2019-11-24 04:52:04,978 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 04:52:04,979 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2019-11-24 04:52:04,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-24 04:52:04,980 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:52:04,981 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:52:04,981 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:52:04,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:52:04,982 INFO L82 PathProgramCache]: Analyzing trace with hash 1015885387, now seen corresponding path program 1 times [2019-11-24 04:52:04,982 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:52:04,983 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101555825] [2019-11-24 04:52:04,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:52:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:52:05,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:52:05,183 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101555825] [2019-11-24 04:52:05,184 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:52:05,184 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:52:05,185 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128396289] [2019-11-24 04:52:05,186 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:52:05,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:52:05,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:52:05,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:52:05,188 INFO L87 Difference]: Start difference. First operand 63 states and 90 transitions. Second operand 3 states. [2019-11-24 04:52:05,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:52:05,225 INFO L93 Difference]: Finished difference Result 102 states and 134 transitions. [2019-11-24 04:52:05,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:52:05,227 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-24 04:52:05,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:52:05,229 INFO L225 Difference]: With dead ends: 102 [2019-11-24 04:52:05,230 INFO L226 Difference]: Without dead ends: 65 [2019-11-24 04:52:05,232 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:52:05,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-11-24 04:52:05,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-11-24 04:52:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-11-24 04:52:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 92 transitions. [2019-11-24 04:52:05,260 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 92 transitions. Word has length 9 [2019-11-24 04:52:05,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:52:05,261 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 92 transitions. [2019-11-24 04:52:05,261 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:52:05,261 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2019-11-24 04:52:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-24 04:52:05,263 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:52:05,264 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:52:05,264 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:52:05,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:52:05,266 INFO L82 PathProgramCache]: Analyzing trace with hash 51306541, now seen corresponding path program 1 times [2019-11-24 04:52:05,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:52:05,267 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828661480] [2019-11-24 04:52:05,268 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:52:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:52:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-24 04:52:05,431 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828661480] [2019-11-24 04:52:05,431 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:52:05,431 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:52:05,431 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38306671] [2019-11-24 04:52:05,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:52:05,432 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:52:05,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:52:05,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:52:05,433 INFO L87 Difference]: Start difference. First operand 65 states and 92 transitions. Second operand 3 states. [2019-11-24 04:52:05,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:52:05,473 INFO L93 Difference]: Finished difference Result 76 states and 106 transitions. [2019-11-24 04:52:05,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:52:05,473 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-24 04:52:05,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:52:05,474 INFO L225 Difference]: With dead ends: 76 [2019-11-24 04:52:05,474 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 04:52:05,475 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:52:05,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 04:52:05,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 04:52:05,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 04:52:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 04:52:05,476 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-24 04:52:05,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:52:05,476 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 04:52:05,477 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:52:05,477 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 04:52:05,477 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 04:52:05,482 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 04:52:05,547 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,548 INFO L444 ceAbstractionStarter]: For program point L2377(lines 2376 2549) no Hoare annotation was computed. [2019-11-24 04:52:05,548 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,548 INFO L444 ceAbstractionStarter]: For program point L2384(lines 2384 2548) no Hoare annotation was computed. [2019-11-24 04:52:05,548 INFO L447 ceAbstractionStarter]: At program point L2388(lines 2388 2395) the Hoare annotation is: true [2019-11-24 04:52:05,548 INFO L447 ceAbstractionStarter]: At program point L2397(lines 2384 2548) the Hoare annotation is: true [2019-11-24 04:52:05,548 INFO L447 ceAbstractionStarter]: At program point L2402(lines 2402 2409) the Hoare annotation is: true [2019-11-24 04:52:05,549 INFO L447 ceAbstractionStarter]: At program point L2411(lines 2398 2547) the Hoare annotation is: true [2019-11-24 04:52:05,549 INFO L447 ceAbstractionStarter]: At program point L2416(lines 2416 2423) the Hoare annotation is: true [2019-11-24 04:52:05,549 INFO L447 ceAbstractionStarter]: At program point L2425(lines 2412 2546) the Hoare annotation is: true [2019-11-24 04:52:05,549 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,549 INFO L447 ceAbstractionStarter]: At program point L2430(lines 2430 2437) the Hoare annotation is: true [2019-11-24 04:52:05,550 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 04:52:05,550 INFO L447 ceAbstractionStarter]: At program point L2439(lines 2426 2545) the Hoare annotation is: true [2019-11-24 04:52:05,550 INFO L447 ceAbstractionStarter]: At program point L2444(lines 2444 2451) the Hoare annotation is: true [2019-11-24 04:52:05,550 INFO L447 ceAbstractionStarter]: At program point L2453(lines 2440 2544) the Hoare annotation is: true [2019-11-24 04:52:05,550 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,550 INFO L447 ceAbstractionStarter]: At program point L2458(lines 2458 2465) the Hoare annotation is: true [2019-11-24 04:52:05,551 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 04:52:05,551 INFO L447 ceAbstractionStarter]: At program point L2467(lines 2454 2543) the Hoare annotation is: true [2019-11-24 04:52:05,551 INFO L447 ceAbstractionStarter]: At program point L2472(lines 2472 2479) the Hoare annotation is: true [2019-11-24 04:52:05,551 INFO L447 ceAbstractionStarter]: At program point L2481(lines 2468 2542) the Hoare annotation is: true [2019-11-24 04:52:05,551 INFO L447 ceAbstractionStarter]: At program point L2486(lines 2486 2493) the Hoare annotation is: true [2019-11-24 04:52:05,551 INFO L447 ceAbstractionStarter]: At program point L2495(lines 2482 2541) the Hoare annotation is: true [2019-11-24 04:52:05,551 INFO L447 ceAbstractionStarter]: At program point L2500(lines 2500 2507) the Hoare annotation is: true [2019-11-24 04:52:05,552 INFO L447 ceAbstractionStarter]: At program point L2509(lines 2496 2540) the Hoare annotation is: true [2019-11-24 04:52:05,552 INFO L447 ceAbstractionStarter]: At program point L2514(lines 2514 2521) the Hoare annotation is: true [2019-11-24 04:52:05,552 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,552 INFO L447 ceAbstractionStarter]: At program point L2523(lines 2510 2539) the Hoare annotation is: true [2019-11-24 04:52:05,552 INFO L447 ceAbstractionStarter]: At program point L1202(lines 1202 1221) the Hoare annotation is: true [2019-11-24 04:52:05,553 INFO L447 ceAbstractionStarter]: At program point L1202-1(lines 1202 1221) the Hoare annotation is: true [2019-11-24 04:52:05,553 INFO L447 ceAbstractionStarter]: At program point L2528(lines 2528 2535) the Hoare annotation is: true [2019-11-24 04:52:05,553 INFO L447 ceAbstractionStarter]: At program point L2528-1(lines 2376 2549) the Hoare annotation is: true [2019-11-24 04:52:05,553 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,553 INFO L447 ceAbstractionStarter]: At program point L2550(lines 2375 2551) the Hoare annotation is: true [2019-11-24 04:52:05,553 INFO L447 ceAbstractionStarter]: At program point L1758(lines 1758 1766) the Hoare annotation is: true [2019-11-24 04:52:05,554 INFO L444 ceAbstractionStarter]: For program point L1520(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,554 INFO L444 ceAbstractionStarter]: For program point L1520-1(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,554 INFO L444 ceAbstractionStarter]: For program point L1520-2(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,554 INFO L444 ceAbstractionStarter]: For program point L1520-3(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,554 INFO L444 ceAbstractionStarter]: For program point L1520-4(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,554 INFO L444 ceAbstractionStarter]: For program point L1520-5(line 1520) no Hoare annotation was computed. [2019-11-24 04:52:05,554 INFO L440 ceAbstractionStarter]: At program point L1521(lines 2576 2593) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~22) [2019-11-24 04:52:05,554 INFO L440 ceAbstractionStarter]: At program point L1521-1(lines 2576 2593) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~22) [2019-11-24 04:52:05,555 INFO L440 ceAbstractionStarter]: At program point L1521-2(lines 2576 2593) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~22) [2019-11-24 04:52:05,555 INFO L440 ceAbstractionStarter]: At program point L1521-3(lines 2576 2593) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~22) [2019-11-24 04:52:05,555 INFO L447 ceAbstractionStarter]: At program point L1521-4(lines 2576 2593) the Hoare annotation is: true [2019-11-24 04:52:05,555 INFO L447 ceAbstractionStarter]: At program point L1521-5(lines 2576 2593) the Hoare annotation is: true [2019-11-24 04:52:05,555 INFO L444 ceAbstractionStarter]: For program point L2584(lines 2584 2590) no Hoare annotation was computed. [2019-11-24 04:52:05,555 INFO L444 ceAbstractionStarter]: For program point L2584-2(lines 2584 2590) no Hoare annotation was computed. [2019-11-24 04:52:05,556 INFO L444 ceAbstractionStarter]: For program point L2584-4(lines 2584 2590) no Hoare annotation was computed. [2019-11-24 04:52:05,556 INFO L444 ceAbstractionStarter]: For program point L2584-6(lines 2584 2590) no Hoare annotation was computed. [2019-11-24 04:52:05,556 INFO L444 ceAbstractionStarter]: For program point L2584-8(lines 2584 2590) no Hoare annotation was computed. [2019-11-24 04:52:05,556 INFO L444 ceAbstractionStarter]: For program point L2584-10(lines 2584 2590) no Hoare annotation was computed. [2019-11-24 04:52:05,556 INFO L447 ceAbstractionStarter]: At program point L1264(lines 1264 1270) the Hoare annotation is: true [2019-11-24 04:52:05,556 INFO L447 ceAbstractionStarter]: At program point L1264-1(lines 1256 1273) the Hoare annotation is: true [2019-11-24 04:52:05,556 INFO L447 ceAbstractionStarter]: At program point L1264-2(lines 1264 1270) the Hoare annotation is: true [2019-11-24 04:52:05,557 INFO L447 ceAbstractionStarter]: At program point L1264-3(lines 1256 1273) the Hoare annotation is: true [2019-11-24 04:52:05,557 INFO L447 ceAbstractionStarter]: At program point L1264-4(lines 1264 1270) the Hoare annotation is: true [2019-11-24 04:52:05,557 INFO L447 ceAbstractionStarter]: At program point L1264-5(lines 1256 1273) the Hoare annotation is: true [2019-11-24 04:52:05,557 INFO L447 ceAbstractionStarter]: At program point L1264-6(lines 1264 1270) the Hoare annotation is: true [2019-11-24 04:52:05,557 INFO L447 ceAbstractionStarter]: At program point L1264-7(lines 1256 1273) the Hoare annotation is: true [2019-11-24 04:52:05,557 INFO L447 ceAbstractionStarter]: At program point L1264-8(lines 1264 1270) the Hoare annotation is: true [2019-11-24 04:52:05,557 INFO L447 ceAbstractionStarter]: At program point L1264-9(lines 1256 1273) the Hoare annotation is: true [2019-11-24 04:52:05,558 INFO L447 ceAbstractionStarter]: At program point L1264-10(lines 1264 1270) the Hoare annotation is: true [2019-11-24 04:52:05,558 INFO L447 ceAbstractionStarter]: At program point L1264-11(lines 1256 1273) the Hoare annotation is: true [2019-11-24 04:52:05,558 INFO L447 ceAbstractionStarter]: At program point L1284-5(lines 1321 1333) the Hoare annotation is: true [2019-11-24 04:52:05,558 INFO L447 ceAbstractionStarter]: At program point L1814(lines 1814 1821) the Hoare annotation is: true [2019-11-24 04:52:05,558 INFO L447 ceAbstractionStarter]: At program point L1814-1(lines 1814 1821) the Hoare annotation is: true [2019-11-24 04:52:05,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 04:52:05 BoogieIcfgContainer [2019-11-24 04:52:05,575 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 04:52:05,578 INFO L168 Benchmark]: Toolchain (without parser) took 17336.93 ms. Allocated memory was 145.2 MB in the beginning and 628.6 MB in the end (delta: 483.4 MB). Free memory was 101.3 MB in the beginning and 385.1 MB in the end (delta: -283.8 MB). Peak memory consumption was 199.6 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:05,578 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.2 MB. Free memory is still 122.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 04:52:05,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1111.57 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 100.9 MB in the beginning and 136.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:05,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.82 ms. Allocated memory is still 203.9 MB. Free memory was 135.2 MB in the beginning and 117.4 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:05,581 INFO L168 Benchmark]: Boogie Preprocessor took 174.61 ms. Allocated memory is still 203.9 MB. Free memory was 117.4 MB in the beginning and 103.5 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:05,582 INFO L168 Benchmark]: RCFGBuilder took 14182.93 ms. Allocated memory was 203.9 MB in the beginning and 628.6 MB in the end (delta: 424.7 MB). Free memory was 102.5 MB in the beginning and 488.8 MB in the end (delta: -386.3 MB). Peak memory consumption was 363.7 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:05,583 INFO L168 Benchmark]: TraceAbstraction took 1654.62 ms. Allocated memory is still 628.6 MB. Free memory was 488.8 MB in the beginning and 385.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:05,587 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 145.2 MB. Free memory is still 122.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1111.57 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 100.9 MB in the beginning and 136.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 208.82 ms. Allocated memory is still 203.9 MB. Free memory was 135.2 MB in the beginning and 117.4 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 174.61 ms. Allocated memory is still 203.9 MB. Free memory was 117.4 MB in the beginning and 103.5 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 14182.93 ms. Allocated memory was 203.9 MB in the beginning and 628.6 MB in the end (delta: 424.7 MB). Free memory was 102.5 MB in the beginning and 488.8 MB in the end (delta: -386.3 MB). Peak memory consumption was 363.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1654.62 ms. Allocated memory is still 628.6 MB. Free memory was 488.8 MB in the beginning and 385.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1520]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1520]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1520]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1520]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1520]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1520]: 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: 2576]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2402]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2576]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2375]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2486]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2576]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2444]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2482]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2440]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1256]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2430]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2388]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1264]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2514]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1256]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2384]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2472]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2576]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2510]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2468]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1264]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1256]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2576]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2576]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2454]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1264]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1256]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1814]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1264]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1256]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1321]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1814]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1264]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1758]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1202]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1202]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1264]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1256]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2416]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 6 error locations. Result: SAFE, OverallTime: 1.5s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 278 SDtfs, 18 SDslu, 151 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=69occurred 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, 48 LocationsWithAnnotation, 48 PreInvPairs, 84 NumberOfFragments, 56 HoareAnnotationTreeSize, 48 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 48 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 313 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...