/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec0_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:49:15,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:49:15,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:49:15,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 04:49:15,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 04:49:15,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 04:49:15,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 04:49:15,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 04:49:15,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 04:49:15,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 04:49:15,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 04:49:15,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 04:49:15,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 04:49:15,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 04:49:15,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 04:49:15,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 04:49:15,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 04:49:15,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 04:49:15,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 04:49:15,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 04:49:15,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 04:49:15,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 04:49:15,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 04:49:15,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 04:49:15,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 04:49:15,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 04:49:15,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 04:49:15,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 04:49:15,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 04:49:15,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 04:49:15,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 04:49:15,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 04:49:15,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 04:49:15,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 04:49:15,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 04:49:15,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 04:49:15,108 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 04:49:15,124 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:49:15,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:49:15,125 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:49:15,125 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:49:15,126 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:49:15,126 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:49:15,126 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:49:15,126 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:49:15,126 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:49:15,127 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:49:15,127 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:49:15,127 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:49:15,127 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:49:15,127 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:49:15,128 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:49:15,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:49:15,128 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:49:15,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:49:15,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:49:15,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:49:15,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:49:15,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:49:15,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:49:15,130 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:49:15,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:49:15,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:49:15,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:49:15,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:49:15,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:49:15,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:49:15,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:49:15,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:49:15,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:49:15,132 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:49:15,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:49:15,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:49:15,133 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:49:15,133 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:49:15,435 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:49:15,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:49:15,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:49:15,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:49:15,465 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:49:15,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product24.cil.c [2019-11-24 04:49:15,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9d8dc8d2/3992674080f44780b2b41e2e9389f94a/FLAG64fd9d652 [2019-11-24 04:49:16,152 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:49:16,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product24.cil.c [2019-11-24 04:49:16,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9d8dc8d2/3992674080f44780b2b41e2e9389f94a/FLAG64fd9d652 [2019-11-24 04:49:16,325 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9d8dc8d2/3992674080f44780b2b41e2e9389f94a [2019-11-24 04:49:16,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:49:16,335 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:49:16,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:49:16,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:49:16,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:49:16,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:49:16" (1/1) ... [2019-11-24 04:49:16,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e6a8f6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:16, skipping insertion in model container [2019-11-24 04:49:16,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:49:16" (1/1) ... [2019-11-24 04:49:16,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:49:16,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:49:17,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:49:17,165 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:49:17,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:49:17,359 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:49:17,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17 WrapperNode [2019-11-24 04:49:17,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:49:17,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:49:17,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:49:17,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:49:17,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (1/1) ... [2019-11-24 04:49:17,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (1/1) ... [2019-11-24 04:49:17,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:49:17,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:49:17,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:49:17,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:49:17,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (1/1) ... [2019-11-24 04:49:17,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (1/1) ... [2019-11-24 04:49:17,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (1/1) ... [2019-11-24 04:49:17,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (1/1) ... [2019-11-24 04:49:17,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (1/1) ... [2019-11-24 04:49:17,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (1/1) ... [2019-11-24 04:49:17,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (1/1) ... [2019-11-24 04:49:17,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:49:17,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:49:17,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:49:17,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:49:17,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (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 04:49:17,744 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 04:49:17,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 04:49:17,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 04:49:17,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:49:17,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:49:25,259 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:49:25,259 INFO L284 CfgBuilder]: Removed 323 assume(true) statements. [2019-11-24 04:49:25,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:49:25 BoogieIcfgContainer [2019-11-24 04:49:25,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:49:25,265 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:49:25,265 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:49:25,270 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:49:25,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:49:16" (1/3) ... [2019-11-24 04:49:25,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9fc47f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:49:25, skipping insertion in model container [2019-11-24 04:49:25,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:49:17" (2/3) ... [2019-11-24 04:49:25,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9fc47f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:49:25, skipping insertion in model container [2019-11-24 04:49:25,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:49:25" (3/3) ... [2019-11-24 04:49:25,278 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product24.cil.c [2019-11-24 04:49:25,294 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:49:25,308 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-24 04:49:25,327 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-24 04:49:25,368 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:49:25,369 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:49:25,369 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:49:25,369 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:49:25,369 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:49:25,370 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:49:25,370 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:49:25,370 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:49:25,387 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states. [2019-11-24 04:49:25,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-24 04:49:25,394 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:49:25,396 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:49:25,396 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:49:25,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:49:25,405 INFO L82 PathProgramCache]: Analyzing trace with hash 44335091, now seen corresponding path program 1 times [2019-11-24 04:49:25,418 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:49:25,419 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083112759] [2019-11-24 04:49:25,419 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:49:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:49:25,856 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 04:49:25,856 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083112759] [2019-11-24 04:49:25,857 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:49:25,857 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 04:49:25,858 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072670997] [2019-11-24 04:49:25,862 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 04:49:25,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:49:25,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 04:49:25,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:49:25,875 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 2 states. [2019-11-24 04:49:25,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:49:25,898 INFO L93 Difference]: Finished difference Result 56 states and 89 transitions. [2019-11-24 04:49:25,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 04:49:25,899 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 7 [2019-11-24 04:49:25,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:49:25,912 INFO L225 Difference]: With dead ends: 56 [2019-11-24 04:49:25,912 INFO L226 Difference]: Without dead ends: 38 [2019-11-24 04:49:25,916 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 04:49:25,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2019-11-24 04:49:25,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2019-11-24 04:49:25,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2019-11-24 04:49:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 61 transitions. [2019-11-24 04:49:25,958 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 61 transitions. Word has length 7 [2019-11-24 04:49:25,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:49:25,959 INFO L462 AbstractCegarLoop]: Abstraction has 38 states and 61 transitions. [2019-11-24 04:49:25,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 04:49:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2019-11-24 04:49:25,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 04:49:25,960 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:49:25,960 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:49:25,961 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:49:25,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:49:25,961 INFO L82 PathProgramCache]: Analyzing trace with hash -1262259829, now seen corresponding path program 1 times [2019-11-24 04:49:25,961 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:49:25,961 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271086346] [2019-11-24 04:49:25,962 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:49:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:49:26,098 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 04:49:26,099 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271086346] [2019-11-24 04:49:26,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:49:26,099 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:49:26,101 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253408143] [2019-11-24 04:49:26,103 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:49:26,103 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:49:26,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:49:26,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:49:26,104 INFO L87 Difference]: Start difference. First operand 38 states and 61 transitions. Second operand 3 states. [2019-11-24 04:49:26,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:49:26,126 INFO L93 Difference]: Finished difference Result 52 states and 76 transitions. [2019-11-24 04:49:26,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:49:26,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-11-24 04:49:26,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:49:26,128 INFO L225 Difference]: With dead ends: 52 [2019-11-24 04:49:26,128 INFO L226 Difference]: Without dead ends: 40 [2019-11-24 04:49:26,129 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 04:49:26,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2019-11-24 04:49:26,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2019-11-24 04:49:26,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2019-11-24 04:49:26,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 63 transitions. [2019-11-24 04:49:26,147 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 63 transitions. Word has length 8 [2019-11-24 04:49:26,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:49:26,147 INFO L462 AbstractCegarLoop]: Abstraction has 40 states and 63 transitions. [2019-11-24 04:49:26,147 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:49:26,147 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 63 transitions. [2019-11-24 04:49:26,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-24 04:49:26,150 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:49:26,150 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:49:26,150 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:49:26,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:49:26,151 INFO L82 PathProgramCache]: Analyzing trace with hash -619304596, now seen corresponding path program 1 times [2019-11-24 04:49:26,151 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:49:26,151 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956478109] [2019-11-24 04:49:26,152 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:49:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:49:26,352 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 04:49:26,352 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956478109] [2019-11-24 04:49:26,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:49:26,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 04:49:26,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557755] [2019-11-24 04:49:26,353 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 04:49:26,353 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:49:26,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 04:49:26,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 04:49:26,354 INFO L87 Difference]: Start difference. First operand 40 states and 63 transitions. Second operand 4 states. [2019-11-24 04:49:26,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:49:26,383 INFO L93 Difference]: Finished difference Result 43 states and 66 transitions. [2019-11-24 04:49:26,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 04:49:26,384 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2019-11-24 04:49:26,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:49:26,384 INFO L225 Difference]: With dead ends: 43 [2019-11-24 04:49:26,385 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 04:49:26,385 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 04:49:26,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 04:49:26,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 04:49:26,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 04:49:26,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 04:49:26,387 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2019-11-24 04:49:26,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:49:26,387 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 04:49:26,387 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 04:49:26,387 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 04:49:26,387 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 04:49:26,392 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 04:49:26,466 INFO L440 ceAbstractionStarter]: At program point L630(lines 617 661) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,466 INFO L444 ceAbstractionStarter]: For program point L501(lines 500 670) no Hoare annotation was computed. [2019-11-24 04:49:26,466 INFO L440 ceAbstractionStarter]: At program point L635(lines 635 642) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,466 INFO L444 ceAbstractionStarter]: For program point L508(lines 508 669) no Hoare annotation was computed. [2019-11-24 04:49:26,467 INFO L440 ceAbstractionStarter]: At program point L644(lines 631 660) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,467 INFO L440 ceAbstractionStarter]: At program point L512(lines 512 519) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,467 INFO L440 ceAbstractionStarter]: At program point L649(lines 649 656) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,467 INFO L440 ceAbstractionStarter]: At program point L649-1(lines 500 670) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,467 INFO L440 ceAbstractionStarter]: At program point L1179(lines 1179 1186) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,467 INFO L447 ceAbstractionStarter]: At program point L1179-1(lines 1179 1186) the Hoare annotation is: true [2019-11-24 04:49:26,468 INFO L440 ceAbstractionStarter]: At program point L521(lines 508 669) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,468 INFO L440 ceAbstractionStarter]: At program point L526(lines 526 533) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,468 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1327) no Hoare annotation was computed. [2019-11-24 04:49:26,468 INFO L444 ceAbstractionStarter]: For program point L1327(line 1327) no Hoare annotation was computed. [2019-11-24 04:49:26,468 INFO L444 ceAbstractionStarter]: For program point L1327-1(line 1327) no Hoare annotation was computed. [2019-11-24 04:49:26,468 INFO L440 ceAbstractionStarter]: At program point L535(lines 522 668) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,469 INFO L440 ceAbstractionStarter]: At program point L1328(lines 1794 1811) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~11 1) (not (= 0 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~19))) [2019-11-24 04:49:26,469 INFO L447 ceAbstractionStarter]: At program point L1328-1(lines 1794 1811) the Hoare annotation is: true [2019-11-24 04:49:26,469 INFO L440 ceAbstractionStarter]: At program point L671(lines 499 672) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,469 INFO L440 ceAbstractionStarter]: At program point L540(lines 540 547) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,469 INFO L440 ceAbstractionStarter]: At program point L805(lines 805 812) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,469 INFO L440 ceAbstractionStarter]: At program point L805-1(lines 1 2928) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,470 INFO L440 ceAbstractionStarter]: At program point L805-2(lines 805 812) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,470 INFO L440 ceAbstractionStarter]: At program point L549(lines 536 667) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,470 INFO L440 ceAbstractionStarter]: At program point L554(lines 554 561) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,470 INFO L440 ceAbstractionStarter]: At program point L563(lines 550 666) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,470 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1327) no Hoare annotation was computed. [2019-11-24 04:49:26,471 INFO L440 ceAbstractionStarter]: At program point L568(lines 568 575) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,471 INFO L440 ceAbstractionStarter]: At program point L577(lines 564 665) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,471 INFO L440 ceAbstractionStarter]: At program point L582(lines 582 589) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,471 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 04:49:26,471 INFO L440 ceAbstractionStarter]: At program point L591(lines 578 664) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,471 INFO L440 ceAbstractionStarter]: At program point L1123(lines 1123 1131) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,471 INFO L440 ceAbstractionStarter]: At program point L596(lines 596 603) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,472 INFO L440 ceAbstractionStarter]: At program point L605(lines 592 663) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,472 INFO L444 ceAbstractionStarter]: For program point L610(lines 610 614) no Hoare annotation was computed. [2019-11-24 04:49:26,472 INFO L444 ceAbstractionStarter]: For program point L1802(lines 1802 1808) no Hoare annotation was computed. [2019-11-24 04:49:26,472 INFO L444 ceAbstractionStarter]: For program point L1802-2(lines 1802 1808) no Hoare annotation was computed. [2019-11-24 04:49:26,472 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 04:49:26,472 INFO L440 ceAbstractionStarter]: At program point L616(lines 606 662) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,473 INFO L440 ceAbstractionStarter]: At program point L621(lines 621 628) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~11 1) [2019-11-24 04:49:26,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 04:49:26 BoogieIcfgContainer [2019-11-24 04:49:26,490 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 04:49:26,493 INFO L168 Benchmark]: Toolchain (without parser) took 10157.23 ms. Allocated memory was 142.1 MB in the beginning and 370.7 MB in the end (delta: 228.6 MB). Free memory was 99.0 MB in the beginning and 131.4 MB in the end (delta: -32.4 MB). Peak memory consumption was 196.2 MB. Max. memory is 7.1 GB. [2019-11-24 04:49:26,494 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 142.1 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 04:49:26,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1024.18 ms. Allocated memory was 142.1 MB in the beginning and 202.4 MB in the end (delta: 60.3 MB). Free memory was 98.6 MB in the beginning and 136.9 MB in the end (delta: -38.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2019-11-24 04:49:26,496 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.30 ms. Allocated memory is still 202.4 MB. Free memory was 136.9 MB in the beginning and 126.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-11-24 04:49:26,497 INFO L168 Benchmark]: Boogie Preprocessor took 119.65 ms. Allocated memory is still 202.4 MB. Free memory was 126.4 MB in the beginning and 119.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-11-24 04:49:26,498 INFO L168 Benchmark]: RCFGBuilder took 7609.44 ms. Allocated memory was 202.4 MB in the beginning and 370.7 MB in the end (delta: 168.3 MB). Free memory was 119.0 MB in the beginning and 221.2 MB in the end (delta: -102.2 MB). Peak memory consumption was 220.7 MB. Max. memory is 7.1 GB. [2019-11-24 04:49:26,499 INFO L168 Benchmark]: TraceAbstraction took 1225.38 ms. Allocated memory is still 370.7 MB. Free memory was 221.2 MB in the beginning and 131.4 MB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. [2019-11-24 04:49:26,503 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 142.1 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1024.18 ms. Allocated memory was 142.1 MB in the beginning and 202.4 MB in the end (delta: 60.3 MB). Free memory was 98.6 MB in the beginning and 136.9 MB in the end (delta: -38.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 171.30 ms. Allocated memory is still 202.4 MB. Free memory was 136.9 MB in the beginning and 126.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.65 ms. Allocated memory is still 202.4 MB. Free memory was 126.4 MB in the beginning and 119.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7609.44 ms. Allocated memory was 202.4 MB in the beginning and 370.7 MB in the end (delta: 168.3 MB). Free memory was 119.0 MB in the beginning and 221.2 MB in the end (delta: -102.2 MB). Peak memory consumption was 220.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1225.38 ms. Allocated memory is still 370.7 MB. Free memory was 221.2 MB in the beginning and 131.4 MB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1327]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1327]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1179]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1123]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1794]: Loop Invariant Derived loop invariant: tmp == 1 && !(0 == tmp) - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: tmp == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 41 locations, 2 error locations. Result: SAFE, OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 185 SDtfs, 60 SDslu, 110 SDs, 0 SdLazy, 6 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=41occurred 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, 31 LocationsWithAnnotation, 31 PreInvPairs, 43 NumberOfFragments, 92 HoareAnnotationTreeSize, 31 FomulaSimplifications, 35 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 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...