/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_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:50:21,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:50:21,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:50:21,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 04:50:21,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 04:50:21,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 04:50:21,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 04:50:21,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 04:50:21,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 04:50:21,244 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 04:50:21,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 04:50:21,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 04:50:21,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 04:50:21,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 04:50:21,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 04:50:21,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 04:50:21,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 04:50:21,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 04:50:21,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 04:50:21,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 04:50:21,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 04:50:21,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 04:50:21,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 04:50:21,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 04:50:21,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 04:50:21,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 04:50:21,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 04:50:21,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 04:50:21,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 04:50:21,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 04:50:21,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 04:50:21,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 04:50:21,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 04:50:21,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 04:50:21,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 04:50:21,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 04:50:21,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 04:50:21,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 04:50:21,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 04:50:21,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 04:50:21,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 04:50:21,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 04:50:21,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:50:21,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:50:21,316 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:50:21,317 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:50:21,317 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:50:21,317 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:50:21,317 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:50:21,318 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:50:21,318 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:50:21,318 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:50:21,319 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:50:21,319 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:50:21,319 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:50:21,320 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:50:21,320 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:50:21,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:50:21,321 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:50:21,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:50:21,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:50:21,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:50:21,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:50:21,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:50:21,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:50:21,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:50:21,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:50:21,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:50:21,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:50:21,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:50:21,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:50:21,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:50:21,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:50:21,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:50:21,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:50:21,325 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:50:21,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:50:21,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:50:21,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:50:21,327 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:50:21,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:50:21,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:50:21,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:50:21,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:50:21,641 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:50:21,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product36.cil.c [2019-11-24 04:50:21,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/214108d5e/731aecc3f25e4ff28a02a6e04b518f36/FLAG52543fead [2019-11-24 04:50:22,311 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:50:22,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product36.cil.c [2019-11-24 04:50:22,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/214108d5e/731aecc3f25e4ff28a02a6e04b518f36/FLAG52543fead [2019-11-24 04:50:22,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/214108d5e/731aecc3f25e4ff28a02a6e04b518f36 [2019-11-24 04:50:22,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:50:22,557 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:50:22,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:50:22,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:50:22,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:50:22,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:50:22" (1/1) ... [2019-11-24 04:50:22,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352dfa6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:22, skipping insertion in model container [2019-11-24 04:50:22,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:50:22" (1/1) ... [2019-11-24 04:50:22,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:50:22,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:50:23,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:50:23,389 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:50:23,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:50:23,596 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:50:23,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23 WrapperNode [2019-11-24 04:50:23,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:50:23,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:50:23,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:50:23,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:50:23,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (1/1) ... [2019-11-24 04:50:23,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (1/1) ... [2019-11-24 04:50:23,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:50:23,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:50:23,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:50:23,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:50:23,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (1/1) ... [2019-11-24 04:50:23,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (1/1) ... [2019-11-24 04:50:23,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (1/1) ... [2019-11-24 04:50:23,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (1/1) ... [2019-11-24 04:50:23,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (1/1) ... [2019-11-24 04:50:23,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (1/1) ... [2019-11-24 04:50:23,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (1/1) ... [2019-11-24 04:50:23,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:50:23,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:50:23,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:50:23,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:50:23,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:50:23,974 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 04:50:23,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 04:50:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 04:50:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:50:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:50:30,909 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:50:30,909 INFO L284 CfgBuilder]: Removed 405 assume(true) statements. [2019-11-24 04:50:30,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:50:30 BoogieIcfgContainer [2019-11-24 04:50:30,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:50:30,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:50:30,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:50:30,919 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:50:30,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:50:22" (1/3) ... [2019-11-24 04:50:30,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441359aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:50:30, skipping insertion in model container [2019-11-24 04:50:30,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:50:23" (2/3) ... [2019-11-24 04:50:30,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441359aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:50:30, skipping insertion in model container [2019-11-24 04:50:30,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:50:30" (3/3) ... [2019-11-24 04:50:30,928 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product36.cil.c [2019-11-24 04:50:30,942 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:50:30,952 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-24 04:50:30,968 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-24 04:50:30,995 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:50:30,995 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:50:30,995 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:50:30,996 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:50:30,996 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:50:30,996 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:50:30,996 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:50:30,996 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:50:31,019 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states. [2019-11-24 04:50:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 04:50:31,028 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:50:31,029 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:50:31,030 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:50:31,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:50:31,036 INFO L82 PathProgramCache]: Analyzing trace with hash -2094785637, now seen corresponding path program 1 times [2019-11-24 04:50:31,046 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:50:31,048 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720811758] [2019-11-24 04:50:31,048 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:50:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:50:31,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:50:31,353 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720811758] [2019-11-24 04:50:31,354 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:50:31,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 04:50:31,355 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730823030] [2019-11-24 04:50:31,359 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 04:50:31,360 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:50:31,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 04:50:31,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:50:31,377 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 2 states. [2019-11-24 04:50:31,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:50:31,409 INFO L93 Difference]: Finished difference Result 104 states and 157 transitions. [2019-11-24 04:50:31,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 04:50:31,411 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-11-24 04:50:31,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:50:31,422 INFO L225 Difference]: With dead ends: 104 [2019-11-24 04:50:31,423 INFO L226 Difference]: Without dead ends: 61 [2019-11-24 04:50:31,426 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:50:31,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2019-11-24 04:50:31,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2019-11-24 04:50:31,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2019-11-24 04:50:31,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 88 transitions. [2019-11-24 04:50:31,479 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 88 transitions. Word has length 8 [2019-11-24 04:50:31,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:50:31,480 INFO L462 AbstractCegarLoop]: Abstraction has 61 states and 88 transitions. [2019-11-24 04:50:31,480 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 04:50:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2019-11-24 04:50:31,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-24 04:50:31,482 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:50:31,482 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:50:31,482 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:50:31,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:50:31,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1583437810, now seen corresponding path program 1 times [2019-11-24 04:50:31,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:50:31,484 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375425130] [2019-11-24 04:50:31,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:50:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:50:31,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:50:31,660 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375425130] [2019-11-24 04:50:31,661 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:50:31,661 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:50:31,661 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233713720] [2019-11-24 04:50:31,665 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:50:31,666 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:50:31,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:50:31,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:50:31,667 INFO L87 Difference]: Start difference. First operand 61 states and 88 transitions. Second operand 3 states. [2019-11-24 04:50:31,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:50:31,696 INFO L93 Difference]: Finished difference Result 98 states and 130 transitions. [2019-11-24 04:50:31,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:50:31,698 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-24 04:50:31,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:50:31,701 INFO L225 Difference]: With dead ends: 98 [2019-11-24 04:50:31,701 INFO L226 Difference]: Without dead ends: 63 [2019-11-24 04:50:31,703 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 04:50:31,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2019-11-24 04:50:31,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2019-11-24 04:50:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-11-24 04:50:31,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions. [2019-11-24 04:50:31,724 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 9 [2019-11-24 04:50:31,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:50:31,725 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 90 transitions. [2019-11-24 04:50:31,725 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:50:31,814 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2019-11-24 04:50:31,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-24 04:50:31,815 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:50:31,816 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:50:31,816 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 04:50:31,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:50:31,816 INFO L82 PathProgramCache]: Analyzing trace with hash 859342101, now seen corresponding path program 1 times [2019-11-24 04:50:31,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:50:31,822 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922413045] [2019-11-24 04:50:31,822 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:50:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:50:31,943 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 04:50:31,944 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922413045] [2019-11-24 04:50:31,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:50:31,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 04:50:31,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094129643] [2019-11-24 04:50:31,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 04:50:31,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:50:31,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 04:50:31,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 04:50:31,946 INFO L87 Difference]: Start difference. First operand 63 states and 90 transitions. Second operand 4 states. [2019-11-24 04:50:32,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:50:32,023 INFO L93 Difference]: Finished difference Result 72 states and 102 transitions. [2019-11-24 04:50:32,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 04:50:32,023 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-11-24 04:50:32,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:50:32,024 INFO L225 Difference]: With dead ends: 72 [2019-11-24 04:50:32,024 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 04:50:32,025 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 04:50:32,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 04:50:32,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 04:50:32,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 04:50:32,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 04:50:32,027 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-24 04:50:32,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:50:32,027 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 04:50:32,028 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 04:50:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 04:50:32,028 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 04:50:32,034 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 04:50:32,179 INFO L440 ceAbstractionStarter]: At program point L1687(lines 1687 1706) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,180 INFO L440 ceAbstractionStarter]: At program point L1687-1(lines 1687 1706) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,180 INFO L444 ceAbstractionStarter]: For program point L2349(lines 2349 2489) no Hoare annotation was computed. [2019-11-24 04:50:32,180 INFO L444 ceAbstractionStarter]: For program point L2353(lines 2353 2357) no Hoare annotation was computed. [2019-11-24 04:50:32,180 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,180 INFO L440 ceAbstractionStarter]: At program point L2491(lines 2340 2492) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,180 INFO L440 ceAbstractionStarter]: At program point L2359(lines 2349 2489) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,181 INFO L440 ceAbstractionStarter]: At program point L2364(lines 2364 2371) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,181 INFO L440 ceAbstractionStarter]: At program point L2373(lines 2360 2488) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,181 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,181 INFO L444 ceAbstractionStarter]: For program point L2378(lines 2378 2382) no Hoare annotation was computed. [2019-11-24 04:50:32,181 INFO L440 ceAbstractionStarter]: At program point L2384(lines 2374 2487) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,181 INFO L444 ceAbstractionStarter]: For program point L2389(lines 2389 2393) no Hoare annotation was computed. [2019-11-24 04:50:32,182 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,182 INFO L440 ceAbstractionStarter]: At program point L2395(lines 2385 2486) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,182 INFO L444 ceAbstractionStarter]: For program point L2400(lines 2400 2404) no Hoare annotation was computed. [2019-11-24 04:50:32,182 INFO L440 ceAbstractionStarter]: At program point L2406(lines 2396 2485) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,182 INFO L440 ceAbstractionStarter]: At program point L2411(lines 2411 2418) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,183 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,183 INFO L440 ceAbstractionStarter]: At program point L2550(lines 2550 2558) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,183 INFO L440 ceAbstractionStarter]: At program point L1758(lines 1758 1765) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,183 INFO L440 ceAbstractionStarter]: At program point L1758-1(lines 1661 1672) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,183 INFO L440 ceAbstractionStarter]: At program point L1758-2(lines 1758 1765) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,183 INFO L440 ceAbstractionStarter]: At program point L1758-4(lines 1758 1765) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,184 INFO L440 ceAbstractionStarter]: At program point L1758-5(lines 1784 1796) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,184 INFO L440 ceAbstractionStarter]: At program point L1758-6(lines 1758 1765) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,184 INFO L440 ceAbstractionStarter]: At program point L1758-7(lines 1661 1672) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,184 INFO L440 ceAbstractionStarter]: At program point L1758-8(lines 1758 1765) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,184 INFO L440 ceAbstractionStarter]: At program point L1758-10(lines 1758 1765) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,184 INFO L444 ceAbstractionStarter]: For program point L2287(lines 2287 2293) no Hoare annotation was computed. [2019-11-24 04:50:32,184 INFO L444 ceAbstractionStarter]: For program point L2287-2(lines 2287 2293) no Hoare annotation was computed. [2019-11-24 04:50:32,185 INFO L444 ceAbstractionStarter]: For program point L2287-4(lines 2287 2293) no Hoare annotation was computed. [2019-11-24 04:50:32,185 INFO L444 ceAbstractionStarter]: For program point L2287-6(lines 2287 2293) no Hoare annotation was computed. [2019-11-24 04:50:32,185 INFO L444 ceAbstractionStarter]: For program point L2287-8(lines 2287 2293) no Hoare annotation was computed. [2019-11-24 04:50:32,185 INFO L444 ceAbstractionStarter]: For program point L2287-10(lines 2287 2293) no Hoare annotation was computed. [2019-11-24 04:50:32,185 INFO L440 ceAbstractionStarter]: At program point L2420(lines 2407 2484) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,185 INFO L444 ceAbstractionStarter]: For program point L2425(lines 2425 2429) no Hoare annotation was computed. [2019-11-24 04:50:32,185 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,186 INFO L440 ceAbstractionStarter]: At program point L2431(lines 2421 2483) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,186 INFO L440 ceAbstractionStarter]: At program point L2436(lines 2436 2443) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,186 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 04:50:32,186 INFO L440 ceAbstractionStarter]: At program point L2445(lines 2432 2482) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,186 INFO L444 ceAbstractionStarter]: For program point L2450(lines 2450 2454) no Hoare annotation was computed. [2019-11-24 04:50:32,187 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,187 INFO L440 ceAbstractionStarter]: At program point L2456(lines 2446 2481) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,187 INFO L444 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,187 INFO L444 ceAbstractionStarter]: For program point L476-1(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,187 INFO L444 ceAbstractionStarter]: For program point L476-2(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,187 INFO L444 ceAbstractionStarter]: For program point L476-3(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,187 INFO L444 ceAbstractionStarter]: For program point L476-4(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,188 INFO L444 ceAbstractionStarter]: For program point L476-5(line 476) no Hoare annotation was computed. [2019-11-24 04:50:32,188 INFO L440 ceAbstractionStarter]: At program point L477(lines 2279 2296) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~17 1) (not (= 0 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~14))) [2019-11-24 04:50:32,188 INFO L440 ceAbstractionStarter]: At program point L477-1(lines 2279 2296) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~17 1) (not (= 0 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~14))) [2019-11-24 04:50:32,188 INFO L440 ceAbstractionStarter]: At program point L477-2(lines 2279 2296) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~17 1) (not (= 0 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~14))) [2019-11-24 04:50:32,188 INFO L440 ceAbstractionStarter]: At program point L477-3(lines 2279 2296) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~17 1) (not (= 0 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~14))) [2019-11-24 04:50:32,189 INFO L447 ceAbstractionStarter]: At program point L477-4(lines 2279 2296) the Hoare annotation is: true [2019-11-24 04:50:32,189 INFO L447 ceAbstractionStarter]: At program point L477-5(lines 2279 2296) the Hoare annotation is: true [2019-11-24 04:50:32,189 INFO L444 ceAbstractionStarter]: For program point L2461(lines 2461 2465) no Hoare annotation was computed. [2019-11-24 04:50:32,189 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 04:50:32,189 INFO L440 ceAbstractionStarter]: At program point L2467(lines 2457 2480) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,189 INFO L444 ceAbstractionStarter]: For program point L2472(lines 2472 2476) no Hoare annotation was computed. [2019-11-24 04:50:32,190 INFO L440 ceAbstractionStarter]: At program point L2472-1(lines 2341 2490) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,190 INFO L440 ceAbstractionStarter]: At program point L2606(lines 2606 2613) the Hoare annotation is: (= ULTIMATE.start_main_~tmp~17 1) [2019-11-24 04:50:32,190 INFO L447 ceAbstractionStarter]: At program point L2606-1(lines 2606 2613) the Hoare annotation is: true [2019-11-24 04:50:32,190 INFO L444 ceAbstractionStarter]: For program point L2342(lines 2341 2490) no Hoare annotation was computed. [2019-11-24 04:50:32,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 04:50:32 BoogieIcfgContainer [2019-11-24 04:50:32,211 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 04:50:32,218 INFO L168 Benchmark]: Toolchain (without parser) took 9659.74 ms. Allocated memory was 137.4 MB in the beginning and 362.8 MB in the end (delta: 225.4 MB). Free memory was 99.3 MB in the beginning and 257.0 MB in the end (delta: -157.6 MB). Peak memory consumption was 67.8 MB. Max. memory is 7.1 GB. [2019-11-24 04:50:32,219 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 137.4 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 04:50:32,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1038.78 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 99.1 MB in the beginning and 141.4 MB in the end (delta: -42.3 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. [2019-11-24 04:50:32,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.16 ms. Allocated memory is still 201.3 MB. Free memory was 141.4 MB in the beginning and 129.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-11-24 04:50:32,223 INFO L168 Benchmark]: Boogie Preprocessor took 157.57 ms. Allocated memory is still 201.3 MB. Free memory was 129.9 MB in the beginning and 121.9 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-11-24 04:50:32,225 INFO L168 Benchmark]: RCFGBuilder took 7002.67 ms. Allocated memory was 201.3 MB in the beginning and 359.7 MB in the end (delta: 158.3 MB). Free memory was 121.9 MB in the beginning and 110.6 MB in the end (delta: 11.3 MB). Peak memory consumption was 169.7 MB. Max. memory is 7.1 GB. [2019-11-24 04:50:32,227 INFO L168 Benchmark]: TraceAbstraction took 1295.93 ms. Allocated memory was 359.7 MB in the beginning and 362.8 MB in the end (delta: 3.1 MB). Free memory was 110.6 MB in the beginning and 257.0 MB in the end (delta: -146.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 04:50:32,235 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 137.4 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1038.78 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 99.1 MB in the beginning and 141.4 MB in the end (delta: -42.3 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 153.16 ms. Allocated memory is still 201.3 MB. Free memory was 141.4 MB in the beginning and 129.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 157.57 ms. Allocated memory is still 201.3 MB. Free memory was 129.9 MB in the beginning and 121.9 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7002.67 ms. Allocated memory was 201.3 MB in the beginning and 359.7 MB in the end (delta: 158.3 MB). Free memory was 121.9 MB in the beginning and 110.6 MB in the end (delta: 11.3 MB). Peak memory consumption was 169.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1295.93 ms. Allocated memory was 359.7 MB in the beginning and 362.8 MB in the end (delta: 3.1 MB). Free memory was 110.6 MB in the beginning and 257.0 MB in the end (delta: -146.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 476]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 476]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 476]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 476]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 476]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 476]: 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: 2279]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2279]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1687]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2550]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2411]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1687]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1758]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2341]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2279]: Loop Invariant Derived loop invariant: tmp == 1 && !(0 == tmp) - InvariantResult [Line: 2396]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2279]: Loop Invariant Derived loop invariant: tmp == 1 && !(0 == tmp) - InvariantResult [Line: 2385]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2364]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2279]: Loop Invariant Derived loop invariant: tmp == 1 && !(0 == tmp) - InvariantResult [Line: 2374]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2279]: Loop Invariant Derived loop invariant: tmp == 1 && !(0 == tmp) - InvariantResult [Line: 2360]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2457]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2606]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1784]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2436]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2349]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1661]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1758]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2432]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2446]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1758]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1758]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2407]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1661]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 2340]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1758]: Loop Invariant Derived loop invariant: tmp == 1 - InvariantResult [Line: 1758]: Loop Invariant Derived loop invariant: tmp == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 65 locations, 6 error locations. Result: SAFE, OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 267 SDtfs, 91 SDslu, 146 SDs, 0 SdLazy, 9 SolverSat, 10 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=65occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 36 LocationsWithAnnotation, 36 PreInvPairs, 66 NumberOfFragments, 120 HoareAnnotationTreeSize, 36 FomulaSimplifications, 89 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 36 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 349 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...