/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/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:15:09,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:15:09,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:15:09,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:15:09,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:15:09,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:15:09,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:15:09,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:15:09,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:15:09,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:15:09,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:15:09,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:15:09,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:15:09,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:15:09,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:15:09,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:15:09,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:15:09,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:15:09,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:15:09,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:15:09,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:15:09,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:15:09,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:15:09,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:15:09,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 16:15:09,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:15:09,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:15:09,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:15:09,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:15:09,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:15:09,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:15:09,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:15:09,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:15:09,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:15:09,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:15:09,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:15:09,502 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 16:15:09,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:15:09,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:15:09,528 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:15:09,529 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:15:09,529 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:15:09,529 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:15:09,529 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:15:09,530 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:15:09,530 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:15:09,530 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:15:09,531 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:15:09,531 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:15:09,531 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:15:09,532 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:15:09,532 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:15:09,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:15:09,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:15:09,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:15:09,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:15:09,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:15:09,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:15:09,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:15:09,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:15:09,535 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:15:09,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:15:09,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:15:09,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:15:09,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:15:09,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:15:09,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:15:09,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:15:09,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:15:09,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:15:09,538 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:15:09,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:15:09,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:15:09,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:15:09,540 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:15:09,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:15:09,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:15:09,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:15:09,824 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:15:09,824 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:15:09,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-11-24 16:15:09,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c71577cd0/c92dee348e8f4051a7d10a09044619fe/FLAGeea556604 [2019-11-24 16:15:10,444 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:15:10,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-11-24 16:15:10,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c71577cd0/c92dee348e8f4051a7d10a09044619fe/FLAGeea556604 [2019-11-24 16:15:10,748 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c71577cd0/c92dee348e8f4051a7d10a09044619fe [2019-11-24 16:15:10,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:15:10,767 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:15:10,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:15:10,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:15:10,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:15:10,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:15:10" (1/1) ... [2019-11-24 16:15:10,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267c7dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:10, skipping insertion in model container [2019-11-24 16:15:10,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:15:10" (1/1) ... [2019-11-24 16:15:10,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:15:10,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:15:11,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:15:11,331 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:15:11,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:15:11,447 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:15:11,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11 WrapperNode [2019-11-24 16:15:11,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:15:11,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:15:11,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:15:11,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:15:11,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11" (1/1) ... [2019-11-24 16:15:11,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11" (1/1) ... [2019-11-24 16:15:11,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:15:11,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:15:11,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:15:11,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:15:11,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11" (1/1) ... [2019-11-24 16:15:11,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11" (1/1) ... [2019-11-24 16:15:11,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11" (1/1) ... [2019-11-24 16:15:11,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11" (1/1) ... [2019-11-24 16:15:11,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11" (1/1) ... [2019-11-24 16:15:11,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11" (1/1) ... [2019-11-24 16:15:11,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11" (1/1) ... [2019-11-24 16:15:11,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:15:11,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:15:11,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:15:11,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:15:11,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:11" (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 16:15:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 16:15:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 16:15:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:15:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:15:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:15:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:15:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:15:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:15:12,212 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:15:12,212 INFO L284 CfgBuilder]: Removed 20 assume(true) statements. [2019-11-24 16:15:12,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:15:12 BoogieIcfgContainer [2019-11-24 16:15:12,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:15:12,214 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:15:12,214 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:15:12,215 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:15:12,216 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:15:12" (1/1) ... [2019-11-24 16:15:12,217 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 16:15:12,247 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:15:12,250 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:15:12,261 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:15:12,269 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:15:12,271 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:15:12,689 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,323 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,159 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,768 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:15,171 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:16,979 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-11-24 16:15:18,070 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:18,285 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:20,592 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:20,606 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:20,617 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:20,627 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:20,931 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 16:15:21,069 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 193 [2019-11-24 16:15:21,190 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:21,312 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:21,350 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:21,395 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:21,425 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:21,449 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:21,482 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,078 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 254 [2019-11-24 16:15:22,219 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 255 [2019-11-24 16:15:22,316 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,414 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,523 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,563 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,600 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,702 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,750 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,776 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,799 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,821 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,840 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,864 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,884 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,903 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:22,922 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:23,691 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 287 [2019-11-24 16:15:23,833 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 287 [2019-11-24 16:15:23,990 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2019-11-24 16:15:24,112 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,147 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,234 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,260 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,284 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,310 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,407 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,503 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,538 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,568 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,601 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,625 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,647 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,669 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:24,688 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:25,362 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:15:25,378 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 16:15:25,379 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:15:25,380 INFO L168 Benchmark]: Toolchain (without parser) took 14613.99 ms. Allocated memory was 146.8 MB in the beginning and 397.9 MB in the end (delta: 251.1 MB). Free memory was 101.8 MB in the beginning and 327.3 MB in the end (delta: -225.5 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:25,380 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.8 MB. Free memory is still 121.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 16:15:25,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.04 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 168.0 MB in the end (delta: -66.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:25,382 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.00 ms. Allocated memory is still 203.4 MB. Free memory was 168.0 MB in the beginning and 166.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:25,382 INFO L168 Benchmark]: Boogie Preprocessor took 31.83 ms. Allocated memory is still 203.4 MB. Free memory was 166.1 MB in the beginning and 164.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:25,382 INFO L168 Benchmark]: RCFGBuilder took 679.41 ms. Allocated memory is still 203.4 MB. Free memory was 164.2 MB in the beginning and 128.6 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:25,383 INFO L168 Benchmark]: Sifa took 13164.48 ms. Allocated memory was 203.4 MB in the beginning and 397.9 MB in the end (delta: 194.5 MB). Free memory was 128.6 MB in the beginning and 327.3 MB in the end (delta: -198.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 16:15:25,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.8 MB. Free memory is still 121.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.04 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 168.0 MB in the end (delta: -66.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 54.00 ms. Allocated memory is still 203.4 MB. Free memory was 168.0 MB in the beginning and 166.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.83 ms. Allocated memory is still 203.4 MB. Free memory was 166.1 MB in the beginning and 164.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 679.41 ms. Allocated memory is still 203.4 MB. Free memory was 164.2 MB in the beginning and 128.6 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. * Sifa took 13164.48 ms. Allocated memory was 203.4 MB in the beginning and 397.9 MB in the end (delta: 194.5 MB). Free memory was 128.6 MB in the beginning and 327.3 MB in the end (delta: -198.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 13117, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 4, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 29, TOOLS_POST_TIME[ms]: 11127, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 28, TOOLS_QUANTIFIERELIM_TIME[ms]: 11096, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 5563, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 56, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 1166, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 665, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 51, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 21, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11571, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11570, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 110, DAG_COMPRESSION_RETAINED_NODES: 37 - PositiveResult [Line: 630]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...