/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/sll2c_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:16:05,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:16:05,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:16:05,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:16:05,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:16:05,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:16:05,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:16:05,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:16:05,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:16:05,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:16:05,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:16:05,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:16:05,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:16:05,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:16:05,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:16:05,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:16:05,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:16:05,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:16:05,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:16:05,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:16:05,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:16:05,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:16:05,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:16:05,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:16:05,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 16:16:05,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:16:05,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:16:05,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:16:05,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:16:05,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:16:05,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:16:05,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:16:05,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:16:05,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:16:05,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:16:05,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:16:05,742 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 16:16:05,765 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:16:05,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:16:05,767 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:16:05,767 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:16:05,767 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:16:05,767 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:16:05,767 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:16:05,768 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:16:05,768 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:16:05,768 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:16:05,769 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:16:05,769 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:16:05,769 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:16:05,770 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:16:05,770 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:16:05,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:16:05,771 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:16:05,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:16:05,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:16:05,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:16:05,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:16:05,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:16:05,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:16:05,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:16:05,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:16:05,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:16:05,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:16:05,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:16:05,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:16:05,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:16:05,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:16:05,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:16:05,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:16:05,776 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:16:05,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:16:05,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:16:05,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:16:05,776 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:16:06,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:16:06,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:16:06,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:16:06,076 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:16:06,076 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:16:06,077 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_update_all_reverse.i [2019-11-24 16:16:06,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbdff4430/973288c9ef1c4796a772794bc56e7c83/FLAGa29fccc06 [2019-11-24 16:16:06,698 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:16:06,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_update_all_reverse.i [2019-11-24 16:16:06,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbdff4430/973288c9ef1c4796a772794bc56e7c83/FLAGa29fccc06 [2019-11-24 16:16:06,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbdff4430/973288c9ef1c4796a772794bc56e7c83 [2019-11-24 16:16:06,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:16:06,945 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:16:06,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:16:06,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:16:06,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:16:06,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ce7c95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:06, skipping insertion in model container [2019-11-24 16:16:06,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:16:06" (1/1) ... [2019-11-24 16:16:06,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:16:07,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:16:07,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:16:07,461 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:16:07,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:16:07,578 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:16:07,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07 WrapperNode [2019-11-24 16:16:07,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:16:07,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:16:07,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:16:07,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:16:07,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07" (1/1) ... [2019-11-24 16:16:07,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07" (1/1) ... [2019-11-24 16:16:07,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:16:07,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:16:07,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:16:07,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:16:07,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07" (1/1) ... [2019-11-24 16:16:07,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07" (1/1) ... [2019-11-24 16:16:07,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07" (1/1) ... [2019-11-24 16:16:07,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07" (1/1) ... [2019-11-24 16:16:07,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07" (1/1) ... [2019-11-24 16:16:07,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07" (1/1) ... [2019-11-24 16:16:07,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07" (1/1) ... [2019-11-24 16:16:07,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:16:07,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:16:07,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:16:07,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:16:07,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:07" (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 16:16:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 16:16:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 16:16:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:16:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:16:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:16:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:16:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:16:07,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:16:08,408 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:16:08,408 INFO L284 CfgBuilder]: Removed 26 assume(true) statements. [2019-11-24 16:16:08,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:16:08 BoogieIcfgContainer [2019-11-24 16:16:08,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:16:08,411 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:16:08,411 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:16:08,411 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:16:08,412 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:16:08" (1/1) ... [2019-11-24 16:16:08,413 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 16:16:08,440 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:16:08,440 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:16:08,448 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:16:08,456 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:16:08,457 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:16:08,727 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:09,222 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:09,503 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:09,730 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:09,885 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:10,036 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:10,320 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2019-11-24 16:16:10,415 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:11,073 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2019-11-24 16:16:11,256 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 229 [2019-11-24 16:16:11,387 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:11,418 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:11,447 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:11,727 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-11-24 16:16:12,201 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2019-11-24 16:16:12,784 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2019-11-24 16:16:13,029 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 270 [2019-11-24 16:16:13,223 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 270 [2019-11-24 16:16:13,397 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2019-11-24 16:16:13,611 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:13,640 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:13,713 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:13,878 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2019-11-24 16:16:14,177 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-11-24 16:16:14,607 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 225 [2019-11-24 16:16:14,830 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2019-11-24 16:16:14,971 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2019-11-24 16:16:15,104 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2019-11-24 16:16:15,286 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2019-11-24 16:16:15,566 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 277 [2019-11-24 16:16:15,761 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2019-11-24 16:16:16,011 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 305 [2019-11-24 16:16:16,303 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 312 [2019-11-24 16:16:16,597 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 320 [2019-11-24 16:16:16,947 WARN L192 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2019-11-24 16:16:17,467 WARN L192 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 348 [2019-11-24 16:16:17,948 WARN L192 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 335 [2019-11-24 16:16:18,476 WARN L192 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 345 [2019-11-24 16:16:18,850 WARN L192 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 335 [2019-11-24 16:16:19,336 WARN L192 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 345 [2019-11-24 16:16:19,367 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:16:19,384 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 16:16:19,384 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:16:19,386 INFO L168 Benchmark]: Toolchain (without parser) took 12441.19 ms. Allocated memory was 145.8 MB in the beginning and 546.8 MB in the end (delta: 401.1 MB). Free memory was 101.8 MB in the beginning and 211.0 MB in the end (delta: -109.2 MB). Peak memory consumption was 291.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:19,386 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 16:16:19,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.38 ms. Allocated memory was 145.8 MB in the beginning and 203.9 MB in the end (delta: 58.2 MB). Free memory was 101.6 MB in the beginning and 169.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:19,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.62 ms. Allocated memory is still 203.9 MB. Free memory was 168.4 MB in the beginning and 166.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:19,388 INFO L168 Benchmark]: Boogie Preprocessor took 34.13 ms. Allocated memory is still 203.9 MB. Free memory was 166.4 MB in the beginning and 164.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:19,389 INFO L168 Benchmark]: RCFGBuilder took 740.69 ms. Allocated memory is still 203.9 MB. Free memory was 164.4 MB in the beginning and 124.4 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:19,389 INFO L168 Benchmark]: Sifa took 10973.72 ms. Allocated memory was 203.9 MB in the beginning and 546.8 MB in the end (delta: 342.9 MB). Free memory was 124.4 MB in the beginning and 211.0 MB in the end (delta: -86.6 MB). Peak memory consumption was 256.3 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:19,394 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 633.38 ms. Allocated memory was 145.8 MB in the beginning and 203.9 MB in the end (delta: 58.2 MB). Free memory was 101.6 MB in the beginning and 169.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 55.62 ms. Allocated memory is still 203.9 MB. Free memory was 168.4 MB in the beginning and 166.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.13 ms. Allocated memory is still 203.9 MB. Free memory was 166.4 MB in the beginning and 164.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 740.69 ms. Allocated memory is still 203.9 MB. Free memory was 164.4 MB in the beginning and 124.4 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. * Sifa took 10973.72 ms. Allocated memory was 203.9 MB in the beginning and 546.8 MB in the end (delta: 342.9 MB). Free memory was 124.4 MB in the beginning and 211.0 MB in the end (delta: -86.6 MB). Peak memory consumption was 256.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 10928, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 4, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 40, TOOLS_POST_TIME[ms]: 4702, 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: 39, TOOLS_QUANTIFIERELIM_TIME[ms]: 4671, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1523, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 83, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 1410, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 9, DOMAIN_WIDEN_TIME[ms]: 4573, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 153, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 20, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8596, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8595, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, 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]: 3, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 12, DAG_COMPRESSION_PROCESSED_NODES: 72, DAG_COMPRESSION_RETAINED_NODES: 40 - PositiveResult [Line: 626]: 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...