java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 21:54:10,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 21:54:10,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 21:54:10,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 21:54:10,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 21:54:10,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 21:54:10,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 21:54:10,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 21:54:10,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 21:54:10,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 21:54:10,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 21:54:10,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 21:54:10,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 21:54:10,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 21:54:10,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 21:54:10,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 21:54:10,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 21:54:10,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 21:54:10,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 21:54:10,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 21:54:10,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 21:54:10,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 21:54:10,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 21:54:10,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 21:54:10,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-19 21:54:10,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 21:54:10,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 21:54:10,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 21:54:10,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 21:54:10,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 21:54:10,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 21:54:10,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 21:54:10,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 21:54:10,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 21:54:10,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 21:54:10,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 21:54:10,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 21:54:10,953 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 21:54:10,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 21:54:10,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 21:54:10,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 21:54:10,955 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 21:54:10,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 21:54:10,955 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 21:54:10,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 21:54:10,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 21:54:10,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 21:54:10,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 21:54:10,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 21:54:10,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 21:54:10,957 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 21:54:10,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 21:54:10,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 21:54:10,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 21:54:10,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 21:54:10,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 21:54:10,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 21:54:10,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 21:54:10,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 21:54:10,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 21:54:10,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 21:54:10,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 21:54:10,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 21:54:10,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 21:54:10,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 21:54:10,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 21:54:10,990 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 21:54:11,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 21:54:11,005 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 21:54:11,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 21:54:11,007 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 21:54:11,008 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i [2019-09-19 21:54:11,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8db511e7/519a63bf9f3e4bb4b7dd845fc5153c59/FLAG540447a3e [2019-09-19 21:54:11,474 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 21:54:11,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i [2019-09-19 21:54:11,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8db511e7/519a63bf9f3e4bb4b7dd845fc5153c59/FLAG540447a3e [2019-09-19 21:54:11,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8db511e7/519a63bf9f3e4bb4b7dd845fc5153c59 [2019-09-19 21:54:11,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 21:54:11,886 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 21:54:11,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 21:54:11,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 21:54:11,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 21:54:11,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:54:11" (1/1) ... [2019-09-19 21:54:11,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3029f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:54:11, skipping insertion in model container [2019-09-19 21:54:11,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:54:11" (1/1) ... [2019-09-19 21:54:11,899 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 21:54:11,915 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 21:54:12,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:54:12,115 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 21:54:12,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:54:12,253 INFO L192 MainTranslator]: Completed translation [2019-09-19 21:54:12,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:54:12 WrapperNode [2019-09-19 21:54:12,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 21:54:12,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 21:54:12,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 21:54:12,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 21:54:12,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:54:12" (1/1) ... [2019-09-19 21:54:12,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:54:12" (1/1) ... [2019-09-19 21:54:12,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:54:12" (1/1) ... [2019-09-19 21:54:12,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:54:12" (1/1) ... [2019-09-19 21:54:12,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:54:12" (1/1) ... [2019-09-19 21:54:12,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:54:12" (1/1) ... [2019-09-19 21:54:12,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:54:12" (1/1) ... [2019-09-19 21:54:12,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 21:54:12,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 21:54:12,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 21:54:12,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 21:54:12,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:54:12" (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 [2019-09-19 21:54:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 21:54:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 21:54:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 21:54:12,357 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2019-09-19 21:54:12,357 INFO L138 BoogieDeclarations]: Found implementation of procedure elem_exists [2019-09-19 21:54:12,358 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 21:54:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 21:54:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 21:54:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 21:54:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2019-09-19 21:54:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 21:54:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure elem_exists [2019-09-19 21:54:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 21:54:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 21:54:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 21:54:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 21:54:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 21:54:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 21:54:12,912 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 21:54:12,913 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-19 21:54:12,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:54:12 BoogieIcfgContainer [2019-09-19 21:54:12,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 21:54:12,915 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 21:54:12,915 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 21:54:12,916 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 21:54:12,918 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:54:12" (1/1) ... [2019-09-19 21:54:12,919 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 21:54:12,954 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 21:54:12,955 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 21:54:12,969 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 21:54:12,982 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 21:54:12,986 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 21:54:13,119 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-19 21:54:15,006 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 72 [2019-09-19 21:54:16,182 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-19 21:54:16,775 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 84 [2019-09-19 21:54:18,908 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 191 DAG size of output: 113 [2019-09-19 21:54:19,152 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-19 21:54:23,481 WARN L191 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 304 DAG size of output: 137 [2019-09-19 21:54:23,736 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2019-09-19 21:54:23,877 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2019-09-19 21:54:23,990 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-19 21:54:25,966 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 21:54:26,273 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 21:54:32,436 WARN L191 SmtUtils]: Spent 6.15 s on a formula simplification. DAG size of input: 474 DAG size of output: 181 [2019-09-19 21:54:32,740 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2019-09-19 21:54:32,850 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-19 21:54:33,144 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 21:54:33,608 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 21:54:34,527 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 21:54:34,854 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 21:54:35,120 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 21:54:35,374 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 21:54:36,625 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 21:54:38,058 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 21:54:50,997 WARN L191 SmtUtils]: Spent 12.44 s on a formula simplification. DAG size of input: 795 DAG size of output: 209 [2019-09-19 21:54:51,183 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 220 [2019-09-19 21:54:51,372 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-19 21:54:51,565 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-19 21:54:51,736 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2019-09-19 21:54:51,851 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2019-09-19 21:54:52,721 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 21:54:53,548 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 21:54:55,715 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 21:54:57,861 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 21:54:58,858 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 21:55:17,424 WARN L191 SmtUtils]: Spent 18.55 s on a formula simplification. DAG size of input: 1090 DAG size of output: 249 [2019-09-19 21:55:17,602 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 248 [2019-09-19 21:55:17,786 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-19 21:55:18,001 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-09-19 21:55:18,161 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-19 21:55:18,448 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:55:18,587 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2019-09-19 21:55:19,510 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 21:55:21,151 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-19 21:55:22,111 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 21:55:22,877 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 21:55:25,742 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 21:55:27,406 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 21:55:28,398 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 21:55:28,868 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-19 21:55:58,764 WARN L191 SmtUtils]: Spent 29.86 s on a formula simplification. DAG size of input: 1525 DAG size of output: 280 [2019-09-19 21:55:59,060 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 282 [2019-09-19 21:55:59,253 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2019-09-19 21:55:59,384 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2019-09-19 21:55:59,575 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-09-19 21:55:59,733 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-19 21:56:00,003 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2019-09-19 21:56:00,117 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-19 21:56:00,292 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:56:01,417 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 21:56:01,750 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 21:56:03,263 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-19 21:56:04,439 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-19 21:56:10,544 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 21:56:11,220 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-19 21:56:12,344 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 21:56:14,282 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 21:56:16,445 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-19 21:57:03,797 WARN L191 SmtUtils]: Spent 45.84 s on a formula simplification. DAG size of input: 2073 DAG size of output: 332 [2019-09-19 21:57:06,091 WARN L191 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 370 [2019-09-19 21:57:06,710 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-19 21:57:07,076 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-19 21:57:07,579 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-19 21:57:07,905 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-19 21:57:08,619 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 21:57:09,675 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-19 21:57:09,873 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2019-09-19 21:57:10,069 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-19 21:57:11,284 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-19 21:57:11,473 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2019-09-19 21:57:11,686 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2019-09-19 21:57:12,883 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 21:57:13,055 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2019-09-19 21:57:13,241 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 53 [2019-09-19 21:57:14,391 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-19 21:57:14,541 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2019-09-19 21:57:14,692 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-19 21:57:15,576 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2019-09-19 21:57:15,835 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-19 21:57:16,032 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2019-09-19 21:57:16,249 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2019-09-19 21:57:21,340 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-19 21:57:25,357 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-19 21:57:26,355 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2019-09-19 21:57:26,511 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-19 21:57:27,339 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-09-19 21:57:27,639 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-19 21:57:27,829 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2019-09-19 21:57:28,035 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2019-09-19 21:57:29,333 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-19 21:57:29,501 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2019-09-19 21:57:29,681 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2019-09-19 21:57:35,820 WARN L191 SmtUtils]: Spent 6.03 s on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 21:57:35,821 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 1 for LOIs [2019-09-19 21:57:35,831 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 21:57:35,831 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 21:57:35,834 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1564#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-19 21:57:35,845 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 21:57:35,846 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 21:57:35,847 INFO L168 Benchmark]: Toolchain (without parser) took 203961.24 ms. Allocated memory was 135.3 MB in the beginning and 171.4 MB in the end (delta: 36.2 MB). Free memory was 91.3 MB in the beginning and 133.5 MB in the end (delta: -42.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 21:57:35,847 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory was 109.6 MB in the beginning and 109.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 21:57:35,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.23 ms. Allocated memory was 135.3 MB in the beginning and 202.4 MB in the end (delta: 67.1 MB). Free memory was 91.1 MB in the beginning and 178.7 MB in the end (delta: -87.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-09-19 21:57:35,848 INFO L168 Benchmark]: Boogie Preprocessor took 42.97 ms. Allocated memory is still 202.4 MB. Free memory was 178.7 MB in the beginning and 176.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-19 21:57:35,849 INFO L168 Benchmark]: RCFGBuilder took 617.05 ms. Allocated memory is still 202.4 MB. Free memory was 176.5 MB in the beginning and 143.6 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. [2019-09-19 21:57:35,849 INFO L168 Benchmark]: Sifa took 202930.87 ms. Allocated memory was 202.4 MB in the beginning and 171.4 MB in the end (delta: -30.9 MB). Free memory was 143.6 MB in the beginning and 133.5 MB in the end (delta: 10.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 21:57:35,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory was 109.6 MB in the beginning and 109.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 367.23 ms. Allocated memory was 135.3 MB in the beginning and 202.4 MB in the end (delta: 67.1 MB). Free memory was 91.1 MB in the beginning and 178.7 MB in the end (delta: -87.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.97 ms. Allocated memory is still 202.4 MB. Free memory was 178.7 MB in the beginning and 176.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 617.05 ms. Allocated memory is still 202.4 MB. Free memory was 176.5 MB in the beginning and 143.6 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. * Sifa took 202930.87 ms. Allocated memory was 202.4 MB in the beginning and 171.4 MB in the end (delta: -30.9 MB). Free memory was 143.6 MB in the beginning and 133.5 MB in the end (delta: 10.0 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]: 202880, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 895, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 652, TOOLS_POST_TIME[ms]: 167714, TOOLS_POST_CALL_APPLICATIONS: 128, TOOLS_POST_CALL_TIME[ms]: 238, TOOLS_POST_RETURN_APPLICATIONS: 124, TOOLS_POST_RETURN_TIME[ms]: 160, TOOLS_QUANTIFIERELIM_APPLICATIONS: 904, TOOLS_QUANTIFIERELIM_TIME[ms]: 167940, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 64696, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 1013, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 237, DOMAIN_JOIN_TIME[ms]: 25800, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 51, DOMAIN_WIDEN_TIME[ms]: 8445, DOMAIN_ISSUBSETEQ_APPLICATIONS: 118, DOMAIN_ISSUBSETEQ_TIME[ms]: 192, DOMAIN_ISBOTTOM_APPLICATIONS: 67, DOMAIN_ISBOTTOM_TIME[ms]: 74, LOOP_SUMMARIZER_APPLICATIONS: 67, LOOP_SUMMARIZER_CACHE_MISSES: 67, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 187114, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 187113, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 118, CALL_SUMMARIZER_APPLICATIONS: 124, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME[ms]: 566, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 564, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 95, DAG_COMPRESSION_PROCESSED_NODES: 2051, DAG_COMPRESSION_RETAINED_NODES: 481 - UnprovableResult [Line: 2]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1564#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...