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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-multidimensional/copy-2-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 16:00:47,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 16:00:47,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 16:00:47,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 16:00:47,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 16:00:47,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 16:00:47,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 16:00:47,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 16:00:47,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 16:00:47,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 16:00:47,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 16:00:47,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 16:00:47,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 16:00:47,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 16:00:47,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 16:00:47,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 16:00:47,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 16:00:47,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 16:00:47,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 16:00:47,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 16:00:47,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 16:00:47,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 16:00:47,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 16:00:47,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 16:00:47,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 16:00:47,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 16:00:47,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 16:00:47,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 16:00:47,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 16:00:47,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 16:00:47,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 16:00:47,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 16:00:47,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 16:00:47,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 16:00:47,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 16:00:47,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 16:00:47,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 16:00:47,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 16:00:47,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 16:00:47,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 16:00:47,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 16:00:47,715 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 [2019-09-17 16:00:47,728 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 16:00:47,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 16:00:47,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 16:00:47,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 16:00:47,730 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 16:00:47,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 16:00:47,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 16:00:47,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 16:00:47,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 16:00:47,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 16:00:47,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 16:00:47,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 16:00:47,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 16:00:47,732 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 16:00:47,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 16:00:47,732 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 16:00:47,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 16:00:47,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 16:00:47,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 16:00:47,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 16:00:47,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 16:00:47,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 16:00:47,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 16:00:47,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 16:00:47,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 16:00:47,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 16:00:47,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 16:00:47,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 16:00:47,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 16:00:47,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 16:00:47,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 16:00:47,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 16:00:47,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 16:00:47,786 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 16:00:47,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/copy-2-u.c [2019-09-17 16:00:47,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27323f27e/69640bf5a24748e1bdcd7627cef83c2e/FLAG3a0561305 [2019-09-17 16:00:48,247 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 16:00:48,248 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/copy-2-u.c [2019-09-17 16:00:48,254 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27323f27e/69640bf5a24748e1bdcd7627cef83c2e/FLAG3a0561305 [2019-09-17 16:00:48,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27323f27e/69640bf5a24748e1bdcd7627cef83c2e [2019-09-17 16:00:48,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 16:00:48,642 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 16:00:48,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 16:00:48,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 16:00:48,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 16:00:48,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:00:48" (1/1) ... [2019-09-17 16:00:48,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a8eca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:48, skipping insertion in model container [2019-09-17 16:00:48,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:00:48" (1/1) ... [2019-09-17 16:00:48,658 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 16:00:48,674 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 16:00:48,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:00:48,866 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 16:00:48,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:00:48,916 INFO L192 MainTranslator]: Completed translation [2019-09-17 16:00:48,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:48 WrapperNode [2019-09-17 16:00:48,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 16:00:48,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 16:00:48,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 16:00:48,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 16:00:49,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:48" (1/1) ... [2019-09-17 16:00:49,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:48" (1/1) ... [2019-09-17 16:00:49,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:48" (1/1) ... [2019-09-17 16:00:49,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:48" (1/1) ... [2019-09-17 16:00:49,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:48" (1/1) ... [2019-09-17 16:00:49,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:48" (1/1) ... [2019-09-17 16:00:49,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:48" (1/1) ... [2019-09-17 16:00:49,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 16:00:49,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 16:00:49,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 16:00:49,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 16:00:49,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:48" (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 [2019-09-17 16:00:49,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 16:00:49,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 16:00:49,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 16:00:49,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 16:00:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 16:00:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 16:00:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 16:00:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 16:00:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 16:00:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 16:00:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 16:00:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 16:00:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 16:00:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 16:00:49,461 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 16:00:49,462 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-17 16:00:49,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:00:49 BoogieIcfgContainer [2019-09-17 16:00:49,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 16:00:49,463 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 16:00:49,464 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 16:00:49,464 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 16:00:49,465 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:00:49" (1/1) ... [2019-09-17 16:00:49,465 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ 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=SizeLimitFluid [2019-09-17 16:00:49,488 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 16:00:49,488 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 16:00:49,496 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 16:00:49,503 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 16:00:49,505 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 16:00:49,746 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 19 for LOIs [2019-09-17 16:00:50,002 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2019-09-17 16:00:52,113 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 16:00:52,918 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2019-09-17 16:00:53,359 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2019-09-17 16:00:54,378 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-17 16:00:54,522 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2019-09-17 16:00:54,969 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2019-09-17 16:00:55,090 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 53 [2019-09-17 16:00:55,255 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2019-09-17 16:00:55,594 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 83 [2019-09-17 16:00:56,011 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 65 [2019-09-17 16:00:56,155 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-17 16:00:56,309 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-17 16:00:57,743 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2019-09-17 16:00:57,914 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2019-09-17 16:00:58,044 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2019-09-17 16:00:58,272 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 79 [2019-09-17 16:00:58,449 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2019-09-17 16:00:58,841 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 35 for LOIs [2019-09-17 16:00:58,899 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 16:00:58,899 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 16:00:58,901 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 302#(and (= 0 __VERIFIER_assert_~cond) (exists ((v_main_~n~0_BEFORE_CALL_5 Int) (|v_main_~#B~0.base_BEFORE_CALL_5| Int) (|v_main_~#A~0.base_BEFORE_CALL_5| Int) (v_main_~j~0_BEFORE_CALL_5 Int) (v_main_~i~0_BEFORE_CALL_5 Int) (|v_main_~#A~0.offset_BEFORE_CALL_5| Int) (|v_main_~#B~0.offset_BEFORE_CALL_5| Int)) (or (and (< v_main_~j~0_BEFORE_CALL_5 v_main_~n~0_BEFORE_CALL_5) (= |__VERIFIER_assert_#in~cond| 1) (<= 0 v_main_~i~0_BEFORE_CALL_5) (= (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_5|) (+ (+ |v_main_~#A~0.offset_BEFORE_CALL_5| (* v_main_~i~0_BEFORE_CALL_5 (* 4 v_main_~n~0_BEFORE_CALL_5))) (* 4 v_main_~j~0_BEFORE_CALL_5))) (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_5|) (+ (+ |v_main_~#B~0.offset_BEFORE_CALL_5| (* v_main_~i~0_BEFORE_CALL_5 (* 4 v_main_~n~0_BEFORE_CALL_5))) (* 4 v_main_~j~0_BEFORE_CALL_5)))) (<= 0 v_main_~j~0_BEFORE_CALL_5) (<= 0 v_main_~n~0_BEFORE_CALL_5)) (and (< v_main_~j~0_BEFORE_CALL_5 v_main_~n~0_BEFORE_CALL_5) (= |__VERIFIER_assert_#in~cond| 0) (<= 0 v_main_~i~0_BEFORE_CALL_5) (<= 0 v_main_~j~0_BEFORE_CALL_5) (<= 0 v_main_~n~0_BEFORE_CALL_5) (not (= (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_5|) (+ (+ |v_main_~#A~0.offset_BEFORE_CALL_5| (* v_main_~i~0_BEFORE_CALL_5 (* 4 v_main_~n~0_BEFORE_CALL_5))) (* 4 v_main_~j~0_BEFORE_CALL_5))) (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_5|) (+ (+ |v_main_~#B~0.offset_BEFORE_CALL_5| (* v_main_~i~0_BEFORE_CALL_5 (* 4 v_main_~n~0_BEFORE_CALL_5))) (* 4 v_main_~j~0_BEFORE_CALL_5)))))))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-17 16:00:58,917 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 16:00:58,918 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 16:00:58,920 INFO L168 Benchmark]: Toolchain (without parser) took 10277.18 ms. Allocated memory was 138.9 MB in the beginning and 319.8 MB in the end (delta: 180.9 MB). Free memory was 86.2 MB in the beginning and 86.8 MB in the end (delta: -600.4 kB). Peak memory consumption was 180.3 MB. Max. memory is 7.1 GB. [2019-09-17 16:00:58,920 INFO L168 Benchmark]: CDTParser took 0.98 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 16:00:58,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.19 ms. Allocated memory is still 138.9 MB. Free memory was 86.0 MB in the beginning and 75.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-09-17 16:00:58,922 INFO L168 Benchmark]: Boogie Preprocessor took 130.70 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 75.5 MB in the beginning and 175.5 MB in the end (delta: -99.9 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-09-17 16:00:58,923 INFO L168 Benchmark]: RCFGBuilder took 414.71 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 154.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-09-17 16:00:58,924 INFO L168 Benchmark]: Sifa took 9454.52 ms. Allocated memory was 198.7 MB in the beginning and 319.8 MB in the end (delta: 121.1 MB). Free memory was 154.4 MB in the beginning and 86.8 MB in the end (delta: 67.6 MB). Peak memory consumption was 188.7 MB. Max. memory is 7.1 GB. [2019-09-17 16:00:58,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 274.19 ms. Allocated memory is still 138.9 MB. Free memory was 86.0 MB in the beginning and 75.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.70 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 75.5 MB in the beginning and 175.5 MB in the end (delta: -99.9 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 414.71 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 154.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Sifa took 9454.52 ms. Allocated memory was 198.7 MB in the beginning and 319.8 MB in the end (delta: 121.1 MB). Free memory was 154.4 MB in the beginning and 86.8 MB in the end (delta: 67.6 MB). Peak memory consumption was 188.7 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]: 9413, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 88, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 58, TOOLS_POST_TIME[ms]: 1785, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 64, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 70, TOOLS_QUANTIFIERELIM_TIME[ms]: 1821, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 733, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 107, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 39, DOMAIN_JOIN_TIME[ms]: 3664, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 13, DOMAIN_WIDEN_TIME[ms]: 3741, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 43, DOMAIN_ISBOTTOM_APPLICATIONS: 11, DOMAIN_ISBOTTOM_TIME[ms]: 28, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9033, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9032, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 236, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 235, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 17, DAG_COMPRESSION_PROCESSED_NODES: 102, DAG_COMPRESSION_RETAINED_NODES: 54 - UnprovableResult [Line: 5]: 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 302#(and (= 0 __VERIFIER_assert_~cond) (exists ((v_main_~n~0_BEFORE_CALL_5 Int) (|v_main_~#B~0.base_BEFORE_CALL_5| Int) (|v_main_~#A~0.base_BEFORE_CALL_5| Int) (v_main_~j~0_BEFORE_CALL_5 Int) (v_main_~i~0_BEFORE_CALL_5 Int) (|v_main_~#A~0.offset_BEFORE_CALL_5| Int) (|v_main_~#B~0.offset_BEFORE_CALL_5| Int)) (or (and (< v_main_~j~0_BEFORE_CALL_5 v_main_~n~0_BEFORE_CALL_5) (= |__VERIFIER_assert_#in~cond| 1) (<= 0 v_main_~i~0_BEFORE_CALL_5) (= (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_5|) (+ (+ |v_main_~#A~0.offset_BEFORE_CALL_5| (* v_main_~i~0_BEFORE_CALL_5 (* 4 v_main_~n~0_BEFORE_CALL_5))) (* 4 v_main_~j~0_BEFORE_CALL_5))) (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_5|) (+ (+ |v_main_~#B~0.offset_BEFORE_CALL_5| (* v_main_~i~0_BEFORE_CALL_5 (* 4 v_main_~n~0_BEFORE_CALL_5))) (* 4 v_main_~j~0_BEFORE_CALL_5)))) (<= 0 v_main_~j~0_BEFORE_CALL_5) (<= 0 v_main_~n~0_BEFORE_CALL_5)) (and (< v_main_~j~0_BEFORE_CALL_5 v_main_~n~0_BEFORE_CALL_5) (= |__VERIFIER_assert_#in~cond| 0) (<= 0 v_main_~i~0_BEFORE_CALL_5) (<= 0 v_main_~j~0_BEFORE_CALL_5) (<= 0 v_main_~n~0_BEFORE_CALL_5) (not (= (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_5|) (+ (+ |v_main_~#A~0.offset_BEFORE_CALL_5| (* v_main_~i~0_BEFORE_CALL_5 (* 4 v_main_~n~0_BEFORE_CALL_5))) (* 4 v_main_~j~0_BEFORE_CALL_5))) (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_5|) (+ (+ |v_main_~#B~0.offset_BEFORE_CALL_5| (* v_main_~i~0_BEFORE_CALL_5 (* 4 v_main_~n~0_BEFORE_CALL_5))) (* 4 v_main_~j~0_BEFORE_CALL_5)))))))) (= |__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...