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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 07:03:27,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:03:27,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:03:27,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:03:27,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:03:27,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:03:27,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:03:27,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:03:27,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:03:27,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:03:27,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:03:27,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:03:27,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:03:27,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:03:27,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:03:27,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:03:27,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:03:27,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:03:27,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:03:27,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:03:27,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:03:27,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:03:27,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:03:27,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:03:27,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:03:27,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:03:27,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:03:27,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:03:27,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:03:27,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:03:27,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:03:27,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:03:27,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:03:27,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:03:27,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:03:27,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:03:27,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:03:27,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:03:27,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:03:27,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:03:27,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:03:27,748 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 07:03:27,776 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:03:27,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:03:27,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:03:27,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:03:27,780 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:03:27,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:03:27,780 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:03:27,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:03:27,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:03:27,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:03:27,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:03:27,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:03:27,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:03:27,783 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:03:27,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:03:27,783 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:03:27,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:03:27,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:03:27,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:03:27,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:03:27,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:03:27,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:03:27,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:03:27,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:03:27,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:03:27,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:03:27,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:03:27,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:03:27,786 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 -> InterpretCallSummarizer 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 [2019-09-19 07:03:27,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:03:27,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:03:27,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:03:27,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:03:27,845 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:03:27,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-09-19 07:03:27,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41f127c37/aa5fee994bf748b4b98ced1de0e03473/FLAGec0bc10e3 [2019-09-19 07:03:28,353 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:03:28,356 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-09-19 07:03:28,362 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41f127c37/aa5fee994bf748b4b98ced1de0e03473/FLAGec0bc10e3 [2019-09-19 07:03:28,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41f127c37/aa5fee994bf748b4b98ced1de0e03473 [2019-09-19 07:03:28,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:03:28,726 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:03:28,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:03:28,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:03:28,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:03:28,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:03:28" (1/1) ... [2019-09-19 07:03:28,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:03:28, skipping insertion in model container [2019-09-19 07:03:28,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:03:28" (1/1) ... [2019-09-19 07:03:28,740 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:03:28,754 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:03:28,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:03:28,926 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:03:28,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:03:28,954 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:03:28,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:03:28 WrapperNode [2019-09-19 07:03:28,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:03:28,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:03:28,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:03:28,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:03:29,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:03:28" (1/1) ... [2019-09-19 07:03:29,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:03:28" (1/1) ... [2019-09-19 07:03:29,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:03:28" (1/1) ... [2019-09-19 07:03:29,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:03:28" (1/1) ... [2019-09-19 07:03:29,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:03:28" (1/1) ... [2019-09-19 07:03:29,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:03:28" (1/1) ... [2019-09-19 07:03:29,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:03:28" (1/1) ... [2019-09-19 07:03:29,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:03:29,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:03:29,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:03:29,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:03:29,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:03:28" (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 07:03:29,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:03:29,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:03:29,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 07:03:29,129 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:03:29,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:03:29,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 07:03:29,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 07:03:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 07:03:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 07:03:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:03:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 07:03:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 07:03:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 07:03:29,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:03:29,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:03:29,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 07:03:29,439 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:03:29,439 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-19 07:03:29,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:03:29 BoogieIcfgContainer [2019-09-19 07:03:29,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:03:29,441 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:03:29,442 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:03:29,442 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:03:29,443 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:03:29" (1/1) ... [2019-09-19 07:03:29,444 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:03:29,466 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 07:03:29,466 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:03:29,473 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:03:29,482 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:03:29,483 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:03:29,667 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-19 07:03:29,840 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2019-09-19 07:03:30,256 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-19 07:03:30,405 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 07:03:30,895 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-19 07:03:31,124 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 07:03:31,885 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 80 [2019-09-19 07:03:41,977 WARN L191 SmtUtils]: Spent 9.65 s on a formula simplification. DAG size of input: 108 DAG size of output: 106 [2019-09-19 07:03:44,956 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 22 for LOIs [2019-09-19 07:03:44,991 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 07:03:44,992 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 07:03:44,994 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 101#(and (exists ((v_main_~a~0.offset_BEFORE_CALL_5 Int) (v_main_~a~0.base_BEFORE_CALL_5 Int) (v_main_~i~0_BEFORE_CALL_5 Int)) (or (and (< v_main_~i~0_BEFORE_CALL_5 ~SIZE~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 (* 4 v_main_~i~0_BEFORE_CALL_5)))) (= |__VERIFIER_assert_#in~cond| 1)) (and (< v_main_~i~0_BEFORE_CALL_5 ~SIZE~0) (= |__VERIFIER_assert_#in~cond| 0) (not (<= 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 (* 4 v_main_~i~0_BEFORE_CALL_5)))))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-19 07:03:45,006 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 07:03:45,007 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 07:03:45,008 INFO L168 Benchmark]: Toolchain (without parser) took 16282.84 ms. Allocated memory was 130.5 MB in the beginning and 271.6 MB in the end (delta: 141.0 MB). Free memory was 86.4 MB in the beginning and 197.9 MB in the end (delta: -111.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2019-09-19 07:03:45,009 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 07:03:45,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.71 ms. Allocated memory is still 130.5 MB. Free memory was 86.2 MB in the beginning and 76.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-19 07:03:45,011 INFO L168 Benchmark]: Boogie Preprocessor took 114.11 ms. Allocated memory was 130.5 MB in the beginning and 197.7 MB in the end (delta: 67.1 MB). Free memory was 76.3 MB in the beginning and 173.8 MB in the end (delta: -97.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-19 07:03:45,012 INFO L168 Benchmark]: RCFGBuilder took 371.19 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 156.6 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-09-19 07:03:45,013 INFO L168 Benchmark]: Sifa took 15565.17 ms. Allocated memory was 197.7 MB in the beginning and 271.6 MB in the end (delta: 73.9 MB). Free memory was 156.6 MB in the beginning and 197.9 MB in the end (delta: -41.3 MB). Peak memory consumption was 32.6 MB. Max. memory is 7.1 GB. [2019-09-19 07:03:45,017 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 228.71 ms. Allocated memory is still 130.5 MB. Free memory was 86.2 MB in the beginning and 76.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.11 ms. Allocated memory was 130.5 MB in the beginning and 197.7 MB in the end (delta: 67.1 MB). Free memory was 76.3 MB in the beginning and 173.8 MB in the end (delta: -97.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 371.19 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 156.6 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * Sifa took 15565.17 ms. Allocated memory was 197.7 MB in the beginning and 271.6 MB in the end (delta: 73.9 MB). Free memory was 156.6 MB in the beginning and 197.9 MB in the end (delta: -41.3 MB). Peak memory consumption was 32.6 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]: 15528, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 48, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 39, TOOLS_POST_TIME[ms]: 100, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 123, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 122, TOOLS_QUANTIFIERELIM_APPLICATIONS: 51, TOOLS_QUANTIFIERELIM_TIME[ms]: 307, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 71, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 54, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 17, DOMAIN_JOIN_TIME[ms]: 1272, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 5, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 10956, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 2831, DOMAIN_ISBOTTOM_APPLICATIONS: 5, DOMAIN_ISBOTTOM_TIME[ms]: 42, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15147, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15147, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 265, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 74, DAG_COMPRESSION_RETAINED_NODES: 38 - UnprovableResult [Line: 3]: 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 101#(and (exists ((v_main_~a~0.offset_BEFORE_CALL_5 Int) (v_main_~a~0.base_BEFORE_CALL_5 Int) (v_main_~i~0_BEFORE_CALL_5 Int)) (or (and (< v_main_~i~0_BEFORE_CALL_5 ~SIZE~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 (* 4 v_main_~i~0_BEFORE_CALL_5)))) (= |__VERIFIER_assert_#in~cond| 1)) (and (< v_main_~i~0_BEFORE_CALL_5 ~SIZE~0) (= |__VERIFIER_assert_#in~cond| 0) (not (<= 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 (* 4 v_main_~i~0_BEFORE_CALL_5)))))))) (= 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...