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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/loops/linear_search.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:04:12,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:04:12,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:04:12,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:04:12,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:04:12,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:04:12,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:04:12,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:04:12,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:04:12,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:04:12,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:04:12,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:04:12,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:04:12,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:04:12,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:04:12,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:04:12,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:04:12,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:04:12,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:04:12,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:04:12,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:04:12,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:04:12,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:04:12,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:04:12,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:04:12,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:04:12,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:04:12,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:04:12,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:04:12,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:04:12,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:04:12,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:04:12,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:04:12,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:04:12,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:04:12,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:04:12,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:04:12,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:04:12,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:04:12,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:04:12,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:04:12,331 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 [2019-09-20 15:04:12,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:04:12,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:04:12,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:04:12,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:04:12,359 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:04:12,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:04:12,360 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:04:12,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:04:12,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:04:12,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:04:12,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:04:12,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:04:12,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:04:12,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:04:12,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:04:12,364 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:04:12,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:04:12,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:04:12,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:04:12,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:04:12,365 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:04:12,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:04:12,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:04:12,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:04:12,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:04:12,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:04:12,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:04:12,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:04:12,366 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 -> 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 -> NONE [2019-09-20 15:04:12,401 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:04:12,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:04:12,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:04:12,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:04:12,420 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:04:12,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/linear_search.c [2019-09-20 15:04:12,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad2f8ac7/84e2415dd2da43c389a226fc5d9d32cc/FLAGb23f1bbd3 [2019-09-20 15:04:12,927 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:04:12,929 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/linear_search.c [2019-09-20 15:04:12,936 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad2f8ac7/84e2415dd2da43c389a226fc5d9d32cc/FLAGb23f1bbd3 [2019-09-20 15:04:13,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad2f8ac7/84e2415dd2da43c389a226fc5d9d32cc [2019-09-20 15:04:13,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:04:13,337 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:04:13,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:04:13,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:04:13,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:04:13,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:04:13" (1/1) ... [2019-09-20 15:04:13,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a2b2c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:13, skipping insertion in model container [2019-09-20 15:04:13,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:04:13" (1/1) ... [2019-09-20 15:04:13,354 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:04:13,376 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:04:13,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:04:13,569 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:04:13,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:04:13,602 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:04:13,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:13 WrapperNode [2019-09-20 15:04:13,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:04:13,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:04:13,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:04:13,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:04:13,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:13" (1/1) ... [2019-09-20 15:04:13,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:13" (1/1) ... [2019-09-20 15:04:13,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:13" (1/1) ... [2019-09-20 15:04:13,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:13" (1/1) ... [2019-09-20 15:04:13,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:13" (1/1) ... [2019-09-20 15:04:13,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:13" (1/1) ... [2019-09-20 15:04:13,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:13" (1/1) ... [2019-09-20 15:04:13,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:04:13,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:04:13,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:04:13,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:04:13,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:13" (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 [2019-09-20 15:04:13,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:04:13,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:04:13,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 15:04:13,785 INFO L138 BoogieDeclarations]: Found implementation of procedure linear_search [2019-09-20 15:04:13,785 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:04:13,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:04:13,786 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:04:13,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 15:04:13,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 15:04:13,786 INFO L130 BoogieDeclarations]: Found specification of procedure linear_search [2019-09-20 15:04:13,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:04:13,786 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:04:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:04:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:04:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:04:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:04:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:04:14,117 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:04:14,117 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 15:04:14,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:04:14 BoogieIcfgContainer [2019-09-20 15:04:14,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:04:14,120 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:04:14,120 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:04:14,120 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:04:14,122 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:04:14" (1/1) ... [2019-09-20 15:04:14,122 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:04:14,148 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:04:14,149 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:04:14,157 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:04:14,168 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:04:14,169 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:04:14,315 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-20 15:04:14,535 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 24 for LOIs [2019-09-20 15:04:14,540 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:04:14,541 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:04:14,543 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 54#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (exists ((v_linear_search_~j~0_BEFORE_RETURN_1 Int) (v_prenex_3 Int)) (or (and (<= 0 (+ |__VERIFIER_assert_#in~cond| 2147483648)) (= |__VERIFIER_assert_#in~cond| 1) (<= |__VERIFIER_assert_#in~cond| 2147483647) (< (mod v_linear_search_~j~0_BEFORE_RETURN_1 4294967296) (mod ~SIZE~0 4294967296))) (and (= |__VERIFIER_assert_#in~cond| 0) (<= 0 (+ |__VERIFIER_assert_#in~cond| 2147483648)) (not (< (mod v_prenex_3 4294967296) (mod ~SIZE~0 4294967296))) (<= |__VERIFIER_assert_#in~cond| 2147483647))))) [2019-09-20 15:04:14,558 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:04:14,558 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:04:14,561 INFO L168 Benchmark]: Toolchain (without parser) took 1222.91 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 84.1 MB in the beginning and 134.8 MB in the end (delta: -50.7 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:04:14,563 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 102.5 MB in the beginning and 102.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:04:14,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.48 ms. Allocated memory is still 137.9 MB. Free memory was 83.9 MB in the beginning and 73.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:04:14,566 INFO L168 Benchmark]: Boogie Preprocessor took 127.74 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 73.9 MB in the beginning and 175.9 MB in the end (delta: -102.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:04:14,567 INFO L168 Benchmark]: RCFGBuilder took 387.72 ms. Allocated memory is still 198.7 MB. Free memory was 175.9 MB in the beginning and 155.8 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:04:14,573 INFO L168 Benchmark]: Sifa took 438.79 ms. Allocated memory is still 198.7 MB. Free memory was 155.8 MB in the beginning and 134.8 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:04:14,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 102.5 MB in the beginning and 102.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 264.48 ms. Allocated memory is still 137.9 MB. Free memory was 83.9 MB in the beginning and 73.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.74 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 73.9 MB in the beginning and 175.9 MB in the end (delta: -102.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 387.72 ms. Allocated memory is still 198.7 MB. Free memory was 175.9 MB in the beginning and 155.8 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Sifa took 438.79 ms. Allocated memory is still 198.7 MB. Free memory was 155.8 MB in the beginning and 134.8 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 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]: 395, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 24, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 19, TOOLS_POST_TIME[ms]: 216, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 27, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 10, TOOLS_QUANTIFIERELIM_APPLICATIONS: 25, TOOLS_QUANTIFIERELIM_TIME[ms]: 227, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 79, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 27, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 8, DOMAIN_JOIN_TIME[ms]: 9, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 2, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 11, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 63, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 62, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 181, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 181, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 22, DAG_COMPRESSION_PROCESSED_NODES: 64, DAG_COMPRESSION_RETAINED_NODES: 40 - UnprovableResult [Line: 6]: 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 54#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (exists ((v_linear_search_~j~0_BEFORE_RETURN_1 Int) (v_prenex_3 Int)) (or (and (<= 0 (+ |__VERIFIER_assert_#in~cond| 2147483648)) (= |__VERIFIER_assert_#in~cond| 1) (<= |__VERIFIER_assert_#in~cond| 2147483647) (< (mod v_linear_search_~j~0_BEFORE_RETURN_1 4294967296) (mod ~SIZE~0 4294967296))) (and (= |__VERIFIER_assert_#in~cond| 0) (<= 0 (+ |__VERIFIER_assert_#in~cond| 2147483648)) (not (< (mod v_prenex_3 4294967296) (mod ~SIZE~0 4294967296))) (<= |__VERIFIER_assert_#in~cond| 2147483647))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...