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 SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loops/linear_search.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 05:42:48,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 05:42:48,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 05:42:48,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 05:42:48,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 05:42:48,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 05:42:48,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 05:42:48,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 05:42:48,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 05:42:48,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 05:42:48,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 05:42:48,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 05:42:48,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 05:42:48,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 05:42:48,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 05:42:48,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 05:42:48,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 05:42:48,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 05:42:48,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 05:42:48,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 05:42:48,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 05:42:48,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 05:42:48,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 05:42:48,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 05:42:48,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 05:42:48,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 05:42:48,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 05:42:48,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 05:42:48,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 05:42:48,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 05:42:48,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 05:42:48,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 05:42:48,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 05:42:48,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 05:42:48,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 05:42:48,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 05:42:48,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 05:42:48,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 05:42:48,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 05:42:48,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 05:42:48,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 05:42:48,853 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 05:42:48,880 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 05:42:48,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 05:42:48,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 05:42:48,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 05:42:48,885 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 05:42:48,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 05:42:48,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 05:42:48,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 05:42:48,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 05:42:48,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 05:42:48,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 05:42:48,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 05:42:48,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 05:42:48,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 05:42:48,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 05:42:48,887 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 05:42:48,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 05:42:48,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 05:42:48,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 05:42:48,888 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 05:42:48,888 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 05:42:48,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 05:42:48,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 05:42:48,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 05:42:48,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 05:42:48,889 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 05:42:48,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 05:42:48,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 05:42:48,890 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 -> SIMPLIFY_QUICK [2019-09-17 05:42:48,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 05:42:48,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 05:42:48,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 05:42:48,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 05:42:48,941 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 05:42:48,942 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/linear_search.c [2019-09-17 05:42:49,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acacbc197/48ecc5d76cc94a0e9763caa1883ba5ea/FLAG7a80560eb [2019-09-17 05:42:49,507 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 05:42:49,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/linear_search.c [2019-09-17 05:42:49,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acacbc197/48ecc5d76cc94a0e9763caa1883ba5ea/FLAG7a80560eb [2019-09-17 05:42:49,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acacbc197/48ecc5d76cc94a0e9763caa1883ba5ea [2019-09-17 05:42:49,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 05:42:49,907 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 05:42:49,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 05:42:49,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 05:42:49,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 05:42:49,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:42:49" (1/1) ... [2019-09-17 05:42:49,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d815a83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:49, skipping insertion in model container [2019-09-17 05:42:49,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:42:49" (1/1) ... [2019-09-17 05:42:49,924 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 05:42:49,941 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 05:42:50,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 05:42:50,140 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 05:42:50,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 05:42:50,276 INFO L192 MainTranslator]: Completed translation [2019-09-17 05:42:50,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:50 WrapperNode [2019-09-17 05:42:50,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 05:42:50,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 05:42:50,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 05:42:50,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 05:42:50,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:50" (1/1) ... [2019-09-17 05:42:50,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:50" (1/1) ... [2019-09-17 05:42:50,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:50" (1/1) ... [2019-09-17 05:42:50,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:50" (1/1) ... [2019-09-17 05:42:50,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:50" (1/1) ... [2019-09-17 05:42:50,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:50" (1/1) ... [2019-09-17 05:42:50,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:50" (1/1) ... [2019-09-17 05:42:50,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 05:42:50,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 05:42:50,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 05:42:50,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 05:42:50,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:42:50" (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 05:42:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 05:42:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 05:42:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 05:42:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure linear_search [2019-09-17 05:42:50,390 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 05:42:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 05:42:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 05:42:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 05:42:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-17 05:42:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure linear_search [2019-09-17 05:42:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 05:42:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 05:42:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 05:42:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 05:42:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 05:42:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 05:42:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 05:42:50,751 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 05:42:50,751 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 05:42:50,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:42:50 BoogieIcfgContainer [2019-09-17 05:42:50,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 05:42:50,754 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 05:42:50,754 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 05:42:50,755 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 05:42:50,756 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:42:50" (1/1) ... [2019-09-17 05:42:50,756 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=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 05:42:50,780 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 05:42:50,780 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 05:42:50,794 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 05:42:50,816 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 05:42:50,819 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 05:42:50,991 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-17 05:42:51,463 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 24 for LOIs [2019-09-17 05:42:51,472 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 05:42:51,472 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 05:42:51,475 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))))) [2019-09-17 05:42:51,489 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 05:42:51,489 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 05:42:51,491 INFO L168 Benchmark]: Toolchain (without parser) took 1583.69 ms. Allocated memory was 134.7 MB in the beginning and 198.7 MB in the end (delta: 64.0 MB). Free memory was 84.5 MB in the beginning and 118.9 MB in the end (delta: -34.4 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2019-09-17 05:42:51,492 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory is still 103.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 05:42:51,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.38 ms. Allocated memory was 134.7 MB in the beginning and 198.7 MB in the end (delta: 64.0 MB). Free memory was 84.5 MB in the beginning and 176.0 MB in the end (delta: -91.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-17 05:42:51,494 INFO L168 Benchmark]: Boogie Preprocessor took 48.41 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 174.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-17 05:42:51,495 INFO L168 Benchmark]: RCFGBuilder took 426.82 ms. Allocated memory is still 198.7 MB. Free memory was 174.1 MB in the beginning and 154.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 7.1 GB. [2019-09-17 05:42:51,496 INFO L168 Benchmark]: Sifa took 735.25 ms. Allocated memory is still 198.7 MB. Free memory was 154.9 MB in the beginning and 118.9 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. [2019-09-17 05:42:51,499 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 134.7 MB. Free memory is still 103.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 369.38 ms. Allocated memory was 134.7 MB in the beginning and 198.7 MB in the end (delta: 64.0 MB). Free memory was 84.5 MB in the beginning and 176.0 MB in the end (delta: -91.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.41 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 174.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 426.82 ms. Allocated memory is still 198.7 MB. Free memory was 174.1 MB in the beginning and 154.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 7.1 GB. * Sifa took 735.25 ms. Allocated memory is still 198.7 MB. Free memory was 154.9 MB in the beginning and 118.9 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 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]: 695, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 24, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 19, TOOLS_POST_TIME[ms]: 237, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 42, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 8, TOOLS_QUANTIFIERELIM_APPLICATIONS: 25, TOOLS_QUANTIFIERELIM_TIME[ms]: 254, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 87, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 27, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 8, DOMAIN_JOIN_TIME[ms]: 159, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 5, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 103, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 11, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 288, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 287, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 428, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 428, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 18, 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...