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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/loops/linear_search.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:41:18,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:41:18,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:41:18,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:41:18,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:41:18,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:41:18,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:41:18,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:41:18,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:41:18,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:41:18,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:41:18,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:41:18,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:41:18,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:41:18,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:41:18,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:41:18,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:41:18,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:41:18,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:41:18,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:41:18,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:41:18,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:41:18,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:41:18,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:41:18,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:41:18,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:41:18,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:41:18,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:41:18,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:41:18,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:41:18,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:41:18,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:41:18,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:41:18,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:41:18,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:41:18,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:41:18,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:41:18,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:41:18,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:41:18,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:41:18,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:41:18,975 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 [2019-09-25 17:41:18,990 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:41:18,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:41:18,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:41:18,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:41:18,992 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:41:18,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:41:18,992 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:41:18,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:41:18,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:41:18,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:41:18,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:41:18,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:41:18,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:41:18,994 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:41:18,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:41:18,994 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:41:18,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:41:18,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:41:18,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:41:18,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:41:18,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:41:18,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:41:18,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:41:18,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:41:18,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:41:18,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:41:18,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:41:18,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:41:18,997 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:41:19,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:41:19,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:41:19,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:41:19,048 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:41:19,048 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:41:19,049 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/linear_search.c [2019-09-25 17:41:19,132 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/672f81c98/7bc8cbcf3fd148529a82357db756136e/FLAG661ff998e [2019-09-25 17:41:19,606 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:41:19,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/linear_search.c [2019-09-25 17:41:19,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/672f81c98/7bc8cbcf3fd148529a82357db756136e/FLAG661ff998e [2019-09-25 17:41:19,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/672f81c98/7bc8cbcf3fd148529a82357db756136e [2019-09-25 17:41:19,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:41:19,996 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:41:19,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:41:19,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:41:20,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:41:20,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:41:19" (1/1) ... [2019-09-25 17:41:20,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37dec9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:20, skipping insertion in model container [2019-09-25 17:41:20,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:41:19" (1/1) ... [2019-09-25 17:41:20,008 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:41:20,024 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:41:20,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:41:20,242 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:41:20,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:41:20,367 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:41:20,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:20 WrapperNode [2019-09-25 17:41:20,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:41:20,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:41:20,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:41:20,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:41:20,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:20" (1/1) ... [2019-09-25 17:41:20,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:20" (1/1) ... [2019-09-25 17:41:20,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:20" (1/1) ... [2019-09-25 17:41:20,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:20" (1/1) ... [2019-09-25 17:41:20,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:20" (1/1) ... [2019-09-25 17:41:20,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:20" (1/1) ... [2019-09-25 17:41:20,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:20" (1/1) ... [2019-09-25 17:41:20,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:41:20,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:41:20,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:41:20,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:41:20,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:20" (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 [2019-09-25 17:41:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:41:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:41:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-25 17:41:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure linear_search [2019-09-25 17:41:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:41:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:41:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:41:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 17:41:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-25 17:41:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure linear_search [2019-09-25 17:41:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:41:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:41:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:41:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:41:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:41:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:41:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:41:20,800 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:41:20,801 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-25 17:41:20,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:41:20 BoogieIcfgContainer [2019-09-25 17:41:20,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:41:20,803 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:41:20,803 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:41:20,803 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:41:20,804 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:41:20" (1/1) ... [2019-09-25 17:41:20,805 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:41:20,832 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:41:20,832 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:41:20,843 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:41:20,864 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:41:20,869 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:41:21,075 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-25 17:41:21,394 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 24 for LOIs [2019-09-25 17:41:21,404 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:41:21,405 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:41:21,407 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 63#(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))))) [2019-09-25 17:41:21,421 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:41:21,421 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:41:21,423 INFO L168 Benchmark]: Toolchain (without parser) took 1426.90 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 85.7 MB in the beginning and 127.8 MB in the end (delta: -42.1 MB). Peak memory consumption was 18.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:21,425 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:41:21,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.95 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 85.5 MB in the beginning and 176.5 MB in the end (delta: -91.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:21,427 INFO L168 Benchmark]: Boogie Preprocessor took 37.94 ms. Allocated memory is still 198.2 MB. Free memory was 176.5 MB in the beginning and 174.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:21,428 INFO L168 Benchmark]: RCFGBuilder took 396.14 ms. Allocated memory is still 198.2 MB. Free memory was 174.2 MB in the beginning and 154.6 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:21,429 INFO L168 Benchmark]: Sifa took 618.62 ms. Allocated memory is still 198.2 MB. Free memory was 154.6 MB in the beginning and 127.8 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:21,435 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 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 370.95 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 85.5 MB in the beginning and 176.5 MB in the end (delta: -91.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.94 ms. Allocated memory is still 198.2 MB. Free memory was 176.5 MB in the beginning and 174.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 396.14 ms. Allocated memory is still 198.2 MB. Free memory was 174.2 MB in the beginning and 154.6 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * Sifa took 618.62 ms. Allocated memory is still 198.2 MB. Free memory was 154.6 MB in the beginning and 127.8 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 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]: 575, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 22, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 17, TOOLS_POST_TIME[ms]: 256, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 30, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 16, TOOLS_QUANTIFIERELIM_APPLICATIONS: 23, TOOLS_QUANTIFIERELIM_TIME[ms]: 272, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 108, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 24, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 122, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 3, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 29, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 5, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 126, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 125, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 305, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 304, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 12, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 17, 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 63#(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...