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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/reducercommutativity/sep10-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 21:17:39,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 21:17:39,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 21:17:39,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 21:17:39,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 21:17:39,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 21:17:39,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 21:17:39,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 21:17:39,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 21:17:39,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 21:17:39,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 21:17:39,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 21:17:39,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 21:17:39,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 21:17:39,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 21:17:39,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 21:17:39,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 21:17:39,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 21:17:39,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 21:17:39,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 21:17:39,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 21:17:39,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 21:17:39,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 21:17:39,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 21:17:39,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 21:17:39,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 21:17:39,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 21:17:39,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 21:17:39,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 21:17:39,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 21:17:39,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 21:17:39,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 21:17:39,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 21:17:39,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 21:17:39,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 21:17:39,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 21:17:39,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 21:17:39,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 21:17:39,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 21:17:39,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 21:17:39,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 21:17:39,679 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 [2019-09-18 21:17:39,716 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 21:17:39,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 21:17:39,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 21:17:39,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 21:17:39,718 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 21:17:39,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 21:17:39,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 21:17:39,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 21:17:39,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 21:17:39,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 21:17:39,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 21:17:39,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 21:17:39,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 21:17:39,722 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 21:17:39,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 21:17:39,723 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 21:17:39,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 21:17:39,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 21:17:39,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 21:17:39,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 21:17:39,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 21:17:39,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 21:17:39,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 21:17:39,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 21:17:39,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 21:17:39,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 21:17:39,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 21:17:39,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 21:17:39,728 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 -> ReUseSupersetCallSummarizer 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 [2019-09-18 21:17:39,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 21:17:39,790 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 21:17:39,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 21:17:39,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 21:17:39,794 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 21:17:39,795 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sep10-2.i [2019-09-18 21:17:39,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de70d38c5/c4d17699c64a48d9acfb76c33755e425/FLAGa08c87329 [2019-09-18 21:17:40,222 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 21:17:40,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/sep10-2.i [2019-09-18 21:17:40,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de70d38c5/c4d17699c64a48d9acfb76c33755e425/FLAGa08c87329 [2019-09-18 21:17:40,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de70d38c5/c4d17699c64a48d9acfb76c33755e425 [2019-09-18 21:17:40,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 21:17:40,673 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 21:17:40,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 21:17:40,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 21:17:40,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 21:17:40,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:17:40" (1/1) ... [2019-09-18 21:17:40,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a78415a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:40, skipping insertion in model container [2019-09-18 21:17:40,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:17:40" (1/1) ... [2019-09-18 21:17:40,689 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 21:17:40,707 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 21:17:40,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:17:40,928 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 21:17:40,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:17:41,049 INFO L192 MainTranslator]: Completed translation [2019-09-18 21:17:41,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:41 WrapperNode [2019-09-18 21:17:41,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 21:17:41,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 21:17:41,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 21:17:41,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 21:17:41,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:41" (1/1) ... [2019-09-18 21:17:41,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:41" (1/1) ... [2019-09-18 21:17:41,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:41" (1/1) ... [2019-09-18 21:17:41,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:41" (1/1) ... [2019-09-18 21:17:41,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:41" (1/1) ... [2019-09-18 21:17:41,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:41" (1/1) ... [2019-09-18 21:17:41,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:41" (1/1) ... [2019-09-18 21:17:41,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 21:17:41,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 21:17:41,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 21:17:41,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 21:17:41,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:41" (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 [2019-09-18 21:17:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 21:17:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 21:17:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure sep [2019-09-18 21:17:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 21:17:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 21:17:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 21:17:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure sep [2019-09-18 21:17:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 21:17:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 21:17:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 21:17:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 21:17:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 21:17:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 21:17:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 21:17:41,528 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 21:17:41,528 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-18 21:17:41,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:17:41 BoogieIcfgContainer [2019-09-18 21:17:41,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 21:17:41,530 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 21:17:41,530 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 21:17:41,531 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 21:17:41,532 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:17:41" (1/1) ... [2019-09-18 21:17:41,532 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 21:17:41,558 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 21:17:41,558 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 21:17:41,568 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 21:17:41,583 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 21:17:41,585 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 21:17:41,758 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-18 21:17:43,501 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 21:17:43,979 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 55 [2019-09-18 21:17:44,238 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2019-09-18 21:17:44,697 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2019-09-18 21:17:45,432 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 111 [2019-09-18 21:17:49,815 WARN L191 SmtUtils]: Spent 4.35 s on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 21:17:49,933 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 21:17:49,933 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 21:17:49,935 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 78#(and (exists ((v_prenex_15 Int) (v_sep_~ret~0_BEFORE_RETURN_3 Int)) (or (and (<= (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) 2147483647) (not (< main_~i~2 9)) (<= main_~ret5~0 2147483647) (= main_~ret5~0 (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296)) (<= 0 (+ main_~ret5~0 2147483648)) (= (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 36)) main_~temp~0)) (and (not (<= (mod v_prenex_15 4294967296) 2147483647)) (= (+ (mod v_prenex_15 4294967296) (- 4294967296)) main_~ret5~0) (not (< main_~i~2 9)) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (= (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 36)) main_~temp~0)))) (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0)))) [2019-09-18 21:17:49,950 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 21:17:49,951 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 21:17:49,953 INFO L168 Benchmark]: Toolchain (without parser) took 9278.94 ms. Allocated memory was 133.7 MB in the beginning and 259.0 MB in the end (delta: 125.3 MB). Free memory was 89.4 MB in the beginning and 176.0 MB in the end (delta: -86.6 MB). Peak memory consumption was 38.7 MB. Max. memory is 7.1 GB. [2019-09-18 21:17:49,953 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory is still 107.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 21:17:49,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.22 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 89.4 MB in the beginning and 176.5 MB in the end (delta: -87.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-09-18 21:17:49,955 INFO L168 Benchmark]: Boogie Preprocessor took 35.88 ms. Allocated memory is still 199.8 MB. Free memory was 176.5 MB in the beginning and 174.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-18 21:17:49,956 INFO L168 Benchmark]: RCFGBuilder took 443.27 ms. Allocated memory is still 199.8 MB. Free memory was 174.8 MB in the beginning and 151.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-18 21:17:49,956 INFO L168 Benchmark]: Sifa took 8420.58 ms. Allocated memory was 199.8 MB in the beginning and 259.0 MB in the end (delta: 59.2 MB). Free memory was 151.8 MB in the beginning and 176.0 MB in the end (delta: -24.2 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. [2019-09-18 21:17:49,960 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory is still 107.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 376.22 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 89.4 MB in the beginning and 176.5 MB in the end (delta: -87.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.88 ms. Allocated memory is still 199.8 MB. Free memory was 176.5 MB in the beginning and 174.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 443.27 ms. Allocated memory is still 199.8 MB. Free memory was 174.8 MB in the beginning and 151.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Sifa took 8420.58 ms. Allocated memory was 199.8 MB in the beginning and 259.0 MB in the end (delta: 59.2 MB). Free memory was 151.8 MB in the beginning and 176.0 MB in the end (delta: -24.2 MB). Peak memory consumption was 35.0 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]: 8377, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 20, TOOLS_POST_TIME[ms]: 1206, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 30, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 72, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 1281, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 651, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 37, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 584, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 6353, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 30, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7958, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7958, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 769, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 72, DAG_COMPRESSION_RETAINED_NODES: 35 - UnprovableResult [Line: 42]: 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 78#(and (exists ((v_prenex_15 Int) (v_sep_~ret~0_BEFORE_RETURN_3 Int)) (or (and (<= (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) 2147483647) (not (< main_~i~2 9)) (<= main_~ret5~0 2147483647) (= main_~ret5~0 (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296)) (<= 0 (+ main_~ret5~0 2147483648)) (= (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 36)) main_~temp~0)) (and (not (<= (mod v_prenex_15 4294967296) 2147483647)) (= (+ (mod v_prenex_15 4294967296) (- 4294967296)) main_~ret5~0) (not (< main_~i~2 9)) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (= (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 36)) main_~temp~0)))) (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...