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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/reducercommutativity/sep60-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 12:53:29,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 12:53:29,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 12:53:29,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 12:53:29,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 12:53:29,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 12:53:29,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 12:53:29,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 12:53:29,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 12:53:29,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 12:53:29,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 12:53:29,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 12:53:29,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 12:53:29,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 12:53:29,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 12:53:29,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 12:53:29,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 12:53:29,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 12:53:29,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 12:53:29,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 12:53:29,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 12:53:29,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 12:53:29,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 12:53:29,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 12:53:29,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 12:53:29,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 12:53:29,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 12:53:29,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 12:53:29,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 12:53:29,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 12:53:29,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 12:53:29,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 12:53:29,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 12:53:29,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 12:53:29,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 12:53:29,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 12:53:29,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 12:53:29,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 12:53:29,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 12:53:29,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 12:53:29,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 12:53:29,293 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 [2019-10-04 12:53:29,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 12:53:29,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 12:53:29,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 12:53:29,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 12:53:29,309 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 12:53:29,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 12:53:29,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 12:53:29,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 12:53:29,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 12:53:29,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 12:53:29,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 12:53:29,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 12:53:29,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 12:53:29,311 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 12:53:29,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 12:53:29,311 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 12:53:29,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 12:53:29,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 12:53:29,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 12:53:29,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 12:53:29,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 12:53:29,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 12:53:29,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 12:53:29,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 12:53:29,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 12:53:29,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 12:53:29,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 12:53:29,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 12:53:29,314 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 12:53:29,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 12:53:29,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 12:53:29,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 12:53:29,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 12:53:29,365 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 12:53:29,366 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sep60-2.i [2019-10-04 12:53:29,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b7af683e/2f5033f6a5394a02aa46f11b417f56ea/FLAGde15e99da [2019-10-04 12:53:29,888 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 12:53:29,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/sep60-2.i [2019-10-04 12:53:29,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b7af683e/2f5033f6a5394a02aa46f11b417f56ea/FLAGde15e99da [2019-10-04 12:53:30,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b7af683e/2f5033f6a5394a02aa46f11b417f56ea [2019-10-04 12:53:30,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 12:53:30,282 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 12:53:30,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 12:53:30,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 12:53:30,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 12:53:30,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:53:30" (1/1) ... [2019-10-04 12:53:30,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@605ff7bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:30, skipping insertion in model container [2019-10-04 12:53:30,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:53:30" (1/1) ... [2019-10-04 12:53:30,299 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 12:53:30,317 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 12:53:30,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:53:30,507 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 12:53:30,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:53:30,637 INFO L192 MainTranslator]: Completed translation [2019-10-04 12:53:30,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:30 WrapperNode [2019-10-04 12:53:30,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 12:53:30,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 12:53:30,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 12:53:30,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 12:53:30,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:30" (1/1) ... [2019-10-04 12:53:30,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:30" (1/1) ... [2019-10-04 12:53:30,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:30" (1/1) ... [2019-10-04 12:53:30,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:30" (1/1) ... [2019-10-04 12:53:30,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:30" (1/1) ... [2019-10-04 12:53:30,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:30" (1/1) ... [2019-10-04 12:53:30,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:30" (1/1) ... [2019-10-04 12:53:30,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 12:53:30,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 12:53:30,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 12:53:30,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 12:53:30,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:30" (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 [2019-10-04 12:53:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 12:53:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 12:53:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure sep [2019-10-04 12:53:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 12:53:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 12:53:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 12:53:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure sep [2019-10-04 12:53:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 12:53:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 12:53:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 12:53:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 12:53:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 12:53:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 12:53:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 12:53:31,128 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 12:53:31,129 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-04 12:53:31,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:53:31 BoogieIcfgContainer [2019-10-04 12:53:31,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 12:53:31,131 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 12:53:31,131 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 12:53:31,131 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 12:53:31,133 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:53:31" (1/1) ... [2019-10-04 12:53:31,133 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 12:53:31,161 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 12:53:31,161 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 12:53:31,169 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 12:53:31,177 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 12:53:31,179 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 12:53:31,384 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-04 12:53:32,532 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 12:53:32,532 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 12:53:32,535 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 124#(or (and (exists ((v_prenex_15 Int) (v_sep_~ret~0_BEFORE_RETURN_3 Int)) (or (and (not (< main_~i~2 59)) (not (<= (mod v_prenex_15 4294967296) 2147483647)) (= (+ (mod v_prenex_15 4294967296) (- 4294967296)) main_~ret5~0) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 236)))) (and (not (< main_~i~2 59)) (<= (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) 2147483647) (<= main_~ret5~0 2147483647) (= main_~ret5~0 (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296)) (<= 0 (+ main_~ret5~0 2147483648)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 236)))))) (not (= main_~ret~1 main_~ret5~0))) (and (not (= main_~ret~1 main_~ret2~0)) (exists ((v_prenex_15 Int) (v_sep_~ret~0_BEFORE_RETURN_3 Int)) (or (and (not (< main_~i~2 59)) (not (<= (mod v_prenex_15 4294967296) 2147483647)) (= (+ (mod v_prenex_15 4294967296) (- 4294967296)) main_~ret5~0) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 236)))) (and (not (< main_~i~2 59)) (<= (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) 2147483647) (<= main_~ret5~0 2147483647) (= main_~ret5~0 (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296)) (<= 0 (+ main_~ret5~0 2147483648)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 236)))))))) [2019-10-04 12:53:32,551 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 12:53:32,552 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 12:53:32,553 INFO L168 Benchmark]: Toolchain (without parser) took 2271.89 ms. Allocated memory was 133.2 MB in the beginning and 226.0 MB in the end (delta: 92.8 MB). Free memory was 87.6 MB in the beginning and 185.2 MB in the end (delta: -97.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 12:53:32,554 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 105.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 12:53:32,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.11 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 87.6 MB in the beginning and 177.9 MB in the end (delta: -90.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:32,556 INFO L168 Benchmark]: Boogie Preprocessor took 37.97 ms. Allocated memory is still 200.8 MB. Free memory was 177.9 MB in the beginning and 175.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:32,556 INFO L168 Benchmark]: RCFGBuilder took 452.08 ms. Allocated memory is still 200.8 MB. Free memory was 175.7 MB in the beginning and 153.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:32,557 INFO L168 Benchmark]: Sifa took 1420.81 ms. Allocated memory was 200.8 MB in the beginning and 226.0 MB in the end (delta: 25.2 MB). Free memory was 152.4 MB in the beginning and 185.2 MB in the end (delta: -32.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 12:53:32,560 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 105.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 357.11 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 87.6 MB in the beginning and 177.9 MB in the end (delta: -90.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.97 ms. Allocated memory is still 200.8 MB. Free memory was 177.9 MB in the beginning and 175.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 452.08 ms. Allocated memory is still 200.8 MB. Free memory was 175.7 MB in the beginning and 153.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Sifa took 1420.81 ms. Allocated memory was 200.8 MB in the beginning and 226.0 MB in the end (delta: 25.2 MB). Free memory was 152.4 MB in the beginning and 185.2 MB in the end (delta: -32.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1374, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 20, TOOLS_POST_TIME[ms]: 839, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 30, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 26, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 854, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 349, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 37, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 186, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 147, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 64, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 960, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 959, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 336, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 335, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 12, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 15, 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 124#(or (and (exists ((v_prenex_15 Int) (v_sep_~ret~0_BEFORE_RETURN_3 Int)) (or (and (not (< main_~i~2 59)) (not (<= (mod v_prenex_15 4294967296) 2147483647)) (= (+ (mod v_prenex_15 4294967296) (- 4294967296)) main_~ret5~0) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 236)))) (and (not (< main_~i~2 59)) (<= (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) 2147483647) (<= main_~ret5~0 2147483647) (= main_~ret5~0 (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296)) (<= 0 (+ main_~ret5~0 2147483648)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 236)))))) (not (= main_~ret~1 main_~ret5~0))) (and (not (= main_~ret~1 main_~ret2~0)) (exists ((v_prenex_15 Int) (v_sep_~ret~0_BEFORE_RETURN_3 Int)) (or (and (not (< main_~i~2 59)) (not (<= (mod v_prenex_15 4294967296) 2147483647)) (= (+ (mod v_prenex_15 4294967296) (- 4294967296)) main_~ret5~0) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 236)))) (and (not (< main_~i~2 59)) (<= (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) 2147483647) (<= main_~ret5~0 2147483647) (= main_~ret5~0 (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296)) (<= 0 (+ main_~ret5~0 2147483648)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 236)))))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...