java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 02:06:03,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 02:06:03,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 02:06:03,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 02:06:03,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 02:06:03,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 02:06:03,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 02:06:03,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 02:06:03,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 02:06:03,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 02:06:03,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 02:06:03,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 02:06:03,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 02:06:03,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 02:06:03,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 02:06:03,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 02:06:03,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 02:06:03,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 02:06:03,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 02:06:03,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 02:06:03,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 02:06:03,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 02:06:03,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 02:06:03,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 02:06:03,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 02:06:03,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 02:06:03,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 02:06:03,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 02:06:03,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 02:06:03,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 02:06:03,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 02:06:03,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 02:06:03,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 02:06:03,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 02:06:03,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 02:06:03,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 02:06:03,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 02:06:03,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 02:06:03,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 02:06:03,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 02:06:03,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 02:06:03,369 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 02:06:03,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 02:06:03,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 02:06:03,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 02:06:03,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 02:06:03,385 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 02:06:03,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 02:06:03,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 02:06:03,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 02:06:03,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 02:06:03,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 02:06:03,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 02:06:03,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 02:06:03,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 02:06:03,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 02:06:03,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 02:06:03,387 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 02:06:03,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 02:06:03,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 02:06:03,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 02:06:03,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 02:06:03,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 02:06:03,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 02:06:03,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 02:06:03,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 02:06:03,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 02:06:03,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 02:06:03,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 02:06:03,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 02:06:03,390 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> NONE [2019-09-17 02:06:03,420 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 02:06:03,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 02:06:03,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 02:06:03,435 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 02:06:03,435 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 02:06:03,436 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-09-17 02:06:03,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500e65c7f/a74021e9a51846fca2a3d59856011faa/FLAG254badab4 [2019-09-17 02:06:04,034 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 02:06:04,037 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-09-17 02:06:04,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500e65c7f/a74021e9a51846fca2a3d59856011faa/FLAG254badab4 [2019-09-17 02:06:04,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500e65c7f/a74021e9a51846fca2a3d59856011faa [2019-09-17 02:06:04,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 02:06:04,324 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 02:06:04,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 02:06:04,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 02:06:04,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 02:06:04,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:06:04" (1/1) ... [2019-09-17 02:06:04,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e609cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:04, skipping insertion in model container [2019-09-17 02:06:04,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:06:04" (1/1) ... [2019-09-17 02:06:04,338 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 02:06:04,379 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 02:06:04,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:06:04,764 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 02:06:04,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:06:04,859 INFO L192 MainTranslator]: Completed translation [2019-09-17 02:06:04,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:04 WrapperNode [2019-09-17 02:06:04,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 02:06:04,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 02:06:04,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 02:06:04,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 02:06:04,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:04" (1/1) ... [2019-09-17 02:06:04,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:04" (1/1) ... [2019-09-17 02:06:04,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:04" (1/1) ... [2019-09-17 02:06:04,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:04" (1/1) ... [2019-09-17 02:06:04,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:04" (1/1) ... [2019-09-17 02:06:04,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:04" (1/1) ... [2019-09-17 02:06:04,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:04" (1/1) ... [2019-09-17 02:06:04,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 02:06:04,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 02:06:04,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 02:06:04,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 02:06:04,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:04" (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 02:06:05,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 02:06:05,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 02:06:05,016 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 02:06:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 02:06:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-17 02:06:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-17 02:06:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 02:06:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 02:06:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 02:06:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 02:06:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 02:06:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 02:06:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 02:06:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 02:06:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 02:06:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 02:06:05,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 02:06:05,735 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 02:06:05,735 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-17 02:06:05,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:06:05 BoogieIcfgContainer [2019-09-17 02:06:05,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 02:06:05,737 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 02:06:05,737 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 02:06:05,738 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 02:06:05,739 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:06:05" (1/1) ... [2019-09-17 02:06:05,740 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-17 02:06:05,762 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 02:06:05,763 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 02:06:05,770 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 02:06:05,779 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 02:06:05,780 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 02:06:05,957 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 94 for LOIs [2019-09-17 02:06:52,004 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 02:06:52,004 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 02:06:52,006 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 45#(and (= 0 main_~__VERIFIER_assert__Id_MCDC_92~1) (= main_~Id_MCDC_89____CPAchecker_TMP_1~0 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__Id_MCDC_92~1) (not (< (mod ~Id_MCDC_93~0 4294967296) 42)) (= main_~__tmp_3~0 main_~Id_MCDC_89____CPAchecker_TMP_1~0)) [2019-09-17 02:06:52,019 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 02:06:52,019 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 02:06:52,022 INFO L168 Benchmark]: Toolchain (without parser) took 47698.07 ms. Allocated memory was 137.4 MB in the beginning and 335.5 MB in the end (delta: 198.2 MB). Free memory was 87.9 MB in the beginning and 237.5 MB in the end (delta: -149.5 MB). Peak memory consumption was 48.6 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:52,023 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.4 MB. Free memory was 106.7 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 02:06:52,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 535.28 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 87.7 MB in the beginning and 174.5 MB in the end (delta: -86.8 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:52,025 INFO L168 Benchmark]: Boogie Preprocessor took 73.05 ms. Allocated memory is still 201.9 MB. Free memory was 174.5 MB in the beginning and 170.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:52,026 INFO L168 Benchmark]: RCFGBuilder took 803.19 ms. Allocated memory is still 201.9 MB. Free memory was 170.8 MB in the beginning and 97.1 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:52,026 INFO L168 Benchmark]: Sifa took 46282.74 ms. Allocated memory was 201.9 MB in the beginning and 335.5 MB in the end (delta: 133.7 MB). Free memory was 96.5 MB in the beginning and 237.5 MB in the end (delta: -141.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 02:06:52,030 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 137.4 MB. Free memory was 106.7 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 535.28 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 87.7 MB in the beginning and 174.5 MB in the end (delta: -86.8 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.05 ms. Allocated memory is still 201.9 MB. Free memory was 174.5 MB in the beginning and 170.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 803.19 ms. Allocated memory is still 201.9 MB. Free memory was 170.8 MB in the beginning and 97.1 MB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 7.1 GB. * Sifa took 46282.74 ms. Allocated memory was 201.9 MB in the beginning and 335.5 MB in the end (delta: 133.7 MB). Free memory was 96.5 MB in the beginning and 237.5 MB in the end (delta: -141.0 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]: 46244, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 26, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 23, TOOLS_POST_TIME[ms]: 46078, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 26, TOOLS_QUANTIFIERELIM_TIME[ms]: 46062, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 45828, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 29, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 5, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 6, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 172, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 171, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 123, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 122, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 27, DAG_COMPRESSION_PROCESSED_NODES: 66, DAG_COMPRESSION_RETAINED_NODES: 36 - UnprovableResult [Line: 219]: 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 45#(and (= 0 main_~__VERIFIER_assert__Id_MCDC_92~1) (= main_~Id_MCDC_89____CPAchecker_TMP_1~0 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__Id_MCDC_92~1) (not (< (mod ~Id_MCDC_93~0 4294967296) 42)) (= main_~__tmp_3~0 main_~Id_MCDC_89____CPAchecker_TMP_1~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...