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 IntervalDomain -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 09:08:07,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 09:08:07,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 09:08:07,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 09:08:07,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 09:08:07,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 09:08:07,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 09:08:07,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 09:08:07,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 09:08:07,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 09:08:07,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 09:08:07,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 09:08:07,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 09:08:07,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 09:08:07,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 09:08:07,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 09:08:07,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 09:08:07,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 09:08:07,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 09:08:07,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 09:08:07,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 09:08:07,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 09:08:07,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 09:08:07,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 09:08:07,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 09:08:07,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 09:08:07,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 09:08:07,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 09:08:07,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 09:08:07,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 09:08:07,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 09:08:07,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 09:08:07,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 09:08:07,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 09:08:07,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 09:08:07,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 09:08:07,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 09:08:07,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 09:08:07,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 09:08:07,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 09:08:07,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 09:08:07,193 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 [2019-09-06 09:08:07,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 09:08:07,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 09:08:07,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 09:08:07,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 09:08:07,219 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 09:08:07,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 09:08:07,219 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 09:08:07,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 09:08:07,220 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 09:08:07,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 09:08:07,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 09:08:07,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 09:08:07,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 09:08:07,221 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 09:08:07,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 09:08:07,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 09:08:07,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 09:08:07,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 09:08:07,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 09:08:07,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 09:08:07,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 09:08:07,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 09:08:07,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 09:08:07,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 09:08:07,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 09:08:07,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 09:08:07,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 09:08:07,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 09:08:07,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 09:08:07,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 09:08:07,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 09:08:07,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 09:08:07,293 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 09:08:07,293 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 09:08:07,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-09-06 09:08:07,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64c206021/2a7df0f0b6a84d3bbc8521a71c419590/FLAG508d3151c [2019-09-06 09:08:07,908 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 09:08:07,909 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-09-06 09:08:07,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64c206021/2a7df0f0b6a84d3bbc8521a71c419590/FLAG508d3151c [2019-09-06 09:08:08,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64c206021/2a7df0f0b6a84d3bbc8521a71c419590 [2019-09-06 09:08:08,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 09:08:08,210 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 09:08:08,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 09:08:08,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 09:08:08,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 09:08:08,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:08:08" (1/1) ... [2019-09-06 09:08:08,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b50234b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:08, skipping insertion in model container [2019-09-06 09:08:08,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:08:08" (1/1) ... [2019-09-06 09:08:08,225 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 09:08:08,279 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 09:08:08,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:08:08,705 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 09:08:08,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:08:08,849 INFO L192 MainTranslator]: Completed translation [2019-09-06 09:08:08,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:08 WrapperNode [2019-09-06 09:08:08,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 09:08:08,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 09:08:08,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 09:08:08,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 09:08:08,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:08" (1/1) ... [2019-09-06 09:08:08,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:08" (1/1) ... [2019-09-06 09:08:08,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:08" (1/1) ... [2019-09-06 09:08:08,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:08" (1/1) ... [2019-09-06 09:08:08,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:08" (1/1) ... [2019-09-06 09:08:08,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:08" (1/1) ... [2019-09-06 09:08:08,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:08" (1/1) ... [2019-09-06 09:08:08,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 09:08:08,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 09:08:08,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 09:08:08,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 09:08:08,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:08" (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 [2019-09-06 09:08:09,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 09:08:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 09:08:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 09:08:09,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 09:08:09,023 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-06 09:08:09,023 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-06 09:08:09,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 09:08:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-06 09:08:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 09:08:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 09:08:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 09:08:09,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 09:08:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 09:08:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 09:08:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 09:08:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 09:08:09,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 09:08:10,269 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 09:08:10,269 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 09:08:10,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:08:10 BoogieIcfgContainer [2019-09-06 09:08:10,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 09:08:10,271 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 09:08:10,271 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 09:08:10,272 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 09:08:10,273 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:08:10" (1/1) ... [2019-09-06 09:08:10,273 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 09:08:10,297 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 09:08:10,298 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 09:08:10,309 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 09:08:10,318 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 09:08:10,320 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 09:08:10,413 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 78 for LOIs [2019-09-06 09:08:45,966 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 09:08:45,966 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 09:08:45,968 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 67#(and (<= main_~__tmp_12~0 0) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~9) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~10) (<= 0 main_~__tmp_12~0) (<= main_~__VERIFIER_assert__Id_MCDC_92~10 0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~9 0)) [2019-09-06 09:08:45,981 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 09:08:45,982 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 09:08:45,984 INFO L168 Benchmark]: Toolchain (without parser) took 37774.03 ms. Allocated memory was 131.1 MB in the beginning and 371.2 MB in the end (delta: 240.1 MB). Free memory was 85.2 MB in the beginning and 109.3 MB in the end (delta: -24.2 MB). Peak memory consumption was 215.9 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:45,985 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 131.1 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 09:08:45,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.96 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 84.9 MB in the beginning and 163.7 MB in the end (delta: -78.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:45,987 INFO L168 Benchmark]: Boogie Preprocessor took 95.23 ms. Allocated memory is still 198.2 MB. Free memory was 163.7 MB in the beginning and 158.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:45,988 INFO L168 Benchmark]: RCFGBuilder took 1325.05 ms. Allocated memory was 198.2 MB in the beginning and 218.6 MB in the end (delta: 20.4 MB). Free memory was 158.5 MB in the beginning and 177.1 MB in the end (delta: -18.7 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:45,989 INFO L168 Benchmark]: Sifa took 35710.91 ms. Allocated memory was 218.6 MB in the beginning and 371.2 MB in the end (delta: 152.6 MB). Free memory was 177.1 MB in the beginning and 109.3 MB in the end (delta: 67.8 MB). Peak memory consumption was 220.4 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:45,993 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 131.1 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 638.96 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 84.9 MB in the beginning and 163.7 MB in the end (delta: -78.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.23 ms. Allocated memory is still 198.2 MB. Free memory was 163.7 MB in the beginning and 158.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1325.05 ms. Allocated memory was 198.2 MB in the beginning and 218.6 MB in the end (delta: 20.4 MB). Free memory was 158.5 MB in the beginning and 177.1 MB in the end (delta: -18.7 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. * Sifa took 35710.91 ms. Allocated memory was 218.6 MB in the beginning and 371.2 MB in the end (delta: 152.6 MB). Free memory was 177.1 MB in the beginning and 109.3 MB in the end (delta: 67.8 MB). Peak memory consumption was 220.4 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]: 35671, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 58, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 55, TOOLS_POST_TIME[ms]: 35336, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 25, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_TIME[ms]: 35306, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 60, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 19, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 155, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 34, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 705, DAG_COMPRESSION_RETAINED_NODES: 109 - UnprovableResult [Line: 465]: 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 67#(and (<= main_~__tmp_12~0 0) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~9) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~10) (<= 0 main_~__tmp_12~0) (<= main_~__VERIFIER_assert__Id_MCDC_92~10 0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~9 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...