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/array-examples/standard_init8_ground-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 15:26:47,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 15:26:47,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 15:26:47,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 15:26:47,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 15:26:47,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 15:26:47,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 15:26:47,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 15:26:47,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 15:26:47,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 15:26:47,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 15:26:47,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 15:26:47,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 15:26:47,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 15:26:47,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 15:26:47,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 15:26:47,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 15:26:47,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 15:26:47,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 15:26:47,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 15:26:47,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 15:26:47,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 15:26:47,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 15:26:47,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 15:26:47,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 15:26:47,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 15:26:47,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 15:26:47,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 15:26:47,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 15:26:47,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 15:26:47,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 15:26:47,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 15:26:47,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 15:26:47,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 15:26:47,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 15:26:47,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 15:26:47,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 15:26:47,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 15:26:47,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 15:26:47,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 15:26:47,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 15:26:47,177 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 [2019-09-05 15:26:47,204 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 15:26:47,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 15:26:47,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 15:26:47,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 15:26:47,208 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 15:26:47,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 15:26:47,208 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 15:26:47,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 15:26:47,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 15:26:47,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 15:26:47,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 15:26:47,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 15:26:47,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 15:26:47,210 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 15:26:47,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 15:26:47,211 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 15:26:47,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 15:26:47,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 15:26:47,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 15:26:47,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 15:26:47,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 15:26:47,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:26:47,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 15:26:47,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 15:26:47,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 15:26:47,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 15:26:47,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 15:26:47,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 15:26:47,214 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 [2019-09-05 15:26:47,257 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 15:26:47,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 15:26:47,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 15:26:47,275 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 15:26:47,275 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 15:26:47,276 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_init8_ground-2.i [2019-09-05 15:26:47,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cf3b43c5/1469df982b2b451397e08899b8623d71/FLAGb6b78557a [2019-09-05 15:26:47,873 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 15:26:47,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_init8_ground-2.i [2019-09-05 15:26:47,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cf3b43c5/1469df982b2b451397e08899b8623d71/FLAGb6b78557a [2019-09-05 15:26:48,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cf3b43c5/1469df982b2b451397e08899b8623d71 [2019-09-05 15:26:48,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 15:26:48,212 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 15:26:48,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 15:26:48,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 15:26:48,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 15:26:48,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:26:48" (1/1) ... [2019-09-05 15:26:48,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0d77d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:48, skipping insertion in model container [2019-09-05 15:26:48,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:26:48" (1/1) ... [2019-09-05 15:26:48,228 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 15:26:48,248 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 15:26:48,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:26:48,431 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 15:26:48,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:26:48,563 INFO L192 MainTranslator]: Completed translation [2019-09-05 15:26:48,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:48 WrapperNode [2019-09-05 15:26:48,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 15:26:48,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 15:26:48,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 15:26:48,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 15:26:48,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:48" (1/1) ... [2019-09-05 15:26:48,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:48" (1/1) ... [2019-09-05 15:26:48,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:48" (1/1) ... [2019-09-05 15:26:48,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:48" (1/1) ... [2019-09-05 15:26:48,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:48" (1/1) ... [2019-09-05 15:26:48,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:48" (1/1) ... [2019-09-05 15:26:48,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:48" (1/1) ... [2019-09-05 15:26:48,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 15:26:48,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 15:26:48,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 15:26:48,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 15:26:48,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:48" (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 [2019-09-05 15:26:48,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 15:26:48,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 15:26:48,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-05 15:26:48,659 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 15:26:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 15:26:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 15:26:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 15:26:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-05 15:26:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-05 15:26:48,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-05 15:26:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-05 15:26:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 15:26:48,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 15:26:48,982 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 15:26:48,983 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-09-05 15:26:48,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:26:48 BoogieIcfgContainer [2019-09-05 15:26:48,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 15:26:48,985 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 15:26:48,985 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 15:26:48,986 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 15:26:48,987 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:26:48" (1/1) ... [2019-09-05 15:26:48,997 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 [2019-09-05 15:26:49,023 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 15:26:49,023 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 15:26:49,047 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 15:26:49,056 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 15:26:49,061 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 15:26:49,134 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-05 15:26:49,631 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 13 for LOIs [2019-09-05 15:26:49,635 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 15:26:49,636 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 15:26:49,641 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 127#(and (<= __VERIFIER_assert_~cond 0) (<= |#NULL.base| 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 |#NULL.base|) (<= 0 __VERIFIER_assert_~cond) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-09-05 15:26:49,655 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 15:26:49,655 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 15:26:49,657 INFO L168 Benchmark]: Toolchain (without parser) took 1444.89 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 87.8 MB in the beginning and 121.5 MB in the end (delta: -33.7 MB). Peak memory consumption was 32.3 MB. Max. memory is 7.1 GB. [2019-09-05 15:26:49,658 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-05 15:26:49,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.19 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 87.6 MB in the beginning and 175.6 MB in the end (delta: -88.1 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-05 15:26:49,660 INFO L168 Benchmark]: Boogie Preprocessor took 40.01 ms. Allocated memory is still 198.2 MB. Free memory was 175.6 MB in the beginning and 173.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-05 15:26:49,661 INFO L168 Benchmark]: RCFGBuilder took 378.83 ms. Allocated memory is still 198.2 MB. Free memory was 173.3 MB in the beginning and 156.5 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2019-09-05 15:26:49,662 INFO L168 Benchmark]: Sifa took 670.34 ms. Allocated memory is still 198.2 MB. Free memory was 156.5 MB in the beginning and 121.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. [2019-09-05 15:26:49,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 352.19 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 87.6 MB in the beginning and 175.6 MB in the end (delta: -88.1 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.01 ms. Allocated memory is still 198.2 MB. Free memory was 175.6 MB in the beginning and 173.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 378.83 ms. Allocated memory is still 198.2 MB. Free memory was 173.3 MB in the beginning and 156.5 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. * Sifa took 670.34 ms. Allocated memory is still 198.2 MB. Free memory was 156.5 MB in the beginning and 121.5 MB in the end (delta: 35.0 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]: 619, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 86, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 71, TOOLS_POST_TIME[ms]: 303, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 42, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_TIME[ms]: 323, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 104, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 35, DOMAIN_JOIN_TIME[ms]: 43, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 9, DOMAIN_WIDEN_TIME[ms]: 15, DOMAIN_ISSUBSETEQ_APPLICATIONS: 21, DOMAIN_ISSUBSETEQ_TIME[ms]: 60, DOMAIN_ISBOTTOM_APPLICATIONS: 12, DOMAIN_ISBOTTOM_TIME[ms]: 23, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 411, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 410, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 56, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 23, DAG_COMPRESSION_PROCESSED_NODES: 171, DAG_COMPRESSION_RETAINED_NODES: 112 - UnprovableResult [Line: 2]: 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 127#(and (<= __VERIFIER_assert_~cond 0) (<= |#NULL.base| 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 |#NULL.base|) (<= 0 __VERIFIER_assert_~cond) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...