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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test24-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:05:37,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:05:37,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:05:37,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:05:37,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:05:37,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:05:37,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:05:37,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:05:37,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:05:37,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:05:37,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:05:37,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:05:37,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:05:37,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:05:37,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:05:37,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:05:37,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:05:37,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:05:37,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:05:37,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:05:37,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:05:37,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:05:37,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:05:37,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:05:37,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-19 22:05:37,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:05:37,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:05:37,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:05:37,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:05:37,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:05:37,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:05:37,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:05:37,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:05:37,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:05:37,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:05:37,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:05:37,192 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 [2019-09-19 22:05:37,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:05:37,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:05:37,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:05:37,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:05:37,230 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:05:37,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:05:37,230 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:05:37,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:05:37,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:05:37,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:05:37,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:05:37,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:05:37,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:05:37,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:05:37,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:05:37,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:05:37,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:05:37,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:05:37,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:05:37,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:05:37,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:05:37,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:05:37,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:05:37,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:05:37,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:05:37,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:05:37,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:05:37,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:05:37,236 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:05:37,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:05:37,318 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:05:37,321 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:05:37,323 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:05:37,323 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:05:37,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test24-1.c [2019-09-19 22:05:37,393 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0b067fd/45281cb7ff2a42788b99010e48e1afdb/FLAGc042093b6 [2019-09-19 22:05:37,896 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:05:37,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test24-1.c [2019-09-19 22:05:37,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0b067fd/45281cb7ff2a42788b99010e48e1afdb/FLAGc042093b6 [2019-09-19 22:05:38,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0b067fd/45281cb7ff2a42788b99010e48e1afdb [2019-09-19 22:05:38,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:05:38,321 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:05:38,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:05:38,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:05:38,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:05:38,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:05:38" (1/1) ... [2019-09-19 22:05:38,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d2abbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:05:38, skipping insertion in model container [2019-09-19 22:05:38,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:05:38" (1/1) ... [2019-09-19 22:05:38,337 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:05:38,355 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:05:38,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:05:38,625 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:05:38,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:05:38,761 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:05:38,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:05:38 WrapperNode [2019-09-19 22:05:38,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:05:38,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:05:38,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:05:38,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:05:38,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:05:38" (1/1) ... [2019-09-19 22:05:38,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:05:38" (1/1) ... [2019-09-19 22:05:38,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:05:38" (1/1) ... [2019-09-19 22:05:38,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:05:38" (1/1) ... [2019-09-19 22:05:38,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:05:38" (1/1) ... [2019-09-19 22:05:38,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:05:38" (1/1) ... [2019-09-19 22:05:38,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:05:38" (1/1) ... [2019-09-19 22:05:38,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:05:38,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:05:38,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:05:38,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:05:38,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:05:38" (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 [2019-09-19 22:05:38,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:05:38,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:05:38,867 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-19 22:05:38,867 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:05:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:05:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:05:38,868 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-19 22:05:38,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:05:38,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:05:38,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:05:38,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:05:38,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:05:38,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:05:38,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:05:39,222 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:05:39,222 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-19 22:05:39,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:05:39 BoogieIcfgContainer [2019-09-19 22:05:39,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:05:39,224 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:05:39,224 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:05:39,225 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:05:39,226 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:05:39" (1/1) ... [2019-09-19 22:05:39,227 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 22:05:39,251 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:05:39,251 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:05:39,258 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:05:39,267 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:05:39,271 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:05:39,415 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-19 22:05:39,618 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 65 [2019-09-19 22:05:40,291 WARN L191 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-09-19 22:05:40,461 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-19 22:05:40,957 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 22:05:41,123 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 22:05:41,681 WARN L191 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2019-09-19 22:05:41,761 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:05:41,761 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:05:41,764 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 54#(not (= main_~i~0 (select (select |#memory_int| |main_~#ad1~0.base|) (+ (* 8 main_~i~0) |main_~#ad1~0.offset|)))) [2019-09-19 22:05:41,775 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 22:05:41,775 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:05:41,777 INFO L168 Benchmark]: Toolchain (without parser) took 3456.11 ms. Allocated memory was 140.0 MB in the beginning and 259.0 MB in the end (delta: 119.0 MB). Free memory was 88.9 MB in the beginning and 204.9 MB in the end (delta: -116.1 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-09-19 22:05:41,778 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 22:05:41,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.62 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 88.7 MB in the beginning and 178.3 MB in the end (delta: -89.6 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-09-19 22:05:41,780 INFO L168 Benchmark]: Boogie Preprocessor took 41.52 ms. Allocated memory is still 200.3 MB. Free memory was 178.3 MB in the beginning and 176.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-09-19 22:05:41,781 INFO L168 Benchmark]: RCFGBuilder took 418.93 ms. Allocated memory is still 200.3 MB. Free memory was 176.1 MB in the beginning and 161.4 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-09-19 22:05:41,782 INFO L168 Benchmark]: Sifa took 2551.31 ms. Allocated memory was 200.3 MB in the beginning and 259.0 MB in the end (delta: 58.7 MB). Free memory was 160.8 MB in the beginning and 204.9 MB in the end (delta: -44.2 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-09-19 22:05:41,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 440.62 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 88.7 MB in the beginning and 178.3 MB in the end (delta: -89.6 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.52 ms. Allocated memory is still 200.3 MB. Free memory was 178.3 MB in the beginning and 176.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 418.93 ms. Allocated memory is still 200.3 MB. Free memory was 176.1 MB in the beginning and 161.4 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. * Sifa took 2551.31 ms. Allocated memory was 200.3 MB in the beginning and 259.0 MB in the end (delta: 58.7 MB). Free memory was 160.8 MB in the beginning and 204.9 MB in the end (delta: -44.2 MB). Peak memory consumption was 14.6 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]: 2513, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 26, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 20, TOOLS_POST_TIME[ms]: 97, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 27, TOOLS_QUANTIFIERELIM_TIME[ms]: 102, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 60, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 29, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 8, DOMAIN_JOIN_TIME[ms]: 970, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 1325, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 5, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2256, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2255, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 106, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 106, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 22, DAG_COMPRESSION_PROCESSED_NODES: 90, DAG_COMPRESSION_RETAINED_NODES: 40 - UnprovableResult [Line: 36]: 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 54#(not (= main_~i~0 (select (select |#memory_int| |main_~#ad1~0.base|) (+ (* 8 main_~i~0) |main_~#ad1~0.offset|)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...