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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test24-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:28:08,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:28:08,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:28:08,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:28:08,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:28:08,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:28:08,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:28:08,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:28:08,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:28:08,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:28:08,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:28:08,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:28:08,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:28:08,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:28:08,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:28:08,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:28:08,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:28:08,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:28:08,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:28:08,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:28:08,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:28:08,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:28:08,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:28:08,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:28:08,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 18:28:08,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:28:08,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:28:08,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:28:08,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:28:08,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:28:08,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:28:08,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:28:08,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:28:08,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:28:08,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:28:08,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:28:08,158 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 [2019-09-20 18:28:08,173 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:28:08,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:28:08,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:28:08,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:28:08,174 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:28:08,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:28:08,175 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:28:08,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:28:08,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:28:08,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:28:08,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:28:08,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:28:08,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:28:08,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:28:08,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:28:08,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:28:08,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:28:08,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:28:08,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:28:08,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:28:08,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:28:08,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:28:08,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:28:08,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:28:08,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:28:08,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:28:08,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:28:08,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:28:08,179 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 -> SequenceOfStatements 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 -> SIMPLIFY_DDA [2019-09-20 18:28:08,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:28:08,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:28:08,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:28:08,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:28:08,229 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:28:08,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test24-1.c [2019-09-20 18:28:08,294 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32d16f6f6/fcd539f56b6343a9acd24bb8a8536cfd/FLAGf09f32540 [2019-09-20 18:28:08,754 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:28:08,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test24-1.c [2019-09-20 18:28:08,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32d16f6f6/fcd539f56b6343a9acd24bb8a8536cfd/FLAGf09f32540 [2019-09-20 18:28:09,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32d16f6f6/fcd539f56b6343a9acd24bb8a8536cfd [2019-09-20 18:28:09,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:28:09,152 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:28:09,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:28:09,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:28:09,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:28:09,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:28:09" (1/1) ... [2019-09-20 18:28:09,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a5d3bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:09, skipping insertion in model container [2019-09-20 18:28:09,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:28:09" (1/1) ... [2019-09-20 18:28:09,166 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:28:09,182 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:28:09,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:28:09,390 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:28:09,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:28:09,509 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:28:09,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:09 WrapperNode [2019-09-20 18:28:09,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:28:09,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:28:09,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:28:09,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:28:09,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:09" (1/1) ... [2019-09-20 18:28:09,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:09" (1/1) ... [2019-09-20 18:28:09,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:09" (1/1) ... [2019-09-20 18:28:09,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:09" (1/1) ... [2019-09-20 18:28:09,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:09" (1/1) ... [2019-09-20 18:28:09,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:09" (1/1) ... [2019-09-20 18:28:09,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:09" (1/1) ... [2019-09-20 18:28:09,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:28:09,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:28:09,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:28:09,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:28:09,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:09" (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 [2019-09-20 18:28:09,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:28:09,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:28:09,600 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-20 18:28:09,600 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:28:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:28:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 18:28:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-20 18:28:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:28:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:28:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:28:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:28:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:28:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:28:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:28:09,865 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:28:09,865 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 18:28:09,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:28:09 BoogieIcfgContainer [2019-09-20 18:28:09,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:28:09,868 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:28:09,868 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:28:09,868 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:28:09,870 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:28:09" (1/1) ... [2019-09-20 18:28:09,870 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=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 18:28:09,896 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:28:09,896 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:28:09,904 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:28:09,914 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:28:09,916 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:28:10,121 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 18:28:10,354 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 65 [2019-09-20 18:28:10,918 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-09-20 18:28:11,133 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 18:28:11,577 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-20 18:28:11,810 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 18:28:12,353 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2019-09-20 18:28:12,433 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 18:28:12,433 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 18:28:12,435 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 56#(not (= main_~i~0 (select (select |#memory_int| |main_~#ad1~0.base|) (+ (* 8 main_~i~0) |main_~#ad1~0.offset|)))) [2019-09-20 18:28:12,447 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 18:28:12,448 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 18:28:12,449 INFO L168 Benchmark]: Toolchain (without parser) took 3297.44 ms. Allocated memory was 134.2 MB in the beginning and 269.5 MB in the end (delta: 135.3 MB). Free memory was 84.9 MB in the beginning and 218.2 MB in the end (delta: -133.3 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-09-20 18:28:12,451 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:28:12,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.52 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 84.7 MB in the beginning and 177.1 MB in the end (delta: -92.4 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-20 18:28:12,452 INFO L168 Benchmark]: Boogie Preprocessor took 32.96 ms. Allocated memory is still 199.2 MB. Free memory was 177.1 MB in the beginning and 174.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-20 18:28:12,453 INFO L168 Benchmark]: RCFGBuilder took 324.42 ms. Allocated memory is still 199.2 MB. Free memory was 174.8 MB in the beginning and 161.0 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-09-20 18:28:12,454 INFO L168 Benchmark]: Sifa took 2580.10 ms. Allocated memory was 199.2 MB in the beginning and 269.5 MB in the end (delta: 70.3 MB). Free memory was 161.0 MB in the beginning and 218.2 MB in the end (delta: -57.2 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-09-20 18:28:12,458 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 356.52 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 84.7 MB in the beginning and 177.1 MB in the end (delta: -92.4 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.96 ms. Allocated memory is still 199.2 MB. Free memory was 177.1 MB in the beginning and 174.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 324.42 ms. Allocated memory is still 199.2 MB. Free memory was 174.8 MB in the beginning and 161.0 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * Sifa took 2580.10 ms. Allocated memory was 199.2 MB in the beginning and 269.5 MB in the end (delta: 70.3 MB). Free memory was 161.0 MB in the beginning and 218.2 MB in the end (delta: -57.2 MB). Peak memory consumption was 13.1 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]: 2540, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 22, TOOLS_POST_TIME[ms]: 97, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 43, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 116, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 64, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 31, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 8, DOMAIN_JOIN_TIME[ms]: 1035, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 1239, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 7, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2218, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2218, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 123, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 123, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 27, DAG_COMPRESSION_PROCESSED_NODES: 93, DAG_COMPRESSION_RETAINED_NODES: 42 - 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 56#(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...