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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-examples/standard_copy9_ground-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:54:26,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:54:26,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:54:26,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:54:26,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:54:26,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:54:26,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:54:26,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:54:26,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:54:26,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:54:26,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:54:26,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:54:26,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:54:26,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:54:26,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:54:26,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:54:26,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:54:26,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:54:26,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:54:26,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:54:26,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:54:26,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:54:26,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:54:26,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:54:26,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:54:26,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:54:26,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:54:26,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:54:26,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:54:26,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:54:26,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:54:26,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:54:26,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:54:26,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:54:26,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:54:26,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:54:26,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:54:26,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:54:26,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:54:26,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:54:26,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:54:26,637 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 [2019-10-15 04:54:26,671 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:54:26,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:54:26,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:54:26,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:54:26,675 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:54:26,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:54:26,675 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:54:26,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:54:26,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:54:26,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:54:26,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:54:26,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:54:26,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:54:26,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:54:26,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:54:26,678 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:54:26,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:54:26,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:54:26,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:54:26,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:54:26,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:54:26,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:54:26,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:54:26,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:54:26,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:54:26,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:54:26,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:54:26,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:54:26,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 04:54:27,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:54:27,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:54:27,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:54:27,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:54:27,041 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:54:27,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_copy9_ground-1.i [2019-10-15 04:54:27,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c99e6490/4feaf3f092154ac6bab33cb99e893700/FLAG68ee627d6 [2019-10-15 04:54:27,566 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:54:27,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_copy9_ground-1.i [2019-10-15 04:54:27,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c99e6490/4feaf3f092154ac6bab33cb99e893700/FLAG68ee627d6 [2019-10-15 04:54:27,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c99e6490/4feaf3f092154ac6bab33cb99e893700 [2019-10-15 04:54:27,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:54:27,965 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:54:27,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:27,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:54:27,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:54:27,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:27" (1/1) ... [2019-10-15 04:54:27,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4621a2b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:27, skipping insertion in model container [2019-10-15 04:54:27,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:27" (1/1) ... [2019-10-15 04:54:27,982 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:54:28,005 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:54:28,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:28,232 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:54:28,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:28,371 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:54:28,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:28 WrapperNode [2019-10-15 04:54:28,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:28,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:54:28,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:54:28,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:54:28,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:28" (1/1) ... [2019-10-15 04:54:28,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:28" (1/1) ... [2019-10-15 04:54:28,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:28" (1/1) ... [2019-10-15 04:54:28,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:28" (1/1) ... [2019-10-15 04:54:28,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:28" (1/1) ... [2019-10-15 04:54:28,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:28" (1/1) ... [2019-10-15 04:54:28,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:28" (1/1) ... [2019-10-15 04:54:28,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:54:28,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:54:28,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:54:28,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:54:28,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:28" (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 [2019-10-15 04:54:28,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:54:28,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:54:28,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 04:54:28,482 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:54:28,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:54:28,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 04:54:28,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:54:28,483 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:54:28,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:54:28,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:54:28,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:54:28,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:54:28,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:54:28,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:54:29,155 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:54:29,155 INFO L284 CfgBuilder]: Removed 11 assume(true) statements. [2019-10-15 04:54:29,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:29 BoogieIcfgContainer [2019-10-15 04:54:29,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:54:29,158 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 04:54:29,158 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 04:54:29,158 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 04:54:29,160 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:29" (1/1) ... [2019-10-15 04:54:29,160 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 04:54:29,187 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 04:54:29,188 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 04:54:29,197 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 04:54:29,206 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 04:54:29,208 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 04:54:29,379 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-15 04:54:29,582 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-10-15 04:54:30,130 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2019-10-15 04:54:31,179 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2019-10-15 04:54:32,303 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-10-15 04:54:32,310 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 04:54:32,327 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 04:54:32,327 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 04:54:32,337 INFO L168 Benchmark]: Toolchain (without parser) took 4364.51 ms. Allocated memory was 143.7 MB in the beginning and 251.7 MB in the end (delta: 108.0 MB). Free memory was 100.5 MB in the beginning and 213.2 MB in the end (delta: -112.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 04:54:32,338 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 143.7 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-15 04:54:32,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.92 ms. Allocated memory was 143.7 MB in the beginning and 200.8 MB in the end (delta: 57.1 MB). Free memory was 100.3 MB in the beginning and 179.4 MB in the end (delta: -79.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:32,340 INFO L168 Benchmark]: Boogie Preprocessor took 47.63 ms. Allocated memory is still 200.8 MB. Free memory was 179.4 MB in the beginning and 177.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:32,340 INFO L168 Benchmark]: RCFGBuilder took 736.97 ms. Allocated memory is still 200.8 MB. Free memory was 177.0 MB in the beginning and 137.9 MB in the end (delta: 39.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:32,343 INFO L168 Benchmark]: Sifa took 3169.58 ms. Allocated memory was 200.8 MB in the beginning and 251.7 MB in the end (delta: 50.9 MB). Free memory was 137.9 MB in the beginning and 213.2 MB in the end (delta: -75.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 04:54:32,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 143.7 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 404.92 ms. Allocated memory was 143.7 MB in the beginning and 200.8 MB in the end (delta: 57.1 MB). Free memory was 100.3 MB in the beginning and 179.4 MB in the end (delta: -79.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.63 ms. Allocated memory is still 200.8 MB. Free memory was 179.4 MB in the beginning and 177.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 736.97 ms. Allocated memory is still 200.8 MB. Free memory was 177.0 MB in the beginning and 137.9 MB in the end (delta: 39.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 7.1 GB. * Sifa took 3169.58 ms. Allocated memory was 200.8 MB in the beginning and 251.7 MB in the end (delta: 50.9 MB). Free memory was 137.9 MB in the beginning and 213.2 MB in the end (delta: -75.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 3123, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 74, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 57, TOOLS_POST_TIME[ms]: 2156, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 34, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 14, TOOLS_QUANTIFIERELIM_APPLICATIONS: 67, TOOLS_QUANTIFIERELIM_TIME[ms]: 2171, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 213, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 107, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 37, DOMAIN_JOIN_TIME[ms]: 304, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 22, DOMAIN_WIDEN_TIME[ms]: 430, DOMAIN_ISSUBSETEQ_APPLICATIONS: 33, DOMAIN_ISSUBSETEQ_TIME[ms]: 85, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2898, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2897, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 33, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 126, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 126, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 138, DAG_COMPRESSION_RETAINED_NODES: 61 - 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 417#(and (or (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...