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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test22-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:26:53,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:26:53,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:26:53,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:26:53,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:26:53,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:26:53,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:26:53,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:26:53,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:26:53,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:26:53,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:26:53,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:26:53,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:26:53,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:26:53,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:26:53,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:26:53,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:26:53,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:26:53,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:26:53,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:26:53,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:26:53,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:26:53,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:26:53,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:26:53,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:26:53,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:26:53,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:26:53,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:26:53,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:26:53,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:26:53,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:26:53,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:26:53,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:26:53,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:26:53,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:26:53,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:26:53,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:26:53,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:26:53,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:26:53,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:26:53,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:26:53,176 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 22:26:53,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:26:53,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:26:53,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:26:53,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:26:53,192 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:26:53,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:26:53,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:26:53,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:26:53,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:26:53,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:26:53,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:26:53,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:26:53,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:26:53,194 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:26:53,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:26:53,194 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:26:53,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:26:53,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:26:53,195 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:26:53,195 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:26:53,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:26:53,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:26:53,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:26:53,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:26:53,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:26:53,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:26:53,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:26:53,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:26:53,197 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:26:53,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:26:53,249 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:26:53,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:26:53,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:26:53,256 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:26:53,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test22-1.c [2019-09-20 22:26:53,316 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be68dfa9/5911382ace3b4d2d99a6f1073845ae41/FLAG86040d5c1 [2019-09-20 22:26:53,745 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:26:53,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test22-1.c [2019-09-20 22:26:53,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be68dfa9/5911382ace3b4d2d99a6f1073845ae41/FLAG86040d5c1 [2019-09-20 22:26:54,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be68dfa9/5911382ace3b4d2d99a6f1073845ae41 [2019-09-20 22:26:54,098 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:26:54,100 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:26:54,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:26:54,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:26:54,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:26:54,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:26:54" (1/1) ... [2019-09-20 22:26:54,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745bf630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:26:54, skipping insertion in model container [2019-09-20 22:26:54,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:26:54" (1/1) ... [2019-09-20 22:26:54,115 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:26:54,133 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:26:54,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:26:54,360 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:26:54,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:26:54,494 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:26:54,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:26:54 WrapperNode [2019-09-20 22:26:54,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:26:54,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:26:54,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:26:54,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:26:54,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:26:54" (1/1) ... [2019-09-20 22:26:54,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:26:54" (1/1) ... [2019-09-20 22:26:54,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:26:54" (1/1) ... [2019-09-20 22:26:54,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:26:54" (1/1) ... [2019-09-20 22:26:54,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:26:54" (1/1) ... [2019-09-20 22:26:54,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:26:54" (1/1) ... [2019-09-20 22:26:54,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:26:54" (1/1) ... [2019-09-20 22:26:54,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:26:54,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:26:54,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:26:54,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:26:54,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:26:54" (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 22:26:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:26:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:26:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 22:26:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2019-09-20 22:26:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-20 22:26:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:26:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:26:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:26:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 22:26:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 22:26:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:26:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2019-09-20 22:26:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-20 22:26:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:26:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:26:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:26:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:26:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:26:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:26:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:26:55,024 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:26:55,024 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 22:26:55,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:26:55 BoogieIcfgContainer [2019-09-20 22:26:55,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:26:55,026 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:26:55,026 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:26:55,026 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:26:55,027 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:26:55" (1/1) ... [2019-09-20 22:26:55,028 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-20 22:26:55,046 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:26:55,046 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:26:55,053 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:26:55,060 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:26:55,061 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:26:55,417 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-20 22:26:55,523 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 3 for LOIs [2019-09-20 22:26:55,731 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 39 [2019-09-20 22:26:55,865 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2019-09-20 22:26:56,143 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:26:56,144 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:26:56,147 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 89#true [2019-09-20 22:26:56,163 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:26:56,163 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:26:56,166 INFO L168 Benchmark]: Toolchain (without parser) took 2065.20 ms. Allocated memory was 143.1 MB in the beginning and 234.4 MB in the end (delta: 91.2 MB). Free memory was 90.7 MB in the beginning and 159.7 MB in the end (delta: -68.9 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-20 22:26:56,167 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 143.1 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:26:56,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.47 ms. Allocated memory was 143.1 MB in the beginning and 202.9 MB in the end (delta: 59.8 MB). Free memory was 90.3 MB in the beginning and 181.3 MB in the end (delta: -91.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-09-20 22:26:56,170 INFO L168 Benchmark]: Boogie Preprocessor took 45.26 ms. Allocated memory is still 202.9 MB. Free memory was 181.3 MB in the beginning and 179.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:26:56,177 INFO L168 Benchmark]: RCFGBuilder took 482.82 ms. Allocated memory is still 202.9 MB. Free memory was 179.3 MB in the beginning and 155.1 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:26:56,178 INFO L168 Benchmark]: Sifa took 1137.29 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 155.1 MB in the beginning and 159.7 MB in the end (delta: -4.5 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-20 22:26:56,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 143.1 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 394.47 ms. Allocated memory was 143.1 MB in the beginning and 202.9 MB in the end (delta: 59.8 MB). Free memory was 90.3 MB in the beginning and 181.3 MB in the end (delta: -91.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.26 ms. Allocated memory is still 202.9 MB. Free memory was 181.3 MB in the beginning and 179.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 482.82 ms. Allocated memory is still 202.9 MB. Free memory was 179.3 MB in the beginning and 155.1 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Sifa took 1137.29 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 155.1 MB in the beginning and 159.7 MB in the end (delta: -4.5 MB). Peak memory consumption was 26.9 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]: 1101, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 18, TOOLS_POST_TIME[ms]: 653, TOOLS_POST_CALL_APPLICATIONS: 9, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 8, TOOLS_POST_RETURN_TIME[ms]: 17, TOOLS_QUANTIFIERELIM_APPLICATIONS: 35, TOOLS_QUANTIFIERELIM_TIME[ms]: 671, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 333, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 29, FLUID_YES_ANSWERS: 29, DOMAIN_JOIN_APPLICATIONS: 8, DOMAIN_JOIN_TIME[ms]: 277, DOMAIN_ALPHA_APPLICATIONS: 29, DOMAIN_ALPHA_TIME[ms]: 64, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 3, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 8, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME[ms]: 880, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 880, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 17, DAG_COMPRESSION_PROCESSED_NODES: 112, DAG_COMPRESSION_RETAINED_NODES: 48 - UnprovableResult [Line: 48]: 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 89#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...