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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1b.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:27:25,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:27:25,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:27:25,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:27:25,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:27:25,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:27:25,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:27:25,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:27:25,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:27:25,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:27:25,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:27:25,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:27:25,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:27:25,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:27:25,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:27:25,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:27:25,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:27:25,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:27:25,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:27:25,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:27:25,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:27:25,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:27:25,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:27:25,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:27:25,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:27:25,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:27:25,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:27:25,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:27:25,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:27:25,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:27:25,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:27:25,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:27:25,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:27:25,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:27:25,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:27:25,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:27:25,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:27:25,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:27:25,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:27:25,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:27:25,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:27:25,245 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 [2019-09-21 08:27:25,260 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:27:25,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:27:25,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:27:25,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:27:25,262 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:27:25,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:27:25,262 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:27:25,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:27:25,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:27:25,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:27:25,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:27:25,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:27:25,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:27:25,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:27:25,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:27:25,264 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:27:25,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:27:25,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:27:25,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:27:25,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:27:25,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:27:25,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:27:25,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:27:25,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:27:25,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:27:25,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:27:25,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:27:25,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:27:25,267 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 -> 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_QUICK [2019-09-21 08:27:25,300 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:27:25,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:27:25,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:27:25,318 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:27:25,318 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:27:25,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1b.cil.c [2019-09-21 08:27:25,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f991bda0/899a3389c1ab4d7896b29c277de722a6/FLAG6c507c852 [2019-09-21 08:27:25,890 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:27:25,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_1b.cil.c [2019-09-21 08:27:25,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f991bda0/899a3389c1ab4d7896b29c277de722a6/FLAG6c507c852 [2019-09-21 08:27:26,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f991bda0/899a3389c1ab4d7896b29c277de722a6 [2019-09-21 08:27:26,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:27:26,261 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:27:26,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:27:26,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:27:26,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:27:26,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:27:26" (1/1) ... [2019-09-21 08:27:26,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212be8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:27:26, skipping insertion in model container [2019-09-21 08:27:26,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:27:26" (1/1) ... [2019-09-21 08:27:26,276 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:27:26,299 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:27:26,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:27:26,494 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:27:26,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:27:26,541 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:27:26,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:27:26 WrapperNode [2019-09-21 08:27:26,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:27:26,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:27:26,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:27:26,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:27:26,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:27:26" (1/1) ... [2019-09-21 08:27:26,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:27:26" (1/1) ... [2019-09-21 08:27:26,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:27:26" (1/1) ... [2019-09-21 08:27:26,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:27:26" (1/1) ... [2019-09-21 08:27:26,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:27:26" (1/1) ... [2019-09-21 08:27:26,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:27:26" (1/1) ... [2019-09-21 08:27:26,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:27:26" (1/1) ... [2019-09-21 08:27:26,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:27:26,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:27:26,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:27:26,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:27:26,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:27:26" (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 [2019-09-21 08:27:26,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:27:26,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:27:26,719 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:27:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:27:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-21 08:27:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:27:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-21 08:27:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-21 08:27:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:27:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:27:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:27:27,089 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:27:27,090 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 08:27:27,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:27:27 BoogieIcfgContainer [2019-09-21 08:27:27,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:27:27,092 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:27:27,092 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:27:27,093 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:27:27,094 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:27:27" (1/1) ... [2019-09-21 08:27:27,094 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:27:27,114 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:27:27,115 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:27:27,122 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:27:27,130 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:27:27,132 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:27:27,216 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-21 08:27:27,876 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:27:27,877 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:27:27,879 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 228#(or (and (not (= 4 main_~blastFlag~0)) (= 5 main_~blastFlag~0) (not (= 8640 main_~s__state~0)) (or (= 3 main_~blastFlag~0) (not (= 2 main_~blastFlag~0))) (= 8656 main_~s__state~0) (not (= 8512 main_~s__state~0))) (and (< 2 main_~blastFlag~0) (<= main_~s__state~0 8512))) [2019-09-21 08:27:27,893 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:27:27,893 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:27:27,896 INFO L168 Benchmark]: Toolchain (without parser) took 1634.48 ms. Allocated memory was 134.7 MB in the beginning and 199.8 MB in the end (delta: 65.0 MB). Free memory was 85.8 MB in the beginning and 115.9 MB in the end (delta: -30.1 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:27:27,897 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:27:27,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.89 ms. Allocated memory is still 134.7 MB. Free memory was 85.6 MB in the beginning and 75.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:27:27,899 INFO L168 Benchmark]: Boogie Preprocessor took 123.29 ms. Allocated memory was 134.7 MB in the beginning and 199.8 MB in the end (delta: 65.0 MB). Free memory was 75.3 MB in the beginning and 176.8 MB in the end (delta: -101.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:27:27,900 INFO L168 Benchmark]: RCFGBuilder took 425.00 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 158.1 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:27:27,901 INFO L168 Benchmark]: Sifa took 801.36 ms. Allocated memory is still 199.8 MB. Free memory was 158.1 MB in the beginning and 115.9 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:27:27,905 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 280.89 ms. Allocated memory is still 134.7 MB. Free memory was 85.6 MB in the beginning and 75.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.29 ms. Allocated memory was 134.7 MB in the beginning and 199.8 MB in the end (delta: 65.0 MB). Free memory was 75.3 MB in the beginning and 176.8 MB in the end (delta: -101.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 425.00 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 158.1 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. * Sifa took 801.36 ms. Allocated memory is still 199.8 MB. Free memory was 158.1 MB in the beginning and 115.9 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 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]: 765, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 147, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 126, TOOLS_POST_TIME[ms]: 145, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 8, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 105, TOOLS_QUANTIFIERELIM_TIME[ms]: 109, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 165, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 36, DOMAIN_JOIN_TIME[ms]: 262, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 125, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 35, DOMAIN_ISBOTTOM_APPLICATIONS: 16, DOMAIN_ISBOTTOM_TIME[ms]: 79, LOOP_SUMMARIZER_APPLICATIONS: 13, LOOP_SUMMARIZER_CACHE_MISSES: 13, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 550, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 550, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 46, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 44, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 333, DAG_COMPRESSION_RETAINED_NODES: 107 - UnprovableResult [Line: 139]: 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 228#(or (and (not (= 4 main_~blastFlag~0)) (= 5 main_~blastFlag~0) (not (= 8640 main_~s__state~0)) (or (= 3 main_~blastFlag~0) (not (= 2 main_~blastFlag~0))) (= 8656 main_~s__state~0) (not (= 8512 main_~s__state~0))) (and (< 2 main_~blastFlag~0) (<= main_~s__state~0 8512))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...