java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:18:14,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:18:14,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:18:14,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:18:14,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:18:14,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:18:14,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:18:14,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:18:14,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:18:14,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:18:14,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:18:14,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:18:14,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:18:14,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:18:14,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:18:14,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:18:14,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:18:14,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:18:14,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:18:14,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:18:14,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:18:14,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:18:14,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:18:14,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:18:14,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:18:14,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:18:14,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:18:14,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:18:14,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:18:14,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:18:14,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:18:14,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:18:14,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:18:14,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:18:14,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:18:14,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:18:14,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:18:14,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:18:14,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:18:14,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:18:14,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:18:14,324 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 23:18:14,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:18:14,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:18:14,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:18:14,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:18:14,350 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:18:14,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:18:14,350 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:18:14,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:18:14,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:18:14,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:18:14,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:18:14,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:18:14,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:18:14,353 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:18:14,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:18:14,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:18:14,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:18:14,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:18:14,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:18:14,354 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:18:14,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:18:14,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:18:14,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:18:14,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:18:14,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:18:14,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:18:14,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:18:14,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:18:14,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:18:14,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:18:14,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:18:14,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:18:14,442 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:18:14,442 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:18:14,443 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2019-09-20 23:18:14,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/389c031f9/8a50a00b7a8442d89facf4f75ed3cb08/FLAG012a9ed06 [2019-09-20 23:18:14,960 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:18:14,961 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2019-09-20 23:18:14,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/389c031f9/8a50a00b7a8442d89facf4f75ed3cb08/FLAG012a9ed06 [2019-09-20 23:18:15,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/389c031f9/8a50a00b7a8442d89facf4f75ed3cb08 [2019-09-20 23:18:15,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:18:15,326 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:18:15,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:18:15,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:18:15,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:18:15,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:18:15" (1/1) ... [2019-09-20 23:18:15,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630a0b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:15, skipping insertion in model container [2019-09-20 23:18:15,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:18:15" (1/1) ... [2019-09-20 23:18:15,345 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:18:15,379 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:18:15,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:18:15,669 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:18:15,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:18:15,843 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:18:15,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:15 WrapperNode [2019-09-20 23:18:15,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:18:15,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:18:15,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:18:15,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:18:15,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:15" (1/1) ... [2019-09-20 23:18:15,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:15" (1/1) ... [2019-09-20 23:18:15,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:15" (1/1) ... [2019-09-20 23:18:15,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:15" (1/1) ... [2019-09-20 23:18:15,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:15" (1/1) ... [2019-09-20 23:18:15,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:15" (1/1) ... [2019-09-20 23:18:15,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:15" (1/1) ... [2019-09-20 23:18:15,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:18:15,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:18:15,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:18:15,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:18:15,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:15" (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 23:18:15,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:18:15,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:18:15,962 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:18:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:18:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 23:18:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:18:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 23:18:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 23:18:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:18:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:18:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:18:16,407 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:18:16,408 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 23:18:16,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:18:16 BoogieIcfgContainer [2019-09-20 23:18:16,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:18:16,410 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:18:16,410 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:18:16,410 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:18:16,411 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:18:16" (1/1) ... [2019-09-20 23:18:16,412 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-20 23:18:16,439 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:18:16,440 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:18:16,447 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:18:16,455 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:18:16,456 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:18:16,498 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 23:18:16,916 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2019-09-20 23:18:17,433 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 23:18:17,691 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-09-20 23:18:18,403 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 23:18:21,535 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 23:18:21,536 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 23:18:21,539 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 895#(or (and (= 5 main_~blastFlag~0) (= 8672 main_~s__state~0)) (and (< 2 main_~blastFlag~0) (<= main_~s__state~0 8512))) [2019-09-20 23:18:21,559 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 23:18:21,559 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 23:18:21,561 INFO L168 Benchmark]: Toolchain (without parser) took 6234.99 ms. Allocated memory was 135.3 MB in the beginning and 299.4 MB in the end (delta: 164.1 MB). Free memory was 91.2 MB in the beginning and 240.4 MB in the end (delta: -149.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-09-20 23:18:21,562 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 135.3 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 23:18:21,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 515.02 ms. Allocated memory was 135.3 MB in the beginning and 201.3 MB in the end (delta: 66.1 MB). Free memory was 90.8 MB in the beginning and 178.4 MB in the end (delta: -87.5 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-20 23:18:21,564 INFO L168 Benchmark]: Boogie Preprocessor took 55.09 ms. Allocated memory is still 201.3 MB. Free memory was 178.4 MB in the beginning and 176.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-09-20 23:18:21,565 INFO L168 Benchmark]: RCFGBuilder took 508.98 ms. Allocated memory is still 201.3 MB. Free memory was 176.2 MB in the beginning and 150.4 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-09-20 23:18:21,567 INFO L168 Benchmark]: Sifa took 5149.79 ms. Allocated memory was 201.3 MB in the beginning and 299.4 MB in the end (delta: 98.0 MB). Free memory was 150.4 MB in the beginning and 240.4 MB in the end (delta: -89.9 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-09-20 23:18:21,575 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 135.3 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 515.02 ms. Allocated memory was 135.3 MB in the beginning and 201.3 MB in the end (delta: 66.1 MB). Free memory was 90.8 MB in the beginning and 178.4 MB in the end (delta: -87.5 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.09 ms. Allocated memory is still 201.3 MB. Free memory was 178.4 MB in the beginning and 176.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 508.98 ms. Allocated memory is still 201.3 MB. Free memory was 176.2 MB in the beginning and 150.4 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Sifa took 5149.79 ms. Allocated memory was 201.3 MB in the beginning and 299.4 MB in the end (delta: 98.0 MB). Free memory was 150.4 MB in the beginning and 240.4 MB in the end (delta: -89.9 MB). Peak memory consumption was 8.1 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]: 5100, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 559, DAG_INTERPRETER_EARLY_EXITS: 17, TOOLS_POST_APPLICATIONS: 491, TOOLS_POST_TIME[ms]: 229, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 5, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 428, TOOLS_QUANTIFIERELIM_TIME[ms]: 154, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 22, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 591, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 184, DOMAIN_JOIN_TIME[ms]: 4055, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 458, DOMAIN_ISSUBSETEQ_APPLICATIONS: 32, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 155, DOMAIN_ISBOTTOM_TIME[ms]: 141, LOOP_SUMMARIZER_APPLICATIONS: 30, LOOP_SUMMARIZER_CACHE_MISSES: 30, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2867, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2867, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 32, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 14, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 12, DAG_COMPRESSION_TIME[ms]: 94, DAG_COMPRESSION_PROCESSED_NODES: 2011, DAG_COMPRESSION_RETAINED_NODES: 632 - UnprovableResult [Line: 216]: 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 895#(or (and (= 5 main_~blastFlag~0) (= 8672 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...