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/loops/nec40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 21:39:07,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 21:39:07,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 21:39:07,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 21:39:07,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 21:39:07,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 21:39:07,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 21:39:07,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 21:39:07,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 21:39:07,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 21:39:07,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 21:39:07,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 21:39:07,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 21:39:07,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 21:39:07,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 21:39:07,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 21:39:07,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 21:39:07,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 21:39:07,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 21:39:07,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 21:39:07,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 21:39:07,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 21:39:07,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 21:39:07,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 21:39:07,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 21:39:07,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 21:39:07,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 21:39:07,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 21:39:07,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 21:39:07,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 21:39:07,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 21:39:07,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 21:39:07,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 21:39:07,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 21:39:07,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 21:39:07,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 21:39:07,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 21:39:07,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 21:39:07,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 21:39:07,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 21:39:07,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 21:39:07,510 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 [2019-09-19 21:39:07,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 21:39:07,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 21:39:07,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 21:39:07,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 21:39:07,527 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 21:39:07,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 21:39:07,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 21:39:07,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 21:39:07,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 21:39:07,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 21:39:07,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 21:39:07,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 21:39:07,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 21:39:07,528 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 21:39:07,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 21:39:07,529 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 21:39:07,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 21:39:07,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 21:39:07,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 21:39:07,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 21:39:07,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 21:39:07,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 21:39:07,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 21:39:07,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 21:39:07,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 21:39:07,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 21:39:07,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 21:39:07,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 21:39:07,531 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 [2019-09-19 21:39:07,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 21:39:07,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 21:39:07,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 21:39:07,580 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 21:39:07,581 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 21:39:07,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/nec40.c [2019-09-19 21:39:07,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dfbb2798/8f5ce0f820f444d2a063aff1194bac4f/FLAGcd6a93fe7 [2019-09-19 21:39:08,134 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 21:39:08,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/nec40.c [2019-09-19 21:39:08,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dfbb2798/8f5ce0f820f444d2a063aff1194bac4f/FLAGcd6a93fe7 [2019-09-19 21:39:08,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dfbb2798/8f5ce0f820f444d2a063aff1194bac4f [2019-09-19 21:39:08,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 21:39:08,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 21:39:08,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:08,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 21:39:08,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 21:39:08,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:08" (1/1) ... [2019-09-19 21:39:08,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e48aa35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:08, skipping insertion in model container [2019-09-19 21:39:08,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:08" (1/1) ... [2019-09-19 21:39:08,511 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 21:39:08,529 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 21:39:08,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:08,783 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 21:39:08,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:08,932 INFO L192 MainTranslator]: Completed translation [2019-09-19 21:39:08,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:08 WrapperNode [2019-09-19 21:39:08,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:08,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 21:39:08,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 21:39:08,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 21:39:08,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:08" (1/1) ... [2019-09-19 21:39:08,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:08" (1/1) ... [2019-09-19 21:39:08,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:08" (1/1) ... [2019-09-19 21:39:08,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:08" (1/1) ... [2019-09-19 21:39:08,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:08" (1/1) ... [2019-09-19 21:39:08,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:08" (1/1) ... [2019-09-19 21:39:08,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:08" (1/1) ... [2019-09-19 21:39:08,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 21:39:08,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 21:39:08,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 21:39:08,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 21:39:08,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:08" (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 [2019-09-19 21:39:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 21:39:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 21:39:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 21:39:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 21:39:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 21:39:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 21:39:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 21:39:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 21:39:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 21:39:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 21:39:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 21:39:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 21:39:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 21:39:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 21:39:09,266 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 21:39:09,267 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-19 21:39:09,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:09 BoogieIcfgContainer [2019-09-19 21:39:09,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 21:39:09,276 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 21:39:09,276 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 21:39:09,277 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 21:39:09,281 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:09" (1/1) ... [2019-09-19 21:39:09,282 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 [2019-09-19 21:39:09,341 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 21:39:09,344 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 21:39:09,362 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 21:39:09,378 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 21:39:09,380 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 21:39:09,791 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2019-09-19 21:39:09,998 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 49 for LOIs [2019-09-19 21:39:10,199 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-19 21:39:10,298 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 21:39:10,300 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 1 for LOIs [2019-09-19 21:39:10,311 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 21:39:10,311 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 21:39:10,313 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 27#false [2019-09-19 21:39:10,323 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 21:39:10,324 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 21:39:10,327 INFO L168 Benchmark]: Toolchain (without parser) took 1835.87 ms. Allocated memory was 141.6 MB in the beginning and 229.6 MB in the end (delta: 88.1 MB). Free memory was 89.6 MB in the beginning and 194.9 MB in the end (delta: -105.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 21:39:10,328 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 21:39:10,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.48 ms. Allocated memory was 141.6 MB in the beginning and 201.9 MB in the end (delta: 60.3 MB). Free memory was 89.4 MB in the beginning and 180.4 MB in the end (delta: -91.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:10,332 INFO L168 Benchmark]: Boogie Preprocessor took 46.17 ms. Allocated memory is still 201.9 MB. Free memory was 180.4 MB in the beginning and 178.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:10,338 INFO L168 Benchmark]: RCFGBuilder took 295.49 ms. Allocated memory is still 201.9 MB. Free memory was 178.3 MB in the beginning and 162.4 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:10,339 INFO L168 Benchmark]: Sifa took 1047.55 ms. Allocated memory was 201.9 MB in the beginning and 229.6 MB in the end (delta: 27.8 MB). Free memory was 162.4 MB in the beginning and 194.9 MB in the end (delta: -32.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 21:39:10,347 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 442.48 ms. Allocated memory was 141.6 MB in the beginning and 201.9 MB in the end (delta: 60.3 MB). Free memory was 89.4 MB in the beginning and 180.4 MB in the end (delta: -91.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.17 ms. Allocated memory is still 201.9 MB. Free memory was 180.4 MB in the beginning and 178.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 295.49 ms. Allocated memory is still 201.9 MB. Free memory was 178.3 MB in the beginning and 162.4 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * Sifa took 1047.55 ms. Allocated memory was 201.9 MB in the beginning and 229.6 MB in the end (delta: 27.8 MB). Free memory was 162.4 MB in the beginning and 194.9 MB in the end (delta: -32.5 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]: 973, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 17, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 13, TOOLS_POST_TIME[ms]: 442, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 43, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 14, TOOLS_QUANTIFIERELIM_TIME[ms]: 469, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 426, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 18, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 365, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 4, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 25, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 24, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 553, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 553, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 21, DAG_COMPRESSION_PROCESSED_NODES: 78, DAG_COMPRESSION_RETAINED_NODES: 42 - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...