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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:21:33,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:21:33,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:21:33,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:21:33,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:21:33,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:21:33,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:21:33,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:21:33,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:21:33,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:21:33,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:21:33,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:21:33,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:21:33,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:21:33,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:21:33,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:21:33,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:21:33,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:21:33,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:21:33,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:21:33,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:21:33,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:21:33,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:21:33,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:21:33,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:21:33,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:21:33,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:21:33,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:21:33,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:21:33,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:21:33,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:21:33,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:21:33,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:21:33,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:21:33,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:21:33,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:21:33,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:21:33,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:21:33,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:21:33,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:21:33,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:21:33,376 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 21:21:33,398 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:21:33,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:21:33,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:21:33,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:21:33,401 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:21:33,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:21:33,402 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:21:33,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:21:33,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:21:33,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:21:33,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:21:33,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:21:33,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:21:33,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:21:33,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:21:33,405 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:21:33,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:21:33,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:21:33,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:21:33,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:21:33,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:21:33,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:21:33,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:21:33,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:21:33,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:21:33,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:21:33,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:21:33,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:21:33,408 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 -> InterpretCallSummarizer 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_DDA [2019-09-20 21:21:33,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:21:33,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:21:33,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:21:33,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:21:33,494 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:21:33,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i [2019-09-20 21:21:33,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc2f068a2/e30222808e604a538efdce312783f34e/FLAG8ae077d77 [2019-09-20 21:21:33,985 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:21:33,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i [2019-09-20 21:21:33,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc2f068a2/e30222808e604a538efdce312783f34e/FLAG8ae077d77 [2019-09-20 21:21:34,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc2f068a2/e30222808e604a538efdce312783f34e [2019-09-20 21:21:34,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:21:34,416 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:21:34,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:34,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:21:34,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:21:34,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78f7f23f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34, skipping insertion in model container [2019-09-20 21:21:34,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,433 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:21:34,452 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:21:34,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:34,648 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:21:34,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:34,687 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:21:34,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34 WrapperNode [2019-09-20 21:21:34,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:34,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:21:34,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:21:34,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:21:34,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:21:34,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:21:34,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:21:34,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:21:34,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (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 21:21:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:21:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:21:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 21:21:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:21:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:21:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 21:21:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 21:21:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:21:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:21:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:21:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:21:35,160 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:21:35,160 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-20 21:21:35,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:35 BoogieIcfgContainer [2019-09-20 21:21:35,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:21:35,162 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:21:35,162 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:21:35,162 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:21:35,163 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:35" (1/1) ... [2019-09-20 21:21:35,164 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:21:35,188 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:21:35,188 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:21:35,195 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:21:35,203 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:21:35,205 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:21:35,254 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 21:21:35,587 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 17 [2019-09-20 21:21:36,077 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 28 [2019-09-20 21:21:36,437 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 23 [2019-09-20 21:21:36,828 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2019-09-20 21:21:37,122 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 42 [2019-09-20 21:21:37,330 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2019-09-20 21:21:39,143 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 21:21:39,295 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-20 21:21:40,920 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 23 [2019-09-20 21:21:41,357 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-20 21:21:41,514 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2019-09-20 21:21:42,485 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 21:21:42,503 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 21:21:42,503 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 21:21:42,505 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1227#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 21:21:42,518 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 21:21:42,519 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 21:21:42,523 INFO L168 Benchmark]: Toolchain (without parser) took 8104.84 ms. Allocated memory was 133.2 MB in the beginning and 327.2 MB in the end (delta: 194.0 MB). Free memory was 88.0 MB in the beginning and 201.4 MB in the end (delta: -113.4 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:42,527 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 21:21:42,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.56 ms. Allocated memory is still 133.2 MB. Free memory was 87.8 MB in the beginning and 77.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:42,530 INFO L168 Benchmark]: Boogie Preprocessor took 140.65 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 77.5 MB in the beginning and 176.9 MB in the end (delta: -99.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:42,531 INFO L168 Benchmark]: RCFGBuilder took 332.19 ms. Allocated memory is still 200.8 MB. Free memory was 176.3 MB in the beginning and 160.7 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:42,537 INFO L168 Benchmark]: Sifa took 7356.99 ms. Allocated memory was 200.8 MB in the beginning and 327.2 MB in the end (delta: 126.4 MB). Free memory was 160.7 MB in the beginning and 201.4 MB in the end (delta: -40.8 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:42,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 271.56 ms. Allocated memory is still 133.2 MB. Free memory was 87.8 MB in the beginning and 77.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 140.65 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 77.5 MB in the beginning and 176.9 MB in the end (delta: -99.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 332.19 ms. Allocated memory is still 200.8 MB. Free memory was 176.3 MB in the beginning and 160.7 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * Sifa took 7356.99 ms. Allocated memory was 200.8 MB in the beginning and 327.2 MB in the end (delta: 126.4 MB). Free memory was 160.7 MB in the beginning and 201.4 MB in the end (delta: -40.8 MB). Peak memory consumption was 85.6 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]: 7318, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 667, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 539, TOOLS_POST_TIME[ms]: 178, TOOLS_POST_CALL_APPLICATIONS: 106, TOOLS_POST_CALL_TIME[ms]: 317, TOOLS_POST_RETURN_APPLICATIONS: 89, TOOLS_POST_RETURN_TIME[ms]: 88, TOOLS_QUANTIFIERELIM_APPLICATIONS: 734, TOOLS_QUANTIFIERELIM_TIME[ms]: 463, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 46, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 677, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 235, DOMAIN_JOIN_TIME[ms]: 5724, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 614, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 126, DOMAIN_ISBOTTOM_TIME[ms]: 230, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6291, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6290, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 89, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2392, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 264, DAG_COMPRESSION_RETAINED_NODES: 118 - UnprovableResult [Line: 5]: 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 1227#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...