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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/lu.cmp.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:18:12,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:18:12,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:18:12,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:18:12,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:18:12,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:18:12,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:18:12,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:18:12,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:18:12,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:18:12,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:18:12,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:18:12,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:18:12,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:18:12,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:18:12,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:18:12,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:18:12,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:18:12,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:18:12,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:18:12,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:18:12,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:18:13,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:18:13,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:18:13,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:18:13,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:18:13,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:18:13,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:18:13,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:18:13,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:18:13,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:18:13,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:18:13,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:18:13,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:18:13,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:18:13,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:18:13,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:18:13,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:18:13,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:18:13,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:18:13,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:18:13,015 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 20:18:13,044 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:18:13,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:18:13,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:18:13,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:18:13,047 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:18:13,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:18:13,048 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:18:13,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:18:13,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:18:13,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:18:13,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:18:13,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:18:13,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:18:13,049 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:18:13,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:18:13,049 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:18:13,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:18:13,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:18:13,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:18:13,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:18:13,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:18:13,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:18:13,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:18:13,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:18:13,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:18:13,053 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:18:13,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:18:13,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:18:13,054 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 -> ReUseSupersetCallSummarizer 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 20:18:13,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:18:13,111 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:18:13,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:18:13,117 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:18:13,118 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:18:13,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/lu.cmp.c [2019-09-20 20:18:13,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90dc3772c/fadc5a5ead604da69940e22ee9714a9a/FLAG892794b86 [2019-09-20 20:18:13,679 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:18:13,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/lu.cmp.c [2019-09-20 20:18:13,691 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90dc3772c/fadc5a5ead604da69940e22ee9714a9a/FLAG892794b86 [2019-09-20 20:18:14,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90dc3772c/fadc5a5ead604da69940e22ee9714a9a [2019-09-20 20:18:14,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:18:14,056 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:18:14,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:18:14,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:18:14,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:18:14,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:18:14" (1/1) ... [2019-09-20 20:18:14,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fddbff9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:14, skipping insertion in model container [2019-09-20 20:18:14,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:18:14" (1/1) ... [2019-09-20 20:18:14,071 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:18:14,094 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:18:14,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:18:14,334 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:18:14,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:18:14,481 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:18:14,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:14 WrapperNode [2019-09-20 20:18:14,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:18:14,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:18:14,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:18:14,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:18:14,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:14" (1/1) ... [2019-09-20 20:18:14,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:14" (1/1) ... [2019-09-20 20:18:14,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:14" (1/1) ... [2019-09-20 20:18:14,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:14" (1/1) ... [2019-09-20 20:18:14,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:14" (1/1) ... [2019-09-20 20:18:14,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:14" (1/1) ... [2019-09-20 20:18:14,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:14" (1/1) ... [2019-09-20 20:18:14,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:18:14,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:18:14,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:18:14,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:18:14,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:14" (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 20:18:14,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:18:14,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:18:14,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 20:18:14,585 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs [2019-09-20 20:18:14,585 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:18:14,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp [2019-09-20 20:18:14,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:18:14,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 20:18:14,586 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp [2019-09-20 20:18:14,586 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2019-09-20 20:18:14,586 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:18:14,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-20 20:18:14,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-20 20:18:14,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 20:18:14,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:18:14,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:18:14,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:18:15,251 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:18:15,252 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-09-20 20:18:15,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:18:15 BoogieIcfgContainer [2019-09-20 20:18:15,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:18:15,254 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:18:15,254 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:18:15,255 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:18:15,256 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:18:15" (1/1) ... [2019-09-20 20:18:15,257 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:18:15,277 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:18:15,277 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:18:15,285 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:18:15,295 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:18:15,296 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:18:15,957 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2019-09-20 20:18:16,033 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 55 for LOIs [2019-09-20 20:18:16,331 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2019-09-20 20:18:16,467 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 20:18:16,833 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 113 [2019-09-20 20:18:16,980 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 20:18:17,730 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-20 20:18:18,088 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 20:18:18,101 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 20:18:18,101 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 20:18:18,103 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 68#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 20:18:18,120 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 20:18:18,120 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 20:18:18,122 INFO L168 Benchmark]: Toolchain (without parser) took 4065.45 ms. Allocated memory was 135.8 MB in the beginning and 256.9 MB in the end (delta: 121.1 MB). Free memory was 90.4 MB in the beginning and 110.2 MB in the end (delta: -19.7 MB). Peak memory consumption was 101.4 MB. Max. memory is 7.1 GB. [2019-09-20 20:18:18,123 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 135.8 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 20:18:18,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 424.15 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 90.2 MB in the beginning and 176.7 MB in the end (delta: -86.5 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-20 20:18:18,125 INFO L168 Benchmark]: Boogie Preprocessor took 49.76 ms. Allocated memory is still 201.3 MB. Free memory was 176.7 MB in the beginning and 173.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-09-20 20:18:18,125 INFO L168 Benchmark]: RCFGBuilder took 721.81 ms. Allocated memory is still 201.3 MB. Free memory was 173.8 MB in the beginning and 129.3 MB in the end (delta: 44.5 MB). Peak memory consumption was 44.5 MB. Max. memory is 7.1 GB. [2019-09-20 20:18:18,126 INFO L168 Benchmark]: Sifa took 2865.97 ms. Allocated memory was 201.3 MB in the beginning and 256.9 MB in the end (delta: 55.6 MB). Free memory was 129.3 MB in the beginning and 110.2 MB in the end (delta: 19.2 MB). Peak memory consumption was 74.7 MB. Max. memory is 7.1 GB. [2019-09-20 20:18:18,130 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 135.8 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 424.15 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 90.2 MB in the beginning and 176.7 MB in the end (delta: -86.5 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.76 ms. Allocated memory is still 201.3 MB. Free memory was 176.7 MB in the beginning and 173.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 721.81 ms. Allocated memory is still 201.3 MB. Free memory was 173.8 MB in the beginning and 129.3 MB in the end (delta: 44.5 MB). Peak memory consumption was 44.5 MB. Max. memory is 7.1 GB. * Sifa took 2865.97 ms. Allocated memory was 201.3 MB in the beginning and 256.9 MB in the end (delta: 55.6 MB). Free memory was 129.3 MB in the beginning and 110.2 MB in the end (delta: 19.2 MB). Peak memory consumption was 74.7 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]: 2826, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 29, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 22, TOOLS_POST_TIME[ms]: 757, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 27, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 479, TOOLS_QUANTIFIERELIM_APPLICATIONS: 28, TOOLS_QUANTIFIERELIM_TIME[ms]: 1240, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 475, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 37, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 518, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 2, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 934, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2043, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2042, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 239, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 18, DAG_COMPRESSION_PROCESSED_NODES: 60, DAG_COMPRESSION_RETAINED_NODES: 38 - 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 68#(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...