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/loop-lit/jm2006.c.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 21:42:51,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 21:42:51,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 21:42:51,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 21:42:51,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 21:42:51,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 21:42:51,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 21:42:51,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 21:42:51,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 21:42:51,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 21:42:51,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 21:42:51,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 21:42:51,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 21:42:51,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 21:42:51,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 21:42:51,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 21:42:51,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 21:42:51,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 21:42:51,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 21:42:51,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 21:42:51,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 21:42:51,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 21:42:51,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 21:42:51,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 21:42:51,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 21:42:51,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 21:42:51,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 21:42:51,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 21:42:51,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 21:42:51,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 21:42:51,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 21:42:51,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 21:42:51,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 21:42:51,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 21:42:51,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 21:42:51,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 21:42:51,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 21:42:51,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 21:42:51,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 21:42:51,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 21:42:51,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 21:42:51,917 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 21:42:51,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 21:42:51,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 21:42:51,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 21:42:51,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 21:42:51,935 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 21:42:51,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 21:42:51,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 21:42:51,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 21:42:51,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 21:42:51,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 21:42:51,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 21:42:51,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 21:42:51,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 21:42:51,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 21:42:51,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 21:42:51,938 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 21:42:51,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 21:42:51,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 21:42:51,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 21:42:51,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 21:42:51,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 21:42:51,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 21:42:51,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 21:42:51,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 21:42:51,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 21:42:51,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 21:42:51,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 21:42:51,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 21:42:51,941 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 21:42:52,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 21:42:52,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 21:42:52,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 21:42:52,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 21:42:52,029 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 21:42:52,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c [2019-09-19 21:42:52,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/719da350c/f5f58061549449a6aa5a6e7ecdd6d99e/FLAG54a5e5bc1 [2019-09-19 21:42:52,560 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 21:42:52,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c [2019-09-19 21:42:52,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/719da350c/f5f58061549449a6aa5a6e7ecdd6d99e/FLAG54a5e5bc1 [2019-09-19 21:42:52,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/719da350c/f5f58061549449a6aa5a6e7ecdd6d99e [2019-09-19 21:42:52,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 21:42:52,928 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 21:42:52,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 21:42:52,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 21:42:52,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 21:42:52,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:42:52" (1/1) ... [2019-09-19 21:42:52,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a2b2c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:52, skipping insertion in model container [2019-09-19 21:42:52,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:42:52" (1/1) ... [2019-09-19 21:42:52,944 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 21:42:52,962 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 21:42:53,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:42:53,236 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 21:42:53,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:42:53,288 INFO L192 MainTranslator]: Completed translation [2019-09-19 21:42:53,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:53 WrapperNode [2019-09-19 21:42:53,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 21:42:53,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 21:42:53,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 21:42:53,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 21:42:53,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:53" (1/1) ... [2019-09-19 21:42:53,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:53" (1/1) ... [2019-09-19 21:42:53,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:53" (1/1) ... [2019-09-19 21:42:53,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:53" (1/1) ... [2019-09-19 21:42:53,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:53" (1/1) ... [2019-09-19 21:42:53,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:53" (1/1) ... [2019-09-19 21:42:53,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:53" (1/1) ... [2019-09-19 21:42:53,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 21:42:53,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 21:42:53,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 21:42:53,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 21:42:53,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:53" (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 21:42:53,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 21:42:53,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 21:42:53,509 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 21:42:53,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 21:42:53,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 21:42:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 21:42:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 21:42:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 21:42:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 21:42:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 21:42:53,772 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 21:42:53,772 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 21:42:53,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:42:53 BoogieIcfgContainer [2019-09-19 21:42:53,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 21:42:53,776 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 21:42:53,776 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 21:42:53,776 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 21:42:53,778 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:42:53" (1/1) ... [2019-09-19 21:42:53,779 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 21:42:53,805 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 21:42:53,805 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 21:42:53,817 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 21:42:53,826 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 21:42:53,827 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 21:42:53,909 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-19 21:42:54,101 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2019-09-19 21:42:54,347 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-19 21:42:54,843 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-19 21:42:55,377 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2019-09-19 21:42:55,494 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-19 21:42:55,635 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-19 21:42:55,752 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-19 21:42:56,122 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2019-09-19 21:42:56,163 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 21:42:56,164 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 21:42:56,165 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 43#(and (= main_~main__j~0 main_~main__i~0) (= main_~__VERIFIER_assert__cond~0 0) (= (ite (= 0 main_~main__y~0) 1 0) main_~__tmp_1~0) (= 0 main_~main__x~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0)) [2019-09-19 21:42:56,178 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 21:42:56,179 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 21:42:56,181 INFO L168 Benchmark]: Toolchain (without parser) took 3253.45 ms. Allocated memory was 132.1 MB in the beginning and 263.2 MB in the end (delta: 131.1 MB). Free memory was 88.7 MB in the beginning and 194.3 MB in the end (delta: -105.6 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-19 21:42:56,182 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 21:42:56,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.93 ms. Allocated memory is still 132.1 MB. Free memory was 88.5 MB in the beginning and 78.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-19 21:42:56,184 INFO L168 Benchmark]: Boogie Preprocessor took 144.04 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 78.8 MB in the beginning and 175.0 MB in the end (delta: -96.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-19 21:42:56,184 INFO L168 Benchmark]: RCFGBuilder took 340.17 ms. Allocated memory is still 199.2 MB. Free memory was 175.0 MB in the beginning and 162.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2019-09-19 21:42:56,186 INFO L168 Benchmark]: Sifa took 2402.96 ms. Allocated memory was 199.2 MB in the beginning and 263.2 MB in the end (delta: 64.0 MB). Free memory was 162.7 MB in the beginning and 194.3 MB in the end (delta: -31.7 MB). Peak memory consumption was 32.3 MB. Max. memory is 7.1 GB. [2019-09-19 21:42:56,189 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 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 361.93 ms. Allocated memory is still 132.1 MB. Free memory was 88.5 MB in the beginning and 78.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 144.04 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 78.8 MB in the beginning and 175.0 MB in the end (delta: -96.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 340.17 ms. Allocated memory is still 199.2 MB. Free memory was 175.0 MB in the beginning and 162.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. * Sifa took 2402.96 ms. Allocated memory was 199.2 MB in the beginning and 263.2 MB in the end (delta: 64.0 MB). Free memory was 162.7 MB in the beginning and 194.3 MB in the end (delta: -31.7 MB). Peak memory consumption was 32.3 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]: 2361, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 16, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 13, TOOLS_POST_TIME[ms]: 60, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 16, TOOLS_QUANTIFIERELIM_TIME[ms]: 67, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 14, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 21, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 824, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1340, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 20, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2191, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2191, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 57, DAG_COMPRESSION_RETAINED_NODES: 27 - UnprovableResult [Line: 48]: 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 43#(and (= main_~main__j~0 main_~main__i~0) (= main_~__VERIFIER_assert__cond~0 0) (= (ite (= 0 main_~main__y~0) 1 0) main_~__tmp_1~0) (= 0 main_~main__x~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...