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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-acceleration/nested_1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 09:34:04,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 09:34:04,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 09:34:04,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 09:34:04,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 09:34:04,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 09:34:04,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 09:34:04,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 09:34:04,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 09:34:04,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 09:34:04,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 09:34:04,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 09:34:04,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 09:34:04,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 09:34:04,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 09:34:04,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 09:34:04,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 09:34:04,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 09:34:04,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 09:34:04,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 09:34:04,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 09:34:04,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 09:34:04,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 09:34:04,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 09:34:04,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 09:34:04,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 09:34:04,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 09:34:04,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 09:34:04,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 09:34:04,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 09:34:04,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 09:34:04,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 09:34:04,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 09:34:04,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 09:34:04,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 09:34:04,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 09:34:04,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 09:34:04,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 09:34:04,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 09:34:04,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 09:34:04,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 09:34:04,901 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 [2019-09-17 09:34:04,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 09:34:04,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 09:34:04,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 09:34:04,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 09:34:04,924 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 09:34:04,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 09:34:04,924 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 09:34:04,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 09:34:04,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 09:34:04,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 09:34:04,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 09:34:04,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 09:34:04,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 09:34:04,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 09:34:04,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 09:34:04,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 09:34:04,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 09:34:04,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 09:34:04,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 09:34:04,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 09:34:04,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 09:34:04,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 09:34:04,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 09:34:04,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 09:34:04,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 09:34:04,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 09:34:04,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 09:34:04,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 09:34:04,929 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 -> 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 [2019-09-17 09:34:04,986 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 09:34:05,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 09:34:05,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 09:34:05,016 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 09:34:05,017 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 09:34:05,018 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/nested_1-1.c [2019-09-17 09:34:05,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2304876c8/819dec0bf1774e8ab27fc674ba852fbe/FLAG78c26055c [2019-09-17 09:34:05,534 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 09:34:05,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/nested_1-1.c [2019-09-17 09:34:05,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2304876c8/819dec0bf1774e8ab27fc674ba852fbe/FLAG78c26055c [2019-09-17 09:34:05,916 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2304876c8/819dec0bf1774e8ab27fc674ba852fbe [2019-09-17 09:34:05,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 09:34:05,928 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 09:34:05,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 09:34:05,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 09:34:05,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 09:34:05,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 09:34:05" (1/1) ... [2019-09-17 09:34:05,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@256694b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:05, skipping insertion in model container [2019-09-17 09:34:05,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 09:34:05" (1/1) ... [2019-09-17 09:34:05,945 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 09:34:05,961 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 09:34:06,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 09:34:06,170 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 09:34:06,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 09:34:06,194 INFO L192 MainTranslator]: Completed translation [2019-09-17 09:34:06,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:06 WrapperNode [2019-09-17 09:34:06,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 09:34:06,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 09:34:06,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 09:34:06,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 09:34:06,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:06" (1/1) ... [2019-09-17 09:34:06,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:06" (1/1) ... [2019-09-17 09:34:06,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:06" (1/1) ... [2019-09-17 09:34:06,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:06" (1/1) ... [2019-09-17 09:34:06,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:06" (1/1) ... [2019-09-17 09:34:06,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:06" (1/1) ... [2019-09-17 09:34:06,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:06" (1/1) ... [2019-09-17 09:34:06,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 09:34:06,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 09:34:06,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 09:34:06,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 09:34:06,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:06" (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 [2019-09-17 09:34:06,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 09:34:06,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 09:34:06,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 09:34:06,377 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 09:34:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 09:34:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 09:34:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 09:34:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 09:34:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 09:34:06,582 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 09:34:06,582 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-17 09:34:06,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 09:34:06 BoogieIcfgContainer [2019-09-17 09:34:06,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 09:34:06,584 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 09:34:06,584 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 09:34:06,584 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 09:34:06,585 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 09:34:06" (1/1) ... [2019-09-17 09:34:06,586 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 09:34:06,609 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 09:34:06,609 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 09:34:06,616 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 09:34:06,624 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 09:34:06,626 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 09:34:06,694 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-17 09:34:07,088 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 62 for LOIs [2019-09-17 09:34:07,107 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 09:34:07,107 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 09:34:07,109 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 39#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-17 09:34:07,129 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 09:34:07,130 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 09:34:07,134 INFO L168 Benchmark]: Toolchain (without parser) took 1203.67 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 86.3 MB in the beginning and 133.8 MB in the end (delta: -47.5 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. [2019-09-17 09:34:07,136 INFO L168 Benchmark]: CDTParser took 1.16 ms. Allocated memory is still 139.5 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 09:34:07,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.44 ms. Allocated memory is still 139.5 MB. Free memory was 86.1 MB in the beginning and 76.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-09-17 09:34:07,140 INFO L168 Benchmark]: Boogie Preprocessor took 123.60 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 76.6 MB in the beginning and 177.7 MB in the end (delta: -101.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-17 09:34:07,141 INFO L168 Benchmark]: RCFGBuilder took 264.41 ms. Allocated memory is still 199.8 MB. Free memory was 177.7 MB in the beginning and 164.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-09-17 09:34:07,143 INFO L168 Benchmark]: Sifa took 546.02 ms. Allocated memory is still 199.8 MB. Free memory was 164.7 MB in the beginning and 133.8 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. [2019-09-17 09:34:07,158 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 ms. Allocated memory is still 139.5 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 265.44 ms. Allocated memory is still 139.5 MB. Free memory was 86.1 MB in the beginning and 76.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.60 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 76.6 MB in the beginning and 177.7 MB in the end (delta: -101.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 264.41 ms. Allocated memory is still 199.8 MB. Free memory was 177.7 MB in the beginning and 164.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Sifa took 546.02 ms. Allocated memory is still 199.8 MB. Free memory was 164.7 MB in the beginning and 133.8 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 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]: 500, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 18, TOOLS_POST_TIME[ms]: 37, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 87, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 22, TOOLS_QUANTIFIERELIM_TIME[ms]: 109, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 78, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 31, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 270, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 1, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 8, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 7, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 256, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 256, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 22, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 22, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 23, DAG_COMPRESSION_PROCESSED_NODES: 59, DAG_COMPRESSION_RETAINED_NODES: 35 - 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 39#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...