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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --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-efa34d5 [2019-09-18 11:18:50,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:18:50,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:18:50,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:18:50,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:18:50,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:18:50,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:18:50,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:18:50,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:18:50,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:18:50,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:18:50,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:18:50,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:18:50,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:18:50,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:18:50,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:18:50,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:18:50,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:18:50,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:18:50,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:18:50,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:18:50,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:18:50,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:18:50,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:18:50,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:18:50,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:18:50,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:18:50,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:18:50,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:18:50,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:18:50,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:18:50,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:18:50,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:18:50,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:18:50,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:18:50,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:18:50,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:18:50,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:18:50,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:18:50,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:18:50,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:18:50,952 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 [2019-09-18 11:18:50,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:18:50,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:18:50,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:18:50,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:18:50,972 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:18:50,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:18:50,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:18:50,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:18:50,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:18:50,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:18:50,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:18:50,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:18:50,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:18:50,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:18:50,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:18:50,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:18:50,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:18:50,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:18:50,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:18:50,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:18:50,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:18:50,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:18:50,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:18:50,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:18:50,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:18:50,978 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:18:50,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:18:50,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:18:50,979 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 -> SingleStatement 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 [2019-09-18 11:18:51,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:18:51,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:18:51,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:18:51,061 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:18:51,062 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:18:51,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/lu.cmp.c [2019-09-18 11:18:51,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68a6e9897/166a2d632a4547d88360e61ac721ecb4/FLAGb02b8c37d [2019-09-18 11:18:51,605 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:18:51,609 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/lu.cmp.c [2019-09-18 11:18:51,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68a6e9897/166a2d632a4547d88360e61ac721ecb4/FLAGb02b8c37d [2019-09-18 11:18:51,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68a6e9897/166a2d632a4547d88360e61ac721ecb4 [2019-09-18 11:18:51,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:18:51,958 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:18:51,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:18:51,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:18:51,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:18:51,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:18:51" (1/1) ... [2019-09-18 11:18:51,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cdd4379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:51, skipping insertion in model container [2019-09-18 11:18:51,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:18:51" (1/1) ... [2019-09-18 11:18:51,971 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:18:51,993 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:18:52,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:18:52,409 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:18:52,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:18:52,492 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:18:52,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52 WrapperNode [2019-09-18 11:18:52,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:18:52,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:18:52,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:18:52,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:18:52,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:18:52,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:18:52,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:18:52,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:18:52,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (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 [2019-09-18 11:18:52,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:18:52,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:18:52,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-18 11:18:52,619 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs [2019-09-18 11:18:52,619 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:18:52,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp [2019-09-18 11:18:52,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:18:52,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 11:18:52,620 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp [2019-09-18 11:18:52,620 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2019-09-18 11:18:52,620 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:18:52,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-18 11:18:52,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-18 11:18:52,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 11:18:52,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 11:18:52,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:18:52,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:18:53,254 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:18:53,254 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-09-18 11:18:53,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:18:53 BoogieIcfgContainer [2019-09-18 11:18:53,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:18:53,257 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:18:53,257 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:18:53,257 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:18:53,259 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:18:53" (1/1) ... [2019-09-18 11:18:53,259 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 11:18:53,286 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:18:53,287 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:18:53,297 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:18:53,306 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:18:53,307 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:18:54,025 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-18 11:18:54,205 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2019-09-18 11:18:54,410 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 55 for LOIs [2019-09-18 11:18:54,858 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2019-09-18 11:18:55,003 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 11:18:55,594 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 106 [2019-09-18 11:18:55,706 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 11:18:56,403 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 154 [2019-09-18 11:18:56,549 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-18 11:18:57,766 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 87 [2019-09-18 11:18:57,865 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-18 11:18:57,881 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:18:57,882 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:18:57,884 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 395#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-18 11:18:57,896 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:18:57,896 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:18:57,897 INFO L168 Benchmark]: Toolchain (without parser) took 5940.06 ms. Allocated memory was 138.4 MB in the beginning and 321.4 MB in the end (delta: 183.0 MB). Free memory was 86.2 MB in the beginning and 281.4 MB in the end (delta: -195.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 11:18:57,898 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory is still 104.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 11:18:57,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.25 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 86.2 MB in the beginning and 173.2 MB in the end (delta: -87.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-09-18 11:18:57,900 INFO L168 Benchmark]: Boogie Preprocessor took 65.37 ms. Allocated memory is still 198.2 MB. Free memory was 173.2 MB in the beginning and 170.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-09-18 11:18:57,900 INFO L168 Benchmark]: RCFGBuilder took 697.71 ms. Allocated memory is still 198.2 MB. Free memory was 170.4 MB in the beginning and 134.0 MB in the end (delta: 36.4 MB). Peak memory consumption was 36.4 MB. Max. memory is 7.1 GB. [2019-09-18 11:18:57,901 INFO L168 Benchmark]: Sifa took 4639.19 ms. Allocated memory was 198.2 MB in the beginning and 321.4 MB in the end (delta: 123.2 MB). Free memory was 134.0 MB in the beginning and 281.4 MB in the end (delta: -147.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 11:18:57,904 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory is still 104.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 534.25 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 86.2 MB in the beginning and 173.2 MB in the end (delta: -87.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.37 ms. Allocated memory is still 198.2 MB. Free memory was 173.2 MB in the beginning and 170.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 697.71 ms. Allocated memory is still 198.2 MB. Free memory was 170.4 MB in the beginning and 134.0 MB in the end (delta: 36.4 MB). Peak memory consumption was 36.4 MB. Max. memory is 7.1 GB. * Sifa took 4639.19 ms. Allocated memory was 198.2 MB in the beginning and 321.4 MB in the end (delta: 123.2 MB). Free memory was 134.0 MB in the beginning and 281.4 MB in the end (delta: -147.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 4598, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 279, DAG_INTERPRETER_EARLY_EXITS: 4, TOOLS_POST_APPLICATIONS: 256, TOOLS_POST_TIME[ms]: 1489, TOOLS_POST_CALL_APPLICATIONS: 15, TOOLS_POST_CALL_TIME[ms]: 55, TOOLS_POST_RETURN_APPLICATIONS: 13, TOOLS_POST_RETURN_TIME[ms]: 12, TOOLS_QUANTIFIERELIM_APPLICATIONS: 254, TOOLS_QUANTIFIERELIM_TIME[ms]: 1463, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 373, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 293, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 46, DOMAIN_JOIN_TIME[ms]: 1366, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 8, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 1356, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 119, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2980, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2980, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 13, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1047, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1046, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 322, DAG_COMPRESSION_RETAINED_NODES: 162 - 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 395#(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...