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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:25:46,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:25:46,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:25:46,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:25:46,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:25:46,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:25:46,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:25:47,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:25:47,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:25:47,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:25:47,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:25:47,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:25:47,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:25:47,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:25:47,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:25:47,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:25:47,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:25:47,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:25:47,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:25:47,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:25:47,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:25:47,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:25:47,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:25:47,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:25:47,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:25:47,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:25:47,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:25:47,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:25:47,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:25:47,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:25:47,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:25:47,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:25:47,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:25:47,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:25:47,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:25:47,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:25:47,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:25:47,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:25:47,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:25:47,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:25:47,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:25:47,062 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 18:25:47,090 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:25:47,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:25:47,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:25:47,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:25:47,093 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:25:47,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:25:47,094 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:25:47,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:25:47,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:25:47,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:25:47,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:25:47,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:25:47,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:25:47,097 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:25:47,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:25:47,097 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:25:47,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:25:47,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:25:47,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:25:47,098 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:25:47,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:25:47,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:25:47,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:25:47,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:25:47,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:25:47,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:25:47,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:25:47,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:25:47,100 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 -> SequenceOfStatements 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 [2019-09-20 18:25:47,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:25:47,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:25:47,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:25:47,181 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:25:47,181 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:25:47,182 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i [2019-09-20 18:25:47,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4590688fd/94746099a0a2407db86b6e6be05b7d09/FLAG69ae41d48 [2019-09-20 18:25:47,701 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:25:47,702 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i [2019-09-20 18:25:47,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4590688fd/94746099a0a2407db86b6e6be05b7d09/FLAG69ae41d48 [2019-09-20 18:25:48,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4590688fd/94746099a0a2407db86b6e6be05b7d09 [2019-09-20 18:25:48,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:25:48,088 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:25:48,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:25:48,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:25:48,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:25:48,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:25:48" (1/1) ... [2019-09-20 18:25:48,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@521750fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:48, skipping insertion in model container [2019-09-20 18:25:48,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:25:48" (1/1) ... [2019-09-20 18:25:48,104 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:25:48,122 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:25:48,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:25:48,322 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:25:48,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:25:48,521 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:25:48,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:48 WrapperNode [2019-09-20 18:25:48,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:25:48,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:25:48,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:25:48,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:25:48,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:48" (1/1) ... [2019-09-20 18:25:48,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:48" (1/1) ... [2019-09-20 18:25:48,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:48" (1/1) ... [2019-09-20 18:25:48,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:48" (1/1) ... [2019-09-20 18:25:48,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:48" (1/1) ... [2019-09-20 18:25:48,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:48" (1/1) ... [2019-09-20 18:25:48,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:48" (1/1) ... [2019-09-20 18:25:48,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:25:48,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:25:48,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:25:48,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:25:48,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:48" (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 18:25:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:25:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:25:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 18:25:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:25:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:25:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 18:25:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 18:25:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:25:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:25:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:25:48,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:25:48,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:25:48,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:25:48,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:25:48,866 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:25:48,866 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 18:25:48,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:25:48 BoogieIcfgContainer [2019-09-20 18:25:48,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:25:48,868 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:25:48,868 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:25:48,869 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:25:48,870 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:25:48" (1/1) ... [2019-09-20 18:25:48,870 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 [2019-09-20 18:25:48,899 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:25:48,899 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:25:48,916 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:25:48,928 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:25:48,930 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:25:49,115 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 18:25:51,381 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 18:25:52,913 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-20 18:25:53,091 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 18:25:53,172 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 18:25:53,185 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 18:25:53,185 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 18:25:53,187 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 260#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 18:25:53,202 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 18:25:53,203 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 18:25:53,204 INFO L168 Benchmark]: Toolchain (without parser) took 5116.40 ms. Allocated memory was 138.4 MB in the beginning and 255.9 MB in the end (delta: 117.4 MB). Free memory was 87.6 MB in the beginning and 208.1 MB in the end (delta: -120.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 18:25:53,205 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:25:53,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 435.07 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 87.4 MB in the beginning and 180.5 MB in the end (delta: -93.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-09-20 18:25:53,207 INFO L168 Benchmark]: Boogie Preprocessor took 45.41 ms. Allocated memory is still 202.4 MB. Free memory was 180.5 MB in the beginning and 178.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-20 18:25:53,208 INFO L168 Benchmark]: RCFGBuilder took 296.82 ms. Allocated memory is still 202.4 MB. Free memory was 178.2 MB in the beginning and 162.4 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-09-20 18:25:53,209 INFO L168 Benchmark]: Sifa took 4334.37 ms. Allocated memory was 202.4 MB in the beginning and 255.9 MB in the end (delta: 53.5 MB). Free memory was 162.4 MB in the beginning and 208.1 MB in the end (delta: -45.7 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-09-20 18:25:53,212 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 was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 435.07 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 87.4 MB in the beginning and 180.5 MB in the end (delta: -93.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.41 ms. Allocated memory is still 202.4 MB. Free memory was 180.5 MB in the beginning and 178.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 296.82 ms. Allocated memory is still 202.4 MB. Free memory was 178.2 MB in the beginning and 162.4 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * Sifa took 4334.37 ms. Allocated memory was 202.4 MB in the beginning and 255.9 MB in the end (delta: 53.5 MB). Free memory was 162.4 MB in the beginning and 208.1 MB in the end (delta: -45.7 MB). Peak memory consumption was 7.8 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]: 4288, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 146, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 117, TOOLS_POST_TIME[ms]: 238, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 51, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 110, TOOLS_QUANTIFIERELIM_TIME[ms]: 246, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 87, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 166, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 47, DOMAIN_JOIN_TIME[ms]: 1261, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 2497, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 35, DOMAIN_ISBOTTOM_APPLICATIONS: 31, DOMAIN_ISBOTTOM_TIME[ms]: 38, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3851, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3850, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 139, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 139, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 61, DAG_COMPRESSION_PROCESSED_NODES: 387, DAG_COMPRESSION_RETAINED_NODES: 209 - UnprovableResult [Line: 2]: 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 260#(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...