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-fea9116 [2019-09-20 23:16:22,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:16:22,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:16:22,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:16:22,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:16:22,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:16:22,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:16:22,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:16:22,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:16:22,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:16:22,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:16:22,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:16:22,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:16:22,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:16:22,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:16:22,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:16:22,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:16:22,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:16:22,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:16:22,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:16:22,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:16:22,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:16:22,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:16:22,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:16:22,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:16:22,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:16:22,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:16:22,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:16:22,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:16:22,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:16:22,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:16:22,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:16:22,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:16:22,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:16:22,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:16:22,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:16:22,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:16:22,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:16:22,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:16:22,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:16:22,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:16:22,944 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 23:16:22,959 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:16:22,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:16:22,960 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:16:22,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:16:22,961 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:16:22,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:16:22,961 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:16:22,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:16:22,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:16:22,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:16:22,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:16:22,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:16:22,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:16:22,963 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:16:22,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:16:22,963 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:16:22,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:16:22,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:16:22,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:16:22,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:16:22,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:16:22,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:16:22,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:16:22,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:16:22,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:16:22,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:16:22,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:16:22,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:16:22,966 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 [2019-09-20 23:16:22,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:16:23,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:16:23,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:16:23,021 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:16:23,022 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:16:23,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c [2019-09-20 23:16:23,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0e9faadf/582ace7961164d9491fc2039aaa94a67/FLAG9a2fadef2 [2019-09-20 23:16:23,550 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:16:23,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c [2019-09-20 23:16:23,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0e9faadf/582ace7961164d9491fc2039aaa94a67/FLAG9a2fadef2 [2019-09-20 23:16:23,943 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0e9faadf/582ace7961164d9491fc2039aaa94a67 [2019-09-20 23:16:23,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:16:23,953 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:16:23,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:16:23,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:16:23,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:16:23,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:16:23" (1/1) ... [2019-09-20 23:16:23,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d428e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:23, skipping insertion in model container [2019-09-20 23:16:23,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:16:23" (1/1) ... [2019-09-20 23:16:23,968 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:16:23,986 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:16:24,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:16:24,162 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:16:24,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:16:24,198 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:16:24,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:24 WrapperNode [2019-09-20 23:16:24,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:16:24,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:16:24,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:16:24,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:16:24,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:24" (1/1) ... [2019-09-20 23:16:24,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:24" (1/1) ... [2019-09-20 23:16:24,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:24" (1/1) ... [2019-09-20 23:16:24,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:24" (1/1) ... [2019-09-20 23:16:24,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:24" (1/1) ... [2019-09-20 23:16:24,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:24" (1/1) ... [2019-09-20 23:16:24,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:24" (1/1) ... [2019-09-20 23:16:24,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:16:24,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:16:24,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:16:24,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:16:24,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:16:24" (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 23:16:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:16:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:16:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:16:24,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:16:24,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 23:16:24,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 23:16:24,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:16:24,394 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:16:24,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:16:24,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:16:24,622 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:16:24,622 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 23:16:24,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:16:24 BoogieIcfgContainer [2019-09-20 23:16:24,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:16:24,625 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:16:24,625 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:16:24,626 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:16:24,637 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:16:24" (1/1) ... [2019-09-20 23:16:24,638 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 [2019-09-20 23:16:24,684 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:16:24,685 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:16:24,693 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:16:24,719 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:16:24,721 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:16:24,806 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-20 23:16:24,961 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2019-09-20 23:16:25,192 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-20 23:16:25,671 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-20 23:16:25,877 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-20 23:16:26,196 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2019-09-20 23:16:26,327 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-20 23:16:26,463 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 23:16:26,591 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 23:16:26,975 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2019-09-20 23:16:27,018 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 23:16:27,018 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 23:16:27,021 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)) [2019-09-20 23:16:27,033 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 23:16:27,033 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 23:16:27,036 INFO L168 Benchmark]: Toolchain (without parser) took 3081.08 ms. Allocated memory was 134.2 MB in the beginning and 256.9 MB in the end (delta: 122.7 MB). Free memory was 90.0 MB in the beginning and 177.7 MB in the end (delta: -87.8 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. [2019-09-20 23:16:27,038 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 23:16:27,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 245.49 ms. Allocated memory is still 134.2 MB. Free memory was 89.8 MB in the beginning and 80.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-09-20 23:16:27,040 INFO L168 Benchmark]: Boogie Preprocessor took 117.47 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 80.1 MB in the beginning and 176.8 MB in the end (delta: -96.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-20 23:16:27,041 INFO L168 Benchmark]: RCFGBuilder took 301.87 ms. Allocated memory is still 200.3 MB. Free memory was 176.8 MB in the beginning and 164.1 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-09-20 23:16:27,046 INFO L168 Benchmark]: Sifa took 2407.84 ms. Allocated memory was 200.3 MB in the beginning and 256.9 MB in the end (delta: 56.6 MB). Free memory was 164.1 MB in the beginning and 177.7 MB in the end (delta: -13.6 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. [2019-09-20 23:16:27,056 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 245.49 ms. Allocated memory is still 134.2 MB. Free memory was 89.8 MB in the beginning and 80.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.47 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 80.1 MB in the beginning and 176.8 MB in the end (delta: -96.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 301.87 ms. Allocated memory is still 200.3 MB. Free memory was 176.8 MB in the beginning and 164.1 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. * Sifa took 2407.84 ms. Allocated memory was 200.3 MB in the beginning and 256.9 MB in the end (delta: 56.6 MB). Free memory was 164.1 MB in the beginning and 177.7 MB in the end (delta: -13.6 MB). Peak memory consumption was 43.0 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]: 2337, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 16, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 13, TOOLS_POST_TIME[ms]: 39, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 16, TOOLS_QUANTIFIERELIM_TIME[ms]: 46, 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]: 853, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1319, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2175, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2174, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, 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...