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/nla-digbench/geo1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:24:02,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:24:02,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:24:02,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:24:02,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:24:02,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:24:02,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:24:02,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:24:02,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:24:02,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:24:02,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:24:02,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:24:02,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:24:02,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:24:02,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:24:02,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:24:02,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:24:02,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:24:02,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:24:02,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:24:02,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:24:02,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:24:02,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:24:02,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:24:02,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:24:02,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:24:02,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:24:02,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:24:02,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:24:02,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:24:02,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:24:02,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:24:02,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:24:02,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:24:02,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:24:02,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:24:02,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:24:02,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:24:02,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:24:02,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:24:02,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:24:02,425 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 19:24:02,440 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:24:02,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:24:02,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:24:02,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:24:02,442 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:24:02,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:24:02,442 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:24:02,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:24:02,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:24:02,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:24:02,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:24:02,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:24:02,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:24:02,444 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:24:02,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:24:02,444 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:24:02,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:24:02,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:24:02,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:24:02,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:24:02,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:24:02,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:24:02,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:24:02,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:24:02,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:24:02,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:24:02,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:24:02,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:24:02,447 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 [2019-09-20 19:24:02,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:24:02,511 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:24:02,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:24:02,515 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:24:02,516 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:24:02,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/geo1.c [2019-09-20 19:24:02,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb8f8a87d/de1ea88b32614943ac541e3ec7c245d4/FLAG4b14ae10e [2019-09-20 19:24:03,016 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:24:03,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/geo1.c [2019-09-20 19:24:03,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb8f8a87d/de1ea88b32614943ac541e3ec7c245d4/FLAG4b14ae10e [2019-09-20 19:24:03,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb8f8a87d/de1ea88b32614943ac541e3ec7c245d4 [2019-09-20 19:24:03,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:24:03,436 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:24:03,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:24:03,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:24:03,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:24:03,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:24:03" (1/1) ... [2019-09-20 19:24:03,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272781b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:03, skipping insertion in model container [2019-09-20 19:24:03,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:24:03" (1/1) ... [2019-09-20 19:24:03,452 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:24:03,468 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:24:03,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:24:03,638 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:24:03,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:24:03,667 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:24:03,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:03 WrapperNode [2019-09-20 19:24:03,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:24:03,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:24:03,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:24:03,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:24:03,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:03" (1/1) ... [2019-09-20 19:24:03,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:03" (1/1) ... [2019-09-20 19:24:03,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:03" (1/1) ... [2019-09-20 19:24:03,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:03" (1/1) ... [2019-09-20 19:24:03,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:03" (1/1) ... [2019-09-20 19:24:03,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:03" (1/1) ... [2019-09-20 19:24:03,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:03" (1/1) ... [2019-09-20 19:24:03,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:24:03,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:24:03,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:24:03,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:24:03,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:03" (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 19:24:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:24:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:24:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 19:24:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:24:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:24:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:24:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 19:24:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:24:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:24:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:24:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:24:04,044 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:24:04,044 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 19:24:04,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:24:04 BoogieIcfgContainer [2019-09-20 19:24:04,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:24:04,050 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:24:04,050 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:24:04,051 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:24:04,052 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:24:04" (1/1) ... [2019-09-20 19:24:04,053 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 19:24:04,113 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:24:04,113 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:24:04,128 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:24:04,136 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:24:04,138 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:24:04,200 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 19:24:06,550 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 29 [2019-09-20 19:24:08,699 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 29 [2019-09-20 19:24:13,272 WARN L191 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2019-09-20 19:24:17,443 WARN L191 SmtUtils]: Spent 4.17 s on a formula simplification that was a NOOP. DAG size: 33 [2019-09-20 19:24:23,884 WARN L191 SmtUtils]: Spent 5.95 s on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2019-09-20 19:24:24,013 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 19:24:24,029 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:24:24,030 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:24:24,032 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 96#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 19:24:24,044 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:24:24,044 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:24:24,046 INFO L168 Benchmark]: Toolchain (without parser) took 20609.69 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.7 MB in the beginning and 89.0 MB in the end (delta: -1.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 7.1 GB. [2019-09-20 19:24:24,047 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:24:24,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.38 ms. Allocated memory is still 132.1 MB. Free memory was 87.5 MB in the beginning and 78.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-20 19:24:24,049 INFO L168 Benchmark]: Boogie Preprocessor took 112.13 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 78.1 MB in the beginning and 175.1 MB in the end (delta: -97.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:24:24,049 INFO L168 Benchmark]: RCFGBuilder took 268.95 ms. Allocated memory is still 198.7 MB. Free memory was 175.1 MB in the beginning and 162.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-09-20 19:24:24,050 INFO L168 Benchmark]: Sifa took 19994.03 ms. Allocated memory is still 198.7 MB. Free memory was 162.0 MB in the beginning and 89.0 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:24:24,054 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 230.38 ms. Allocated memory is still 132.1 MB. Free memory was 87.5 MB in the beginning and 78.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.13 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 78.1 MB in the beginning and 175.1 MB in the end (delta: -97.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 268.95 ms. Allocated memory is still 198.7 MB. Free memory was 175.1 MB in the beginning and 162.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Sifa took 19994.03 ms. Allocated memory is still 198.7 MB. Free memory was 162.0 MB in the beginning and 89.0 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 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]: 19920, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 59, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 50, TOOLS_POST_TIME[ms]: 64, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 57, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 18, TOOLS_QUANTIFIERELIM_APPLICATIONS: 62, TOOLS_QUANTIFIERELIM_TIME[ms]: 108, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 18, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 62, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 8935, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 10238, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 489, DOMAIN_ISBOTTOM_APPLICATIONS: 5, DOMAIN_ISBOTTOM_TIME[ms]: 9, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19707, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19706, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 61, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 61, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 134, DAG_COMPRESSION_RETAINED_NODES: 61 - UnprovableResult [Line: 13]: 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 96#(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...