java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:29:09,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:29:09,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:29:09,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:29:09,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:29:09,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:29:09,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:29:09,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:29:09,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:29:09,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:29:09,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:29:09,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:29:09,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:29:09,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:29:09,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:29:09,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:29:09,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:29:09,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:29:09,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:29:09,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:29:09,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:29:09,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:29:09,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:29:09,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:29:09,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:29:09,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:29:09,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:29:09,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:29:09,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:29:09,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:29:09,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:29:09,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:29:09,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:29:09,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:29:09,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:29:09,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:29:09,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:29:09,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:29:09,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:29:09,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:29:09,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:29:09,411 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 16:29:09,425 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:29:09,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:29:09,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:29:09,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:29:09,427 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:29:09,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:29:09,427 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:29:09,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:29:09,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:29:09,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:29:09,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:29:09,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:29:09,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:29:09,429 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:29:09,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:29:09,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:29:09,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:29:09,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:29:09,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:29:09,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:29:09,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:29:09,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:29:09,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:29:09,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:29:09,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:29:09,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:29:09,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:29:09,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:29:09,432 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 16:29:09,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:29:09,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:29:09,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:29:09,482 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:29:09,482 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:29:09,483 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-09-20 16:29:09,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/562348003/93a56e1cb0ed42c3a710c669a7a0ece7/FLAGc89bb5557 [2019-09-20 16:29:10,017 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:29:10,020 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-09-20 16:29:10,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/562348003/93a56e1cb0ed42c3a710c669a7a0ece7/FLAGc89bb5557 [2019-09-20 16:29:10,339 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/562348003/93a56e1cb0ed42c3a710c669a7a0ece7 [2019-09-20 16:29:10,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:29:10,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:29:10,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:29:10,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:29:10,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:29:10,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:29:10" (1/1) ... [2019-09-20 16:29:10,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c3f7db8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:10, skipping insertion in model container [2019-09-20 16:29:10,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:29:10" (1/1) ... [2019-09-20 16:29:10,368 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:29:10,390 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:29:10,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:29:10,615 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:29:10,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:29:10,741 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:29:10,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:10 WrapperNode [2019-09-20 16:29:10,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:29:10,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:29:10,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:29:10,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:29:10,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:10" (1/1) ... [2019-09-20 16:29:10,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:10" (1/1) ... [2019-09-20 16:29:10,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:10" (1/1) ... [2019-09-20 16:29:10,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:10" (1/1) ... [2019-09-20 16:29:10,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:10" (1/1) ... [2019-09-20 16:29:10,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:10" (1/1) ... [2019-09-20 16:29:10,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:10" (1/1) ... [2019-09-20 16:29:10,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:29:10,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:29:10,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:29:10,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:29:10,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:10" (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 16:29:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:29:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:29:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-20 16:29:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 16:29:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-20 16:29:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-09-20 16:29:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc [2019-09-20 16:29:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:29:10,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:29:10,839 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-20 16:29:10,839 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 16:29:10,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 16:29:10,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 16:29:10,840 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-20 16:29:10,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 16:29:10,841 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-09-20 16:29:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 16:29:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 16:29:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:29:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:29:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 16:29:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 16:29:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 16:29:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:29:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 16:29:11,303 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:29:11,304 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 16:29:11,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:29:11 BoogieIcfgContainer [2019-09-20 16:29:11,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:29:11,306 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:29:11,306 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:29:11,306 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:29:11,307 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:29:11" (1/1) ... [2019-09-20 16:29:11,308 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 16:29:11,331 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:29:11,331 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:29:11,339 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:29:11,347 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:29:11,349 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:29:11,575 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 16:29:11,781 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2019-09-20 16:29:11,845 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 29 for LOIs [2019-09-20 16:29:13,005 INFO L199 IcfgInterpreter]: Interpreting procedure g with input of size 17 for LOIs [2019-09-20 16:29:13,671 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 27 for LOIs [2019-09-20 16:29:13,673 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 16:29:13,674 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 16:29:13,676 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 163#true [2019-09-20 16:29:13,691 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 16:29:13,691 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 16:29:13,707 INFO L168 Benchmark]: Toolchain (without parser) took 3341.57 ms. Allocated memory was 134.7 MB in the beginning and 256.9 MB in the end (delta: 122.2 MB). Free memory was 89.4 MB in the beginning and 172.8 MB in the end (delta: -83.4 MB). Peak memory consumption was 38.7 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:13,708 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 16:29:13,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.45 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 89.2 MB in the beginning and 177.9 MB in the end (delta: -88.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:13,713 INFO L168 Benchmark]: Boogie Preprocessor took 40.76 ms. Allocated memory is still 201.3 MB. Free memory was 177.9 MB in the beginning and 175.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:13,714 INFO L168 Benchmark]: RCFGBuilder took 522.35 ms. Allocated memory is still 201.3 MB. Free memory was 175.6 MB in the beginning and 150.2 MB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:13,717 INFO L168 Benchmark]: Sifa took 2385.46 ms. Allocated memory was 201.3 MB in the beginning and 256.9 MB in the end (delta: 55.6 MB). Free memory was 150.2 MB in the beginning and 172.8 MB in the end (delta: -22.7 MB). Peak memory consumption was 32.9 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:13,724 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 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 389.45 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 89.2 MB in the beginning and 177.9 MB in the end (delta: -88.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.76 ms. Allocated memory is still 201.3 MB. Free memory was 177.9 MB in the beginning and 175.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 522.35 ms. Allocated memory is still 201.3 MB. Free memory was 175.6 MB in the beginning and 150.2 MB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Sifa took 2385.46 ms. Allocated memory was 201.3 MB in the beginning and 256.9 MB in the end (delta: 55.6 MB). Free memory was 150.2 MB in the beginning and 172.8 MB in the end (delta: -22.7 MB). Peak memory consumption was 32.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2346, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 119, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 90, TOOLS_POST_TIME[ms]: 1497, TOOLS_POST_CALL_APPLICATIONS: 15, TOOLS_POST_CALL_TIME[ms]: 79, TOOLS_POST_RETURN_APPLICATIONS: 11, TOOLS_POST_RETURN_TIME[ms]: 19, TOOLS_QUANTIFIERELIM_APPLICATIONS: 116, TOOLS_QUANTIFIERELIM_TIME[ms]: 1540, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 382, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 137, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 37, DOMAIN_JOIN_TIME[ms]: 593, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 9, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 10, DOMAIN_ISBOTTOM_TIME[ms]: 9, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1121, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1119, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 11, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1490, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1487, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 26, DAG_COMPRESSION_PROCESSED_NODES: 167, DAG_COMPRESSION_RETAINED_NODES: 88 - UnprovableResult [Line: 6]: 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 163#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...