/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/loop-acceleration/phases_2-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:21:14,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:21:14,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:21:14,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:21:14,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:21:14,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:21:14,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:21:14,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:21:14,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:21:14,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:21:14,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:21:14,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:21:14,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:21:14,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:21:14,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:21:14,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:21:14,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:21:14,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:21:14,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:21:14,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:21:14,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:21:14,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:21:14,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:21:14,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:21:14,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:21:14,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:21:14,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:21:14,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:21:14,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:21:14,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:21:14,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:21:14,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:21:14,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:21:14,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:21:14,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:21:14,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:21:14,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:21:14,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:21:14,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:21:14,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:21:14,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:21:14,862 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 16:21:14,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:21:14,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:21:14,878 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:21:14,878 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:21:14,878 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:21:14,879 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:21:14,879 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:21:14,879 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:21:14,879 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:21:14,879 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:21:14,880 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:21:14,880 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:21:14,880 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:21:14,880 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:21:14,880 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:21:14,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:21:14,881 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:21:14,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:21:14,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:21:14,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:21:14,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:21:14,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:21:14,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:21:14,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:21:14,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:21:14,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:21:14,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:21:14,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:21:14,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:21:14,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:21:14,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:21:14,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:21:14,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:21:14,885 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:21:14,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:21:14,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:21:14,885 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:21:14,886 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:21:15,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:21:15,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:21:15,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:21:15,219 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:21:15,220 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:21:15,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/phases_2-2.c [2019-11-24 16:21:15,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6b4fb1b7/a4ca1a1978514ff9acd2314b2a958f4c/FLAGd8fa38672 [2019-11-24 16:21:15,742 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:21:15,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/phases_2-2.c [2019-11-24 16:21:15,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6b4fb1b7/a4ca1a1978514ff9acd2314b2a958f4c/FLAGd8fa38672 [2019-11-24 16:21:16,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6b4fb1b7/a4ca1a1978514ff9acd2314b2a958f4c [2019-11-24 16:21:16,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:21:16,171 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:21:16,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:21:16,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:21:16,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:21:16,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6008a3a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16, skipping insertion in model container [2019-11-24 16:21:16,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:21:16,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:21:16,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:21:16,379 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:21:16,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:21:16,410 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:21:16,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16 WrapperNode [2019-11-24 16:21:16,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:21:16,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:21:16,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:21:16,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:21:16,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:21:16,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:21:16,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:21:16,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:21:16,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16" (1/1) ... [2019-11-24 16:21:16,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:21:16,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:21:16,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:21:16,554 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:21:16,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:16" (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 [2019-11-24 16:21:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:21:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:21:17,067 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:21:17,067 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 16:21:17,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:21:17 BoogieIcfgContainer [2019-11-24 16:21:17,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:21:17,069 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:21:17,069 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:21:17,069 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:21:17,070 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:21:17" (1/1) ... [2019-11-24 16:21:17,071 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 16:21:17,093 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:21:17,093 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:21:17,100 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:21:17,108 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:21:17,109 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:21:17,176 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:21:17,185 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 16:21:17,185 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:21:17,188 INFO L168 Benchmark]: Toolchain (without parser) took 1018.96 ms. Allocated memory was 136.3 MB in the beginning and 199.8 MB in the end (delta: 63.4 MB). Free memory was 101.2 MB in the beginning and 158.4 MB in the end (delta: -57.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:17,189 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 136.3 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-24 16:21:17,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.76 ms. Allocated memory is still 136.3 MB. Free memory was 101.0 MB in the beginning and 91.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:17,191 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.81 ms. Allocated memory was 136.3 MB in the beginning and 199.8 MB in the end (delta: 63.4 MB). Free memory was 91.6 MB in the beginning and 178.9 MB in the end (delta: -87.3 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:17,192 INFO L168 Benchmark]: Boogie Preprocessor took 29.58 ms. Allocated memory is still 199.8 MB. Free memory was 178.9 MB in the beginning and 177.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:17,193 INFO L168 Benchmark]: RCFGBuilder took 515.53 ms. Allocated memory is still 199.8 MB. Free memory was 177.1 MB in the beginning and 163.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:17,194 INFO L168 Benchmark]: Sifa took 116.68 ms. Allocated memory is still 199.8 MB. Free memory was 163.9 MB in the beginning and 158.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:17,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 136.3 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 237.76 ms. Allocated memory is still 136.3 MB. Free memory was 101.0 MB in the beginning and 91.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 110.81 ms. Allocated memory was 136.3 MB in the beginning and 199.8 MB in the end (delta: 63.4 MB). Free memory was 91.6 MB in the beginning and 178.9 MB in the end (delta: -87.3 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.58 ms. Allocated memory is still 199.8 MB. Free memory was 178.9 MB in the beginning and 177.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 515.53 ms. Allocated memory is still 199.8 MB. Free memory was 177.1 MB in the beginning and 163.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Sifa took 116.68 ms. Allocated memory is still 199.8 MB. Free memory was 163.9 MB in the beginning and 158.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 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]: 83, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 0, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 22, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 6, TOOLS_QUANTIFIERELIM_TIME[ms]: 17, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 9, FLUID_QUERY_TIME[ms]: 3, FLUID_QUERIES: 10, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 0, DOMAIN_JOIN_TIME[ms]: 0, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 22, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 22, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 9, DAG_COMPRESSION_PROCESSED_NODES: 30, DAG_COMPRESSION_RETAINED_NODES: 15 - PositiveResult [Line: 7]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...