/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/array-tiling/rewnifrev.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 09:58:43,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 09:58:43,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 09:58:43,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 09:58:43,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 09:58:43,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 09:58:43,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 09:58:43,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 09:58:43,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 09:58:43,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 09:58:43,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 09:58:43,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 09:58:43,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 09:58:43,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 09:58:43,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 09:58:43,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 09:58:43,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 09:58:43,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 09:58:43,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 09:58:43,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 09:58:43,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 09:58:43,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 09:58:43,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 09:58:43,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 09:58:43,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 09:58:43,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 09:58:43,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 09:58:43,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 09:58:43,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 09:58:43,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 09:58:43,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 09:58:43,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 09:58:43,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 09:58:43,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 09:58:43,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 09:58:43,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 09:58:43,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 09:58:43,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 09:58:43,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 09:58:43,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 09:58:43,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 09:58:43,485 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 09:58:43,520 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 09:58:43,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 09:58:43,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 09:58:43,521 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 09:58:43,525 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 09:58:43,525 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 09:58:43,525 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 09:58:43,525 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 09:58:43,526 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 09:58:43,526 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 09:58:43,526 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 09:58:43,526 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 09:58:43,526 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 09:58:43,527 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 09:58:43,527 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 09:58:43,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 09:58:43,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 09:58:43,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 09:58:43,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 09:58:43,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 09:58:43,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 09:58:43,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 09:58:43,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 09:58:43,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 09:58:43,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 09:58:43,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 09:58:43,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 09:58:43,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 09:58:43,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 09:58:43,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 09:58:43,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 09:58:43,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 09:58:43,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 09:58:43,534 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 09:58:43,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 09:58:43,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 09:58:43,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 09:58:43,534 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 09:58:43,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 09:58:43,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 09:58:43,850 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 09:58:43,851 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 09:58:43,852 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 09:58:43,852 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/rewnifrev.c [2019-11-24 09:58:43,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d342d9aec/468b9f5475cd4d97aa88c5d08336fa2e/FLAGe9574d922 [2019-11-24 09:58:44,371 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 09:58:44,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/rewnifrev.c [2019-11-24 09:58:44,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d342d9aec/468b9f5475cd4d97aa88c5d08336fa2e/FLAGe9574d922 [2019-11-24 09:58:44,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d342d9aec/468b9f5475cd4d97aa88c5d08336fa2e [2019-11-24 09:58:44,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 09:58:44,806 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 09:58:44,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 09:58:44,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 09:58:44,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 09:58:44,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:58:44" (1/1) ... [2019-11-24 09:58:44,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b57d1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:44, skipping insertion in model container [2019-11-24 09:58:44,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:58:44" (1/1) ... [2019-11-24 09:58:44,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 09:58:44,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 09:58:45,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 09:58:45,041 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 09:58:45,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 09:58:45,068 INFO L208 MainTranslator]: Completed translation [2019-11-24 09:58:45,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45 WrapperNode [2019-11-24 09:58:45,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 09:58:45,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 09:58:45,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 09:58:45,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 09:58:45,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45" (1/1) ... [2019-11-24 09:58:45,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45" (1/1) ... [2019-11-24 09:58:45,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 09:58:45,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 09:58:45,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 09:58:45,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 09:58:45,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45" (1/1) ... [2019-11-24 09:58:45,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45" (1/1) ... [2019-11-24 09:58:45,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45" (1/1) ... [2019-11-24 09:58:45,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45" (1/1) ... [2019-11-24 09:58:45,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45" (1/1) ... [2019-11-24 09:58:45,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45" (1/1) ... [2019-11-24 09:58:45,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45" (1/1) ... [2019-11-24 09:58:45,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 09:58:45,215 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 09:58:45,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 09:58:45,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 09:58:45,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:58:45" (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 09:58:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 09:58:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 09:58:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 09:58:45,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 09:58:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 09:58:45,619 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 09:58:45,619 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-24 09:58:45,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:58:45 BoogieIcfgContainer [2019-11-24 09:58:45,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 09:58:45,622 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 09:58:45,622 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 09:58:45,622 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 09:58:45,623 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:58:45" (1/1) ... [2019-11-24 09:58:45,624 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 09:58:45,645 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 09:58:45,645 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 09:58:45,652 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 09:58:45,657 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 09:58:45,658 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 09:58:46,012 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 09:58:46,273 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 09:58:46,746 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 09:58:47,447 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 09:58:48,516 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 09:58:48,955 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 09:58:48,971 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 09:58:48,971 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 09:58:48,983 INFO L168 Benchmark]: Toolchain (without parser) took 4166.90 ms. Allocated memory was 146.3 MB in the beginning and 275.3 MB in the end (delta: 129.0 MB). Free memory was 103.9 MB in the beginning and 175.3 MB in the end (delta: -71.4 MB). Peak memory consumption was 57.6 MB. Max. memory is 7.1 GB. [2019-11-24 09:58:48,987 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-24 09:58:48,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.43 ms. Allocated memory is still 146.3 MB. Free memory was 103.7 MB in the beginning and 93.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-11-24 09:58:48,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.85 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 93.7 MB in the beginning and 181.7 MB in the end (delta: -88.0 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-11-24 09:58:48,989 INFO L168 Benchmark]: Boogie Preprocessor took 24.73 ms. Allocated memory is still 203.4 MB. Free memory was 181.7 MB in the beginning and 180.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-11-24 09:58:48,989 INFO L168 Benchmark]: RCFGBuilder took 406.89 ms. Allocated memory is still 203.4 MB. Free memory was 180.0 MB in the beginning and 162.0 MB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. [2019-11-24 09:58:48,995 INFO L168 Benchmark]: Sifa took 3349.41 ms. Allocated memory was 203.4 MB in the beginning and 275.3 MB in the end (delta: 71.8 MB). Free memory was 162.0 MB in the beginning and 175.3 MB in the end (delta: -13.3 MB). Peak memory consumption was 58.5 MB. Max. memory is 7.1 GB. [2019-11-24 09:58:49,001 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 262.43 ms. Allocated memory is still 146.3 MB. Free memory was 103.7 MB in the beginning and 93.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 119.85 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 93.7 MB in the beginning and 181.7 MB in the end (delta: -88.0 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.73 ms. Allocated memory is still 203.4 MB. Free memory was 181.7 MB in the beginning and 180.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 406.89 ms. Allocated memory is still 203.4 MB. Free memory was 180.0 MB in the beginning and 162.0 MB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. * Sifa took 3349.41 ms. Allocated memory was 203.4 MB in the beginning and 275.3 MB in the end (delta: 71.8 MB). Free memory was 162.0 MB in the beginning and 175.3 MB in the end (delta: -13.3 MB). Peak memory consumption was 58.5 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]: 3311, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 3, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 27, TOOLS_POST_TIME[ms]: 2462, 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: 27, TOOLS_QUANTIFIERELIM_TIME[ms]: 2442, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 794, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 48, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 9, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME[ms]: 36, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 681, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 49, DOMAIN_ISBOTTOM_APPLICATIONS: 3, DOMAIN_ISBOTTOM_TIME[ms]: 12, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2971, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2970, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, 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]: 2, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 36, DAG_COMPRESSION_RETAINED_NODES: 22 - UnprovableResult [Line: 3]: 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 92#(and (< ULTIMATE.start_main_~i~0 ~SIZE~0) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= (select (select |#memory_int| ULTIMATE.start_main_~a~0.base) (+ ULTIMATE.start_main_~a~0.offset (* ULTIMATE.start_main_~i~0 4))) |ULTIMATE.start_main_#t~mem5|) (or (and (not (<= ULTIMATE.start_main_~i~0 |ULTIMATE.start_main_#t~mem5|)) (= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond|)) (and (<= ULTIMATE.start_main_~i~0 |ULTIMATE.start_main_#t~mem5|) (= 1 |ULTIMATE.start___VERIFIER_assert_#in~cond|)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...