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 -i ../../../trunk/examples/svcomp/reducercommutativity/sep20-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 09:45:58,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 09:45:58,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 09:45:58,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 09:45:58,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 09:45:58,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 09:45:58,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 09:45:58,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 09:45:58,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 09:45:58,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 09:45:58,296 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 09:45:58,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 09:45:58,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 09:45:58,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 09:45:58,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 09:45:58,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 09:45:58,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 09:45:58,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 09:45:58,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 09:45:58,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 09:45:58,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 09:45:58,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 09:45:58,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 09:45:58,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 09:45:58,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 09:45:58,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 09:45:58,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 09:45:58,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 09:45:58,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 09:45:58,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 09:45:58,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 09:45:58,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 09:45:58,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 09:45:58,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 09:45:58,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 09:45:58,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 09:45:58,336 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 [2019-08-08 09:45:58,363 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 09:45:58,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 09:45:58,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 09:45:58,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 09:45:58,366 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 09:45:58,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 09:45:58,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 09:45:58,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 09:45:58,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 09:45:58,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 09:45:58,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 09:45:58,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 09:45:58,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 09:45:58,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 09:45:58,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 09:45:58,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 09:45:58,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 09:45:58,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 09:45:58,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 09:45:58,370 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 09:45:58,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 09:45:58,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 09:45:58,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 09:45:58,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 09:45:58,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 09:45:58,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 09:45:58,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 09:45:58,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 09:45:58,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 09:45:58,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 09:45:58,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 09:45:58,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 09:45:58,435 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 09:45:58,436 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 09:45:58,436 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sep20-1.i [2019-08-08 09:45:58,497 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514f29e0f/3a375575a45d44188761757518456cfe/FLAGd5860bf95 [2019-08-08 09:45:58,925 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 09:45:58,925 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/sep20-1.i [2019-08-08 09:45:58,932 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514f29e0f/3a375575a45d44188761757518456cfe/FLAGd5860bf95 [2019-08-08 09:45:59,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514f29e0f/3a375575a45d44188761757518456cfe [2019-08-08 09:45:59,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 09:45:59,363 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 09:45:59,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 09:45:59,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 09:45:59,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 09:45:59,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 09:45:59" (1/1) ... [2019-08-08 09:45:59,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a286721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:45:59, skipping insertion in model container [2019-08-08 09:45:59,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 09:45:59" (1/1) ... [2019-08-08 09:45:59,380 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 09:45:59,401 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 09:45:59,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 09:45:59,605 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 09:45:59,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 09:45:59,641 INFO L192 MainTranslator]: Completed translation [2019-08-08 09:45:59,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:45:59 WrapperNode [2019-08-08 09:45:59,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 09:45:59,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 09:45:59,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 09:45:59,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 09:45:59,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:45:59" (1/1) ... [2019-08-08 09:45:59,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:45:59" (1/1) ... [2019-08-08 09:45:59,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:45:59" (1/1) ... [2019-08-08 09:45:59,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:45:59" (1/1) ... [2019-08-08 09:45:59,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:45:59" (1/1) ... [2019-08-08 09:45:59,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:45:59" (1/1) ... [2019-08-08 09:45:59,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:45:59" (1/1) ... [2019-08-08 09:45:59,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 09:45:59,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 09:45:59,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 09:45:59,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 09:45:59,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 09:45:59" (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 [2019-08-08 09:45:59,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 09:45:59,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 09:45:59,842 INFO L138 BoogieDeclarations]: Found implementation of procedure sep [2019-08-08 09:45:59,842 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 09:45:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 09:45:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 09:45:59,843 INFO L130 BoogieDeclarations]: Found specification of procedure sep [2019-08-08 09:45:59,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 09:45:59,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 09:45:59,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 09:45:59,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 09:45:59,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 09:45:59,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 09:45:59,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 09:46:00,324 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 09:46:00,324 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-08 09:46:00,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 09:46:00 BoogieIcfgContainer [2019-08-08 09:46:00,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 09:46:00,326 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 09:46:00,326 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 09:46:00,326 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 09:46:00,327 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 09:46:00" (1/1) ... [2019-08-08 09:46:00,337 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 09:46:00,339 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 09:46:00,346 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 09:46:00,353 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 09:46:00,354 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 09:46:00,401 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 19 [2019-08-08 09:46:00,629 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 09:46:00,629 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 09:46:00,632 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 130#(and (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0))) (exists ((v_sep_~ret~0_BEFORE_RETURN_3 Int)) (= main_~ret5~0 (ite (<= (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) 2147483647) (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) (+ (mod v_sep_~ret~0_BEFORE_RETURN_3 4294967296) (- 4294967296))))) (exists ((|v_#memory_int_22| (Array Int (Array Int Int)))) (and (exists ((|v_#memory_int_21| (Array Int (Array Int Int)))) (= (store |v_#memory_int_21| |main_~#x~0.base| (store (select |v_#memory_int_21| |main_~#x~0.base|) (+ (* 4 main_~i~2) |main_~#x~0.offset| (- 4)) (select (select |v_#memory_int_21| |main_~#x~0.base|) (+ (* 4 main_~i~2) |main_~#x~0.offset|)))) |v_#memory_int_22|)) (= (store |v_#memory_int_22| |main_~#x~0.base| (store (select |v_#memory_int_22| |main_~#x~0.base|) (+ |main_~#x~0.offset| 76) main_~temp~0)) |#memory_int|))) (exists ((v_sep_~i~0_BEFORE_RETURN_3 Int)) (not (< v_sep_~i~0_BEFORE_RETURN_3 20))) (< main_~i~2 20) (not (< main_~i~2 19))) [2019-08-08 09:46:00,633 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 09:46:00,641 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 09:46:00,644 INFO L168 Benchmark]: Toolchain (without parser) took 1280.11 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 85.6 MB in the beginning and 144.2 MB in the end (delta: -58.6 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-08 09:46:00,645 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory is still 104.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 09:46:00,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.72 ms. Allocated memory is still 138.4 MB. Free memory was 85.6 MB in the beginning and 75.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-08-08 09:46:00,648 INFO L168 Benchmark]: Boogie Preprocessor took 132.47 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 75.1 MB in the beginning and 175.3 MB in the end (delta: -100.1 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-08-08 09:46:00,649 INFO L168 Benchmark]: RCFGBuilder took 550.58 ms. Allocated memory is still 198.7 MB. Free memory was 175.3 MB in the beginning and 158.7 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-08 09:46:00,650 INFO L168 Benchmark]: Symbolic Interpretation took 315.46 ms. Allocated memory is still 198.7 MB. Free memory was 158.7 MB in the beginning and 144.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-08 09:46:00,654 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 42]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory is still 104.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 277.72 ms. Allocated memory is still 138.4 MB. Free memory was 85.6 MB in the beginning and 75.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.47 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 75.1 MB in the beginning and 175.3 MB in the end (delta: -100.1 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 550.58 ms. Allocated memory is still 198.7 MB. Free memory was 175.3 MB in the beginning and 158.7 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 315.46 ms. Allocated memory is still 198.7 MB. Free memory was 158.7 MB in the beginning and 144.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...