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/eca-rers2012/Problem13_label26.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 10:54:01,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 10:54:01,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 10:54:01,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 10:54:01,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 10:54:01,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 10:54:01,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 10:54:01,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 10:54:01,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 10:54:01,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 10:54:01,366 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 10:54:01,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 10:54:01,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 10:54:01,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 10:54:01,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 10:54:01,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 10:54:01,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 10:54:01,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 10:54:01,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 10:54:01,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 10:54:01,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 10:54:01,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 10:54:01,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 10:54:01,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 10:54:01,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 10:54:01,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 10:54:01,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 10:54:01,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 10:54:01,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 10:54:01,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 10:54:01,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 10:54:01,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 10:54:01,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 10:54:01,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 10:54:01,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 10:54:01,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 10:54:01,391 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 10:54:01,405 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 10:54:01,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 10:54:01,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 10:54:01,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 10:54:01,407 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 10:54:01,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 10:54:01,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 10:54:01,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 10:54:01,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 10:54:01,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 10:54:01,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 10:54:01,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 10:54:01,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 10:54:01,409 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 10:54:01,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 10:54:01,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 10:54:01,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 10:54:01,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 10:54:01,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 10:54:01,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 10:54:01,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 10:54:01,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 10:54:01,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 10:54:01,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 10:54:01,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 10:54:01,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 10:54:01,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 10:54:01,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 10:54:01,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 10:54:01,441 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 10:54:01,457 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 10:54:01,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 10:54:01,462 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 10:54:01,462 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 10:54:01,463 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem13_label26.c [2019-08-08 10:54:01,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bbbd4a72/9751d5a2801444efa3685feb773c4e1e/FLAG2de43f778 [2019-08-08 10:54:02,321 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 10:54:02,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem13_label26.c [2019-08-08 10:54:02,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bbbd4a72/9751d5a2801444efa3685feb773c4e1e/FLAG2de43f778 [2019-08-08 10:54:02,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bbbd4a72/9751d5a2801444efa3685feb773c4e1e [2019-08-08 10:54:02,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 10:54:02,886 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 10:54:02,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 10:54:02,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 10:54:02,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 10:54:02,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:54:02" (1/1) ... [2019-08-08 10:54:02,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a096b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:54:02, skipping insertion in model container [2019-08-08 10:54:02,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:54:02" (1/1) ... [2019-08-08 10:54:02,904 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 10:54:03,088 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 10:54:04,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:54:04,783 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 10:54:05,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:54:05,608 INFO L192 MainTranslator]: Completed translation [2019-08-08 10:54:05,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:54:05 WrapperNode [2019-08-08 10:54:05,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 10:54:05,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 10:54:05,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 10:54:05,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 10:54:05,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:54:05" (1/1) ... [2019-08-08 10:54:05,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:54:05" (1/1) ... [2019-08-08 10:54:05,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:54:05" (1/1) ... [2019-08-08 10:54:05,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:54:05" (1/1) ... [2019-08-08 10:54:05,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:54:05" (1/1) ... [2019-08-08 10:54:05,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:54:05" (1/1) ... [2019-08-08 10:54:05,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:54:05" (1/1) ... [2019-08-08 10:54:05,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 10:54:05,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 10:54:05,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 10:54:05,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 10:54:05,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:54:05" (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 10:54:06,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 10:54:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 10:54:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-08 10:54:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-08 10:54:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-08 10:54:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-08 10:54:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 10:54:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-08 10:54:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-08 10:54:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-08 10:54:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-08 10:54:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 10:54:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 10:54:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-08 10:54:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 10:54:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 10:54:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 10:54:15,835 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 10:54:15,836 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 10:54:15,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:54:15 BoogieIcfgContainer [2019-08-08 10:54:15,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 10:54:15,841 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 10:54:15,841 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 10:54:15,841 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 10:54:15,842 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:54:15" (1/1) ... [2019-08-08 10:54:15,853 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 10:54:15,855 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 10:54:15,886 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 10:54:15,894 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 10:54:15,895 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 10:54:15,958 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 43 [2019-08-08 10:54:37,600 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 16 [2019-08-08 10:54:37,747 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 10:54:37,748 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 10:54:37,750 INFO L179 IcfgInterpreter]: Location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 702875#(and (= 2 ~a1~0) (not (= ~a13~0 1)) (<= ~a12~0 178) (= ~a19~0 10) (= ~a26~0 1) (< 476 ~a23~0)) [2019-08-08 10:54:37,751 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 10:54:37,758 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 10:54:37,761 INFO L168 Benchmark]: Toolchain (without parser) took 34877.08 ms. Allocated memory was 139.5 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 69.2 MB in the beginning and 706.4 MB in the end (delta: -637.2 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2019-08-08 10:54:37,762 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 139.5 MB. Free memory was 104.5 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 10:54:37,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2721.77 ms. Allocated memory was 139.5 MB in the beginning and 287.3 MB in the end (delta: 147.8 MB). Free memory was 69.0 MB in the beginning and 181.8 MB in the end (delta: -112.9 MB). Peak memory consumption was 113.5 MB. Max. memory is 7.1 GB. [2019-08-08 10:54:37,765 INFO L168 Benchmark]: Boogie Preprocessor took 331.42 ms. Allocated memory is still 287.3 MB. Free memory was 181.8 MB in the beginning and 145.5 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. [2019-08-08 10:54:37,766 INFO L168 Benchmark]: RCFGBuilder took 9897.22 ms. Allocated memory was 287.3 MB in the beginning and 446.2 MB in the end (delta: 158.9 MB). Free memory was 145.5 MB in the beginning and 236.5 MB in the end (delta: -90.9 MB). Peak memory consumption was 184.6 MB. Max. memory is 7.1 GB. [2019-08-08 10:54:37,767 INFO L168 Benchmark]: Symbolic Interpretation took 21917.88 ms. Allocated memory was 446.2 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 236.5 MB in the beginning and 706.4 MB in the end (delta: -469.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2019-08-08 10:54:37,772 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 126]: 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 0.41 ms. Allocated memory is still 139.5 MB. Free memory was 104.5 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2721.77 ms. Allocated memory was 139.5 MB in the beginning and 287.3 MB in the end (delta: 147.8 MB). Free memory was 69.0 MB in the beginning and 181.8 MB in the end (delta: -112.9 MB). Peak memory consumption was 113.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 331.42 ms. Allocated memory is still 287.3 MB. Free memory was 181.8 MB in the beginning and 145.5 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9897.22 ms. Allocated memory was 287.3 MB in the beginning and 446.2 MB in the end (delta: 158.9 MB). Free memory was 145.5 MB in the beginning and 236.5 MB in the end (delta: -90.9 MB). Peak memory consumption was 184.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 21917.88 ms. Allocated memory was 446.2 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 236.5 MB in the beginning and 706.4 MB in the end (delta: -469.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...