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/Problem04_label13.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 10:03:11,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 10:03:11,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 10:03:11,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 10:03:11,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 10:03:11,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 10:03:11,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 10:03:11,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 10:03:11,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 10:03:11,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 10:03:11,670 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 10:03:11,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 10:03:11,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 10:03:11,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 10:03:11,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 10:03:11,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 10:03:11,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 10:03:11,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 10:03:11,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 10:03:11,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 10:03:11,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 10:03:11,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 10:03:11,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 10:03:11,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 10:03:11,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 10:03:11,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 10:03:11,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 10:03:11,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 10:03:11,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 10:03:11,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 10:03:11,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 10:03:11,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 10:03:11,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 10:03:11,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 10:03:11,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 10:03:11,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 10:03:11,696 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 10:03:11,710 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 10:03:11,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 10:03:11,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 10:03:11,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 10:03:11,712 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 10:03:11,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 10:03:11,713 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 10:03:11,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 10:03:11,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 10:03:11,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 10:03:11,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 10:03:11,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 10:03:11,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 10:03:11,714 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 10:03:11,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 10:03:11,715 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 10:03:11,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 10:03:11,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 10:03:11,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 10:03:11,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 10:03:11,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 10:03:11,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 10:03:11,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 10:03:11,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 10:03:11,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 10:03:11,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 10:03:11,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 10:03:11,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 10:03:11,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 10:03:11,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 10:03:11,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 10:03:11,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 10:03:11,764 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 10:03:11,764 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 10:03:11,765 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem04_label13.c [2019-08-08 10:03:11,833 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44e3ffc32/64b38bb7e53e44cc9b68f4fbfe9e6305/FLAGb461a3471 [2019-08-08 10:03:12,679 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 10:03:12,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem04_label13.c [2019-08-08 10:03:12,725 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44e3ffc32/64b38bb7e53e44cc9b68f4fbfe9e6305/FLAGb461a3471 [2019-08-08 10:03:13,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44e3ffc32/64b38bb7e53e44cc9b68f4fbfe9e6305 [2019-08-08 10:03:13,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 10:03:13,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 10:03:13,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 10:03:13,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 10:03:13,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 10:03:13,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:03:13" (1/1) ... [2019-08-08 10:03:13,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d14f88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:13, skipping insertion in model container [2019-08-08 10:03:13,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:03:13" (1/1) ... [2019-08-08 10:03:13,195 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 10:03:13,374 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 10:03:14,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:03:14,971 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 10:03:15,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:03:15,658 INFO L192 MainTranslator]: Completed translation [2019-08-08 10:03:15,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:15 WrapperNode [2019-08-08 10:03:15,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 10:03:15,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 10:03:15,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 10:03:15,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 10:03:15,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:15" (1/1) ... [2019-08-08 10:03:15,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:15" (1/1) ... [2019-08-08 10:03:15,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:15" (1/1) ... [2019-08-08 10:03:15,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:15" (1/1) ... [2019-08-08 10:03:15,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:15" (1/1) ... [2019-08-08 10:03:15,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:15" (1/1) ... [2019-08-08 10:03:15,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:15" (1/1) ... [2019-08-08 10:03:15,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 10:03:15,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 10:03:15,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 10:03:15,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 10:03:15,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:15" (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 10:03:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 10:03:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 10:03:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-08 10:03:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-08 10:03:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-08 10:03:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-08 10:03:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 10:03:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-08 10:03:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-08 10:03:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-08 10:03:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-08 10:03:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 10:03:16,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 10:03:16,022 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-08 10:03:16,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 10:03:16,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 10:03:16,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 10:03:26,429 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 10:03:26,430 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 10:03:26,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:03:26 BoogieIcfgContainer [2019-08-08 10:03:26,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 10:03:26,433 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 10:03:26,433 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 10:03:26,433 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 10:03:26,434 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:03:26" (1/1) ... [2019-08-08 10:03:26,451 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 10:03:26,454 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 10:03:26,470 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 10:03:26,476 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 10:03:26,478 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 10:03:26,543 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 69 [2019-08-08 10:03:29,791 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 114 [2019-08-08 10:03:29,970 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 19 [2019-08-08 10:03:30,171 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 53 [2019-08-08 10:03:30,374 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 57 [2019-08-08 10:03:30,487 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 10:03:30,488 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 10:03:30,490 INFO L179 IcfgInterpreter]: Location calculate_output4Err0ASSERT_VIOLATIONERROR_FUNCTION has predicate 64330#(and (= 1 ~a7~0) (= 1 ~a1~0) (= ~a26~0 19) (= 1 ~a3~0) (= ~a14~0 20) (= ~a25~0 1) (= 16 ~a4~0) (= ~a28~0 15)) [2019-08-08 10:03:30,492 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 10:03:30,501 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 10:03:30,506 INFO L168 Benchmark]: Toolchain (without parser) took 17325.61 ms. Allocated memory was 133.7 MB in the beginning and 524.3 MB in the end (delta: 390.6 MB). Free memory was 75.1 MB in the beginning and 239.6 MB in the end (delta: -164.5 MB). Peak memory consumption was 293.8 MB. Max. memory is 7.1 GB. [2019-08-08 10:03:30,507 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 10:03:30,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2480.97 ms. Allocated memory was 133.7 MB in the beginning and 256.9 MB in the end (delta: 123.2 MB). Free memory was 74.9 MB in the beginning and 132.6 MB in the end (delta: -57.7 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-08-08 10:03:30,511 INFO L168 Benchmark]: Boogie Preprocessor took 279.99 ms. Allocated memory is still 256.9 MB. Free memory was 132.6 MB in the beginning and 102.2 MB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. [2019-08-08 10:03:30,512 INFO L168 Benchmark]: RCFGBuilder took 10491.52 ms. Allocated memory was 256.9 MB in the beginning and 383.8 MB in the end (delta: 126.9 MB). Free memory was 102.2 MB in the beginning and 143.6 MB in the end (delta: -41.4 MB). Peak memory consumption was 138.9 MB. Max. memory is 7.1 GB. [2019-08-08 10:03:30,514 INFO L168 Benchmark]: Symbolic Interpretation took 4068.85 ms. Allocated memory was 383.8 MB in the beginning and 524.3 MB in the end (delta: 140.5 MB). Free memory was 143.6 MB in the beginning and 239.6 MB in the end (delta: -96.0 MB). Peak memory consumption was 112.2 MB. Max. memory is 7.1 GB. [2019-08-08 10:03:30,524 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 4691]: 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 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2480.97 ms. Allocated memory was 133.7 MB in the beginning and 256.9 MB in the end (delta: 123.2 MB). Free memory was 74.9 MB in the beginning and 132.6 MB in the end (delta: -57.7 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 279.99 ms. Allocated memory is still 256.9 MB. Free memory was 132.6 MB in the beginning and 102.2 MB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 10491.52 ms. Allocated memory was 256.9 MB in the beginning and 383.8 MB in the end (delta: 126.9 MB). Free memory was 102.2 MB in the beginning and 143.6 MB in the end (delta: -41.4 MB). Peak memory consumption was 138.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4068.85 ms. Allocated memory was 383.8 MB in the beginning and 524.3 MB in the end (delta: 140.5 MB). Free memory was 143.6 MB in the beginning and 239.6 MB in the end (delta: -96.0 MB). Peak memory consumption was 112.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...