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/Problem19_label39.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:10:46,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:10:46,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:10:46,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:10:46,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:10:46,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:10:46,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:10:46,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:10:46,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:10:46,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:10:46,129 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:10:46,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:10:46,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:10:46,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:10:46,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:10:46,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:10:46,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:10:46,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:10:46,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:10:46,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:10:46,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:10:46,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:10:46,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:10:46,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:10:46,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 11:10:46,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:10:46,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:10:46,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:10:46,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:10:46,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:10:46,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:10:46,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:10:46,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:10:46,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:10:46,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:10:46,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:10:46,173 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 11:10:46,193 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:10:46,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:10:46,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:10:46,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:10:46,197 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:10:46,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:10:46,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:10:46,198 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:10:46,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:10:46,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:10:46,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:10:46,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:10:46,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:10:46,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:10:46,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:10:46,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:10:46,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:10:46,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:10:46,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:10:46,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:10:46,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:10:46,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:10:46,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:10:46,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:10:46,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:10:46,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:10:46,203 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:10:46,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:10:46,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:10:46,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:10:46,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:10:46,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:10:46,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:10:46,264 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:10:46,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label39.c [2019-08-08 11:10:46,337 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b15890e0a/eed1ea2f45ab49a19954897ec6de69bb/FLAG560a1114f [2019-08-08 11:10:47,354 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:10:47,355 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label39.c [2019-08-08 11:10:47,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b15890e0a/eed1ea2f45ab49a19954897ec6de69bb/FLAG560a1114f [2019-08-08 11:10:47,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b15890e0a/eed1ea2f45ab49a19954897ec6de69bb [2019-08-08 11:10:47,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:10:47,760 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:10:47,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:10:47,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:10:47,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:10:47,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:10:47" (1/1) ... [2019-08-08 11:10:47,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ed6d81e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:10:47, skipping insertion in model container [2019-08-08 11:10:47,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:10:47" (1/1) ... [2019-08-08 11:10:47,808 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:10:48,049 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:10:50,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:10:50,427 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:10:51,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:10:51,530 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:10:51,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:10:51 WrapperNode [2019-08-08 11:10:51,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:10:51,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:10:51,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:10:51,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:10:51,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:10:51" (1/1) ... [2019-08-08 11:10:51,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:10:51" (1/1) ... [2019-08-08 11:10:51,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:10:51" (1/1) ... [2019-08-08 11:10:51,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:10:51" (1/1) ... [2019-08-08 11:10:51,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:10:51" (1/1) ... [2019-08-08 11:10:51,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:10:51" (1/1) ... [2019-08-08 11:10:51,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:10:51" (1/1) ... [2019-08-08 11:10:52,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:10:52,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:10:52,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:10:52,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:10:52,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:10:51" (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 11:10:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:10:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:10:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-08 11:10:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-08 11:10:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-08 11:10:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-08 11:10:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-08 11:10:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-08 11:10:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:10:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-08 11:10:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-08 11:10:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-08 11:10:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-08 11:10:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-08 11:10:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-08 11:10:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:10:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 11:10:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-08 11:10:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:10:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:10:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:11:09,286 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:11:09,287 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 11:11:09,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:11:09 BoogieIcfgContainer [2019-08-08 11:11:09,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:11:09,290 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:11:09,290 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:11:09,290 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:11:09,291 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:11:09" (1/1) ... [2019-08-08 11:11:09,304 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:11:09,306 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:11:09,332 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:11:09,340 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:11:09,342 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:11:09,393 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 47 [2019-08-08 11:11:33,109 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 88 [2019-08-08 11:11:33,173 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:11:33,173 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:11:33,176 INFO L179 IcfgInterpreter]: Location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 584436#(and (<= (+ ~a14~0 148) 0) (= 6 ~a8~0) (<= (+ ~a27~0 78) 0) (<= (+ ~a21~0 178) 0) (= 2 ~a9~0)) [2019-08-08 11:11:33,177 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 11:11:33,184 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:11:33,187 INFO L168 Benchmark]: Toolchain (without parser) took 45426.86 ms. Allocated memory was 134.2 MB in the beginning and 1.6 GB in the end (delta: 1.5 GB). Free memory was 62.4 MB in the beginning and 524.9 MB in the end (delta: -462.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2019-08-08 11:11:33,188 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 11:11:33,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3770.95 ms. Allocated memory was 134.2 MB in the beginning and 286.3 MB in the end (delta: 152.0 MB). Free memory was 62.2 MB in the beginning and 175.9 MB in the end (delta: -113.7 MB). Peak memory consumption was 164.0 MB. Max. memory is 7.1 GB. [2019-08-08 11:11:33,191 INFO L168 Benchmark]: Boogie Preprocessor took 494.30 ms. Allocated memory is still 286.3 MB. Free memory was 175.9 MB in the beginning and 120.7 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 7.1 GB. [2019-08-08 11:11:33,192 INFO L168 Benchmark]: RCFGBuilder took 17262.58 ms. Allocated memory was 286.3 MB in the beginning and 600.8 MB in the end (delta: 314.6 MB). Free memory was 120.7 MB in the beginning and 367.6 MB in the end (delta: -246.9 MB). Peak memory consumption was 262.7 MB. Max. memory is 7.1 GB. [2019-08-08 11:11:33,193 INFO L168 Benchmark]: Symbolic Interpretation took 23894.73 ms. Allocated memory was 600.8 MB in the beginning and 1.6 GB in the end (delta: 1.0 GB). Free memory was 367.6 MB in the beginning and 524.9 MB in the end (delta: -157.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-08-08 11:11:33,197 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 109]: 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 0.48 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3770.95 ms. Allocated memory was 134.2 MB in the beginning and 286.3 MB in the end (delta: 152.0 MB). Free memory was 62.2 MB in the beginning and 175.9 MB in the end (delta: -113.7 MB). Peak memory consumption was 164.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 494.30 ms. Allocated memory is still 286.3 MB. Free memory was 175.9 MB in the beginning and 120.7 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 17262.58 ms. Allocated memory was 286.3 MB in the beginning and 600.8 MB in the end (delta: 314.6 MB). Free memory was 120.7 MB in the beginning and 367.6 MB in the end (delta: -246.9 MB). Peak memory consumption was 262.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 23894.73 ms. Allocated memory was 600.8 MB in the beginning and 1.6 GB in the end (delta: 1.0 GB). Free memory was 367.6 MB in the beginning and 524.9 MB in the end (delta: -157.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...