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_label51.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 10:04:21,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 10:04:21,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 10:04:21,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 10:04:21,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 10:04:21,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 10:04:21,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 10:04:21,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 10:04:21,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 10:04:21,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 10:04:21,741 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 10:04:21,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 10:04:21,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 10:04:21,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 10:04:21,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 10:04:21,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 10:04:21,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 10:04:21,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 10:04:21,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 10:04:21,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 10:04:21,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 10:04:21,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 10:04:21,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 10:04:21,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 10:04:21,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 10:04:21,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 10:04:21,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 10:04:21,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 10:04:21,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 10:04:21,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 10:04:21,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 10:04:21,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 10:04:21,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 10:04:21,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 10:04:21,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 10:04:21,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 10:04:21,771 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 10:04:21,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 10:04:21,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 10:04:21,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 10:04:21,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 10:04:21,801 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 10:04:21,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 10:04:21,801 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 10:04:21,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 10:04:21,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 10:04:21,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 10:04:21,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 10:04:21,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 10:04:21,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 10:04:21,803 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 10:04:21,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 10:04:21,803 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 10:04:21,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 10:04:21,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 10:04:21,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 10:04:21,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 10:04:21,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 10:04:21,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 10:04:21,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 10:04:21,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 10:04:21,807 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 10:04:21,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 10:04:21,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 10:04:21,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 10:04:21,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 10:04:21,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 10:04:21,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 10:04:21,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 10:04:21,878 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 10:04:21,878 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 10:04:21,879 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem04_label51.c [2019-08-08 10:04:21,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7153147a/1b1c766d32ee40719293b70b41fe0c59/FLAGda581bf72 [2019-08-08 10:04:22,614 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 10:04:22,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem04_label51.c [2019-08-08 10:04:22,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7153147a/1b1c766d32ee40719293b70b41fe0c59/FLAGda581bf72 [2019-08-08 10:04:22,756 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7153147a/1b1c766d32ee40719293b70b41fe0c59 [2019-08-08 10:04:22,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 10:04:22,770 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 10:04:22,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 10:04:22,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 10:04:22,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 10:04:22,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:04:22" (1/1) ... [2019-08-08 10:04:22,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7836b747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:22, skipping insertion in model container [2019-08-08 10:04:22,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:04:22" (1/1) ... [2019-08-08 10:04:22,786 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 10:04:22,966 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 10:04:24,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:04:24,569 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 10:04:25,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:04:25,327 INFO L192 MainTranslator]: Completed translation [2019-08-08 10:04:25,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:25 WrapperNode [2019-08-08 10:04:25,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 10:04:25,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 10:04:25,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 10:04:25,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 10:04:25,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:25" (1/1) ... [2019-08-08 10:04:25,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:25" (1/1) ... [2019-08-08 10:04:25,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:25" (1/1) ... [2019-08-08 10:04:25,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:25" (1/1) ... [2019-08-08 10:04:25,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:25" (1/1) ... [2019-08-08 10:04:25,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:25" (1/1) ... [2019-08-08 10:04:25,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:25" (1/1) ... [2019-08-08 10:04:25,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 10:04:25,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 10:04:25,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 10:04:25,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 10:04:25,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:25" (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 10:04:25,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 10:04:25,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 10:04:25,657 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-08 10:04:25,658 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-08 10:04:25,658 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-08 10:04:25,658 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-08 10:04:25,658 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 10:04:25,658 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-08 10:04:25,659 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-08 10:04:25,659 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-08 10:04:25,659 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-08 10:04:25,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 10:04:25,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 10:04:25,659 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-08 10:04:25,660 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 10:04:25,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 10:04:25,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 10:04:34,795 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 10:04:34,795 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 10:04:34,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:04:34 BoogieIcfgContainer [2019-08-08 10:04:34,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 10:04:34,798 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 10:04:34,798 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 10:04:34,798 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 10:04:34,799 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:04:34" (1/1) ... [2019-08-08 10:04:34,810 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 10:04:34,812 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 10:04:34,830 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 10:04:34,837 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 10:04:34,839 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 10:04:34,888 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 69 [2019-08-08 10:04:37,506 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 114 [2019-08-08 10:04:37,643 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 19 [2019-08-08 10:04:37,814 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 53 [2019-08-08 10:04:37,954 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 57 [2019-08-08 10:04:38,053 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 10:04:38,054 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 10:04:38,056 INFO L179 IcfgInterpreter]: Location calculate_output4Err0ASSERT_VIOLATIONERROR_FUNCTION has predicate 65481#(and (= 1 ~a1~0) (= 1 ~a3~0) (= ~a26~0 18) (= ~a28~0 17) (= ~a14~0 20) (not (= 1 ~a7~0)) (= ~a25~0 1) (= 16 ~a4~0)) [2019-08-08 10:04:38,057 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 10:04:38,065 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 10:04:38,069 INFO L168 Benchmark]: Toolchain (without parser) took 15297.62 ms. Allocated memory was 142.1 MB in the beginning and 450.9 MB in the end (delta: 308.8 MB). Free memory was 74.2 MB in the beginning and 155.2 MB in the end (delta: -81.0 MB). Peak memory consumption was 305.9 MB. Max. memory is 7.1 GB. [2019-08-08 10:04:38,070 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 10:04:38,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2558.33 ms. Allocated memory was 142.1 MB in the beginning and 263.2 MB in the end (delta: 121.1 MB). Free memory was 74.0 MB in the beginning and 196.4 MB in the end (delta: -122.5 MB). Peak memory consumption was 107.1 MB. Max. memory is 7.1 GB. [2019-08-08 10:04:38,073 INFO L168 Benchmark]: Boogie Preprocessor took 257.36 ms. Allocated memory is still 263.2 MB. Free memory was 194.8 MB in the beginning and 166.9 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-08-08 10:04:38,074 INFO L168 Benchmark]: RCFGBuilder took 9210.33 ms. Allocated memory was 263.2 MB in the beginning and 380.6 MB in the end (delta: 117.4 MB). Free memory was 166.9 MB in the beginning and 225.4 MB in the end (delta: -58.5 MB). Peak memory consumption was 172.0 MB. Max. memory is 7.1 GB. [2019-08-08 10:04:38,075 INFO L168 Benchmark]: Symbolic Interpretation took 3267.73 ms. Allocated memory was 380.6 MB in the beginning and 450.9 MB in the end (delta: 70.3 MB). Free memory was 225.4 MB in the beginning and 155.2 MB in the end (delta: 70.1 MB). Peak memory consumption was 218.5 MB. Max. memory is 7.1 GB. [2019-08-08 10:04:38,080 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 4718]: 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 0.22 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2558.33 ms. Allocated memory was 142.1 MB in the beginning and 263.2 MB in the end (delta: 121.1 MB). Free memory was 74.0 MB in the beginning and 196.4 MB in the end (delta: -122.5 MB). Peak memory consumption was 107.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 257.36 ms. Allocated memory is still 263.2 MB. Free memory was 194.8 MB in the beginning and 166.9 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9210.33 ms. Allocated memory was 263.2 MB in the beginning and 380.6 MB in the end (delta: 117.4 MB). Free memory was 166.9 MB in the beginning and 225.4 MB in the end (delta: -58.5 MB). Peak memory consumption was 172.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3267.73 ms. Allocated memory was 380.6 MB in the beginning and 450.9 MB in the end (delta: 70.3 MB). Free memory was 225.4 MB in the beginning and 155.2 MB in the end (delta: 70.1 MB). Peak memory consumption was 218.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...