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_label40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 10:04:06,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 10:04:06,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 10:04:06,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 10:04:06,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 10:04:06,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 10:04:06,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 10:04:06,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 10:04:06,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 10:04:06,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 10:04:06,199 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 10:04:06,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 10:04:06,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 10:04:06,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 10:04:06,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 10:04:06,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 10:04:06,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 10:04:06,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 10:04:06,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 10:04:06,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 10:04:06,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 10:04:06,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 10:04:06,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 10:04:06,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 10:04:06,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 10:04:06,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 10:04:06,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 10:04:06,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 10:04:06,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 10:04:06,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 10:04:06,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 10:04:06,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 10:04:06,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 10:04:06,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 10:04:06,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 10:04:06,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 10:04:06,227 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 10:04:06,243 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 10:04:06,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 10:04:06,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 10:04:06,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 10:04:06,248 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 10:04:06,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 10:04:06,248 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 10:04:06,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 10:04:06,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 10:04:06,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 10:04:06,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 10:04:06,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 10:04:06,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 10:04:06,250 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 10:04:06,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 10:04:06,251 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 10:04:06,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 10:04:06,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 10:04:06,253 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 10:04:06,253 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 10:04:06,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 10:04:06,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 10:04:06,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 10:04:06,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 10:04:06,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 10:04:06,255 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 10:04:06,255 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 10:04:06,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 10:04:06,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 10:04:06,305 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 10:04:06,318 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 10:04:06,322 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 10:04:06,323 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 10:04:06,324 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 10:04:06,325 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem04_label40.c [2019-08-08 10:04:06,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0726ab452/94df24546e2d49ae9c987a0b68c1a2e6/FLAGfdd799980 [2019-08-08 10:04:07,189 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 10:04:07,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem04_label40.c [2019-08-08 10:04:07,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0726ab452/94df24546e2d49ae9c987a0b68c1a2e6/FLAGfdd799980 [2019-08-08 10:04:07,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0726ab452/94df24546e2d49ae9c987a0b68c1a2e6 [2019-08-08 10:04:07,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 10:04:07,734 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 10:04:07,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 10:04:07,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 10:04:07,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 10:04:07,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:04:07" (1/1) ... [2019-08-08 10:04:07,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d63171a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:07, skipping insertion in model container [2019-08-08 10:04:07,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:04:07" (1/1) ... [2019-08-08 10:04:07,751 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 10:04:07,935 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 10:04:09,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:04:09,616 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 10:04:10,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:04:10,316 INFO L192 MainTranslator]: Completed translation [2019-08-08 10:04:10,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:10 WrapperNode [2019-08-08 10:04:10,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 10:04:10,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 10:04:10,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 10:04:10,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 10:04:10,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:10" (1/1) ... [2019-08-08 10:04:10,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:10" (1/1) ... [2019-08-08 10:04:10,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:10" (1/1) ... [2019-08-08 10:04:10,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:10" (1/1) ... [2019-08-08 10:04:10,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:10" (1/1) ... [2019-08-08 10:04:10,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:10" (1/1) ... [2019-08-08 10:04:10,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:10" (1/1) ... [2019-08-08 10:04:10,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 10:04:10,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 10:04:10,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 10:04:10,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 10:04:10,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:04:10" (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 10:04:10,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 10:04:10,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 10:04:10,693 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-08 10:04:10,694 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-08 10:04:10,694 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-08 10:04:10,694 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-08 10:04:10,694 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 10:04:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-08 10:04:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-08 10:04:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-08 10:04:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-08 10:04:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 10:04:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 10:04:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-08 10:04:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 10:04:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 10:04:10,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 10:04:19,392 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 10:04:19,392 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 10:04:19,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:04:19 BoogieIcfgContainer [2019-08-08 10:04:19,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 10:04:19,395 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 10:04:19,395 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 10:04:19,395 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 10:04:19,396 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:04:19" (1/1) ... [2019-08-08 10:04:19,411 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 10:04:19,414 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 10:04:19,432 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 10:04:19,441 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 10:04:19,442 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 10:04:19,498 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 69 [2019-08-08 10:04:22,219 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 114 [2019-08-08 10:04:22,412 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 19 [2019-08-08 10:04:22,715 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 53 [2019-08-08 10:04:22,938 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 57 [2019-08-08 10:04:23,028 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 10:04:23,028 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 10:04:23,031 INFO L179 IcfgInterpreter]: Location calculate_output4Err0ASSERT_VIOLATIONERROR_FUNCTION has predicate 63022#(and (= ~a14~0 18) (= 1 ~a1~0) (= ~a26~0 19) (= 1 ~a3~0) (= ~a28~0 17) (not (= 1 ~a7~0)) (= ~a25~0 1) (= 16 ~a4~0)) [2019-08-08 10:04:23,033 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 10:04:23,041 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 10:04:23,045 INFO L168 Benchmark]: Toolchain (without parser) took 15308.56 ms. Allocated memory was 132.6 MB in the beginning and 557.3 MB in the end (delta: 424.7 MB). Free memory was 73.4 MB in the beginning and 395.9 MB in the end (delta: -322.5 MB). Peak memory consumption was 344.1 MB. Max. memory is 7.1 GB. [2019-08-08 10:04:23,046 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 10:04:23,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2581.89 ms. Allocated memory was 132.6 MB in the beginning and 246.9 MB in the end (delta: 114.3 MB). Free memory was 73.2 MB in the beginning and 128.6 MB in the end (delta: -55.4 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2019-08-08 10:04:23,049 INFO L168 Benchmark]: Boogie Preprocessor took 304.82 ms. Allocated memory is still 246.9 MB. Free memory was 128.6 MB in the beginning and 100.1 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2019-08-08 10:04:23,053 INFO L168 Benchmark]: RCFGBuilder took 8771.23 ms. Allocated memory was 246.9 MB in the beginning and 390.1 MB in the end (delta: 143.1 MB). Free memory was 100.1 MB in the beginning and 182.2 MB in the end (delta: -82.1 MB). Peak memory consumption was 157.7 MB. Max. memory is 7.1 GB. [2019-08-08 10:04:23,054 INFO L168 Benchmark]: Symbolic Interpretation took 3646.34 ms. Allocated memory was 390.1 MB in the beginning and 557.3 MB in the end (delta: 167.2 MB). Free memory was 182.2 MB in the beginning and 395.9 MB in the end (delta: -213.7 MB). Peak memory consumption was 195.4 MB. Max. memory is 7.1 GB. [2019-08-08 10:04:23,064 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 4646]: 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 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2581.89 ms. Allocated memory was 132.6 MB in the beginning and 246.9 MB in the end (delta: 114.3 MB). Free memory was 73.2 MB in the beginning and 128.6 MB in the end (delta: -55.4 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 304.82 ms. Allocated memory is still 246.9 MB. Free memory was 128.6 MB in the beginning and 100.1 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8771.23 ms. Allocated memory was 246.9 MB in the beginning and 390.1 MB in the end (delta: 143.1 MB). Free memory was 100.1 MB in the beginning and 182.2 MB in the end (delta: -82.1 MB). Peak memory consumption was 157.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3646.34 ms. Allocated memory was 390.1 MB in the beginning and 557.3 MB in the end (delta: 167.2 MB). Free memory was 182.2 MB in the beginning and 395.9 MB in the end (delta: -213.7 MB). Peak memory consumption was 195.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...