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_label16.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 10:03:16,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 10:03:16,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 10:03:16,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 10:03:16,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 10:03:16,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 10:03:16,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 10:03:16,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 10:03:16,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 10:03:16,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 10:03:16,259 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 10:03:16,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 10:03:16,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 10:03:16,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 10:03:16,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 10:03:16,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 10:03:16,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 10:03:16,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 10:03:16,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 10:03:16,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 10:03:16,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 10:03:16,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 10:03:16,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 10:03:16,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 10:03:16,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 10:03:16,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 10:03:16,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 10:03:16,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 10:03:16,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 10:03:16,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 10:03:16,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 10:03:16,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 10:03:16,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 10:03:16,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 10:03:16,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 10:03:16,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 10:03:16,290 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 10:03:16,305 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 10:03:16,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 10:03:16,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 10:03:16,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 10:03:16,307 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 10:03:16,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 10:03:16,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 10:03:16,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 10:03:16,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 10:03:16,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 10:03:16,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 10:03:16,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 10:03:16,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 10:03:16,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 10:03:16,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 10:03:16,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 10:03:16,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 10:03:16,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 10:03:16,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 10:03:16,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 10:03:16,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 10:03:16,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 10:03:16,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 10:03:16,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 10:03:16,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 10:03:16,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 10:03:16,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 10:03:16,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 10:03:16,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 10:03:16,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 10:03:16,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 10:03:16,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 10:03:16,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 10:03:16,361 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 10:03:16,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem04_label16.c [2019-08-08 10:03:16,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57858b126/c02d6d55558f4d0f829314d18af4a70c/FLAG4a0c5ef3c [2019-08-08 10:03:17,229 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 10:03:17,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem04_label16.c [2019-08-08 10:03:17,266 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57858b126/c02d6d55558f4d0f829314d18af4a70c/FLAG4a0c5ef3c [2019-08-08 10:03:17,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57858b126/c02d6d55558f4d0f829314d18af4a70c [2019-08-08 10:03:17,793 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 10:03:17,794 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 10:03:17,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 10:03:17,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 10:03:17,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 10:03:17,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:03:17" (1/1) ... [2019-08-08 10:03:17,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e15fa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:17, skipping insertion in model container [2019-08-08 10:03:17,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:03:17" (1/1) ... [2019-08-08 10:03:17,812 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 10:03:17,968 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 10:03:19,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:03:19,872 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 10:03:20,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:03:20,522 INFO L192 MainTranslator]: Completed translation [2019-08-08 10:03:20,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:20 WrapperNode [2019-08-08 10:03:20,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 10:03:20,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 10:03:20,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 10:03:20,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 10:03:20,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:20" (1/1) ... [2019-08-08 10:03:20,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:20" (1/1) ... [2019-08-08 10:03:20,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:20" (1/1) ... [2019-08-08 10:03:20,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:20" (1/1) ... [2019-08-08 10:03:20,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:20" (1/1) ... [2019-08-08 10:03:20,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:20" (1/1) ... [2019-08-08 10:03:20,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:20" (1/1) ... [2019-08-08 10:03:20,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 10:03:20,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 10:03:20,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 10:03:20,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 10:03:20,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:03:20" (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 10:03:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 10:03:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 10:03:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-08 10:03:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-08 10:03:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-08 10:03:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-08 10:03:20,907 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 10:03:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-08 10:03:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-08 10:03:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-08 10:03:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-08 10:03:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 10:03:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 10:03:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-08 10:03:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 10:03:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 10:03:20,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 10:03:29,949 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 10:03:29,949 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 10:03:29,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:03:29 BoogieIcfgContainer [2019-08-08 10:03:29,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 10:03:29,952 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 10:03:29,952 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 10:03:29,952 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 10:03:29,953 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:03:29" (1/1) ... [2019-08-08 10:03:29,965 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 10:03:29,967 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 10:03:29,982 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 10:03:29,991 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 10:03:29,993 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 10:03:30,049 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 69 [2019-08-08 10:03:32,822 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 114 [2019-08-08 10:03:32,977 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 19 [2019-08-08 10:03:33,163 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 53 [2019-08-08 10:03:33,324 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 57 [2019-08-08 10:03:33,491 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 10:03:33,492 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 10:03:33,494 INFO L179 IcfgInterpreter]: Location calculate_output4Err0ASSERT_VIOLATIONERROR_FUNCTION has predicate 67750#(and (= 1 ~a1~0) (= ~a26~0 19) (= 1 ~a3~0) (= ~a14~0 20) (not (= 1 ~a7~0)) (= ~a25~0 1) (= 16 ~a4~0) (= ~a28~0 15)) [2019-08-08 10:03:33,495 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 10:03:33,503 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 10:03:33,507 INFO L168 Benchmark]: Toolchain (without parser) took 15710.45 ms. Allocated memory was 132.6 MB in the beginning and 526.9 MB in the end (delta: 394.3 MB). Free memory was 73.5 MB in the beginning and 226.1 MB in the end (delta: -152.6 MB). Peak memory consumption was 298.3 MB. Max. memory is 7.1 GB. [2019-08-08 10:03:33,508 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 10:03:33,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2727.83 ms. Allocated memory was 132.6 MB in the beginning and 255.9 MB in the end (delta: 123.2 MB). Free memory was 73.3 MB in the beginning and 129.1 MB in the end (delta: -55.8 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2019-08-08 10:03:33,512 INFO L168 Benchmark]: Boogie Preprocessor took 291.34 ms. Allocated memory is still 255.9 MB. Free memory was 129.1 MB in the beginning and 100.7 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-08-08 10:03:33,513 INFO L168 Benchmark]: RCFGBuilder took 9135.67 ms. Allocated memory was 255.9 MB in the beginning and 383.8 MB in the end (delta: 127.9 MB). Free memory was 100.7 MB in the beginning and 147.1 MB in the end (delta: -46.4 MB). Peak memory consumption was 139.3 MB. Max. memory is 7.1 GB. [2019-08-08 10:03:33,514 INFO L168 Benchmark]: Symbolic Interpretation took 3551.60 ms. Allocated memory was 383.8 MB in the beginning and 526.9 MB in the end (delta: 143.1 MB). Free memory was 147.1 MB in the beginning and 226.1 MB in the end (delta: -79.0 MB). Peak memory consumption was 120.8 MB. Max. memory is 7.1 GB. [2019-08-08 10:03:33,525 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 4754]: 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 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2727.83 ms. Allocated memory was 132.6 MB in the beginning and 255.9 MB in the end (delta: 123.2 MB). Free memory was 73.3 MB in the beginning and 129.1 MB in the end (delta: -55.8 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 291.34 ms. Allocated memory is still 255.9 MB. Free memory was 129.1 MB in the beginning and 100.7 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9135.67 ms. Allocated memory was 255.9 MB in the beginning and 383.8 MB in the end (delta: 127.9 MB). Free memory was 100.7 MB in the beginning and 147.1 MB in the end (delta: -46.4 MB). Peak memory consumption was 139.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3551.60 ms. Allocated memory was 383.8 MB in the beginning and 526.9 MB in the end (delta: 143.1 MB). Free memory was 147.1 MB in the beginning and 226.1 MB in the end (delta: -79.0 MB). Peak memory consumption was 120.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...