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/Problem15_label49.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 10:58:48,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 10:58:48,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 10:58:48,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 10:58:48,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 10:58:48,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 10:58:48,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 10:58:48,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 10:58:48,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 10:58:48,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 10:58:48,466 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 10:58:48,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 10:58:48,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 10:58:48,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 10:58:48,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 10:58:48,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 10:58:48,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 10:58:48,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 10:58:48,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 10:58:48,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 10:58:48,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 10:58:48,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 10:58:48,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 10:58:48,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 10:58:48,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 10:58:48,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 10:58:48,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 10:58:48,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 10:58:48,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 10:58:48,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 10:58:48,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 10:58:48,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 10:58:48,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 10:58:48,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 10:58:48,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 10:58:48,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 10:58:48,491 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 10:58:48,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 10:58:48,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 10:58:48,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 10:58:48,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 10:58:48,507 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 10:58:48,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 10:58:48,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 10:58:48,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 10:58:48,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 10:58:48,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 10:58:48,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 10:58:48,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 10:58:48,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 10:58:48,510 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 10:58:48,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 10:58:48,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 10:58:48,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 10:58:48,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 10:58:48,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 10:58:48,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 10:58:48,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 10:58:48,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 10:58:48,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 10:58:48,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 10:58:48,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 10:58:48,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 10:58:48,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 10:58:48,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 10:58:48,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 10:58:48,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 10:58:48,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 10:58:48,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 10:58:48,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 10:58:48,599 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 10:58:48,600 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem15_label49.c [2019-08-08 10:58:48,664 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e279e29dd/28754eafd03a49bea7e1fec1a1299bba/FLAG4a0b327c8 [2019-08-08 10:58:49,352 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 10:58:49,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem15_label49.c [2019-08-08 10:58:49,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e279e29dd/28754eafd03a49bea7e1fec1a1299bba/FLAG4a0b327c8 [2019-08-08 10:58:49,515 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e279e29dd/28754eafd03a49bea7e1fec1a1299bba [2019-08-08 10:58:49,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 10:58:49,526 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 10:58:49,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 10:58:49,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 10:58:49,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 10:58:49,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:58:49" (1/1) ... [2019-08-08 10:58:49,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f929e4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:58:49, skipping insertion in model container [2019-08-08 10:58:49,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:58:49" (1/1) ... [2019-08-08 10:58:49,544 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 10:58:49,629 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 10:58:50,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:58:50,643 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 10:58:51,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:58:51,023 INFO L192 MainTranslator]: Completed translation [2019-08-08 10:58:51,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:58:51 WrapperNode [2019-08-08 10:58:51,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 10:58:51,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 10:58:51,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 10:58:51,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 10:58:51,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:58:51" (1/1) ... [2019-08-08 10:58:51,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:58:51" (1/1) ... [2019-08-08 10:58:51,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:58:51" (1/1) ... [2019-08-08 10:58:51,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:58:51" (1/1) ... [2019-08-08 10:58:51,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:58:51" (1/1) ... [2019-08-08 10:58:51,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:58:51" (1/1) ... [2019-08-08 10:58:51,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:58:51" (1/1) ... [2019-08-08 10:58:51,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 10:58:51,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 10:58:51,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 10:58:51,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 10:58:51,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:58:51" (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 10:58:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 10:58:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 10:58:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-08 10:58:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-08 10:58:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 10:58:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-08 10:58:51,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-08 10:58:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 10:58:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 10:58:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-08 10:58:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 10:58:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 10:58:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 10:58:58,434 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 10:58:58,440 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 10:58:58,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:58:58 BoogieIcfgContainer [2019-08-08 10:58:58,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 10:58:58,443 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 10:58:58,443 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 10:58:58,444 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 10:58:58,445 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:58:58" (1/1) ... [2019-08-08 10:58:58,459 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 10:58:58,462 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 10:58:58,474 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 10:58:58,481 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 10:58:58,482 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 10:58:58,534 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 42 [2019-08-08 10:59:10,365 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 13 [2019-08-08 10:59:10,481 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 10:59:10,481 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 10:59:10,484 INFO L179 IcfgInterpreter]: Location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 361963#(and (<= (+ ~a4~0 86) 0) (< 0 (+ ~a29~0 16)) (<= ~a29~0 43) (= 3 ~a2~0) (<= (+ ~a0~0 61) 0) (< 0 (+ ~a0~0 98))) [2019-08-08 10:59:10,485 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 10:59:10,492 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 10:59:10,496 INFO L168 Benchmark]: Toolchain (without parser) took 20968.56 ms. Allocated memory was 140.5 MB in the beginning and 1.1 GB in the end (delta: 995.1 MB). Free memory was 81.3 MB in the beginning and 446.6 MB in the end (delta: -365.2 MB). Peak memory consumption was 863.9 MB. Max. memory is 7.1 GB. [2019-08-08 10:59:10,497 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 10:59:10,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1497.53 ms. Allocated memory was 140.5 MB in the beginning and 229.1 MB in the end (delta: 88.6 MB). Free memory was 81.1 MB in the beginning and 167.8 MB in the end (delta: -86.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 7.1 GB. [2019-08-08 10:59:10,500 INFO L168 Benchmark]: Boogie Preprocessor took 178.91 ms. Allocated memory is still 229.1 MB. Free memory was 167.8 MB in the beginning and 155.9 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-08-08 10:59:10,502 INFO L168 Benchmark]: RCFGBuilder took 7238.53 ms. Allocated memory was 229.1 MB in the beginning and 275.3 MB in the end (delta: 46.1 MB). Free memory was 155.9 MB in the beginning and 192.0 MB in the end (delta: -36.2 MB). Peak memory consumption was 122.2 MB. Max. memory is 7.1 GB. [2019-08-08 10:59:10,503 INFO L168 Benchmark]: Symbolic Interpretation took 12049.53 ms. Allocated memory was 275.3 MB in the beginning and 1.1 GB in the end (delta: 860.4 MB). Free memory was 192.0 MB in the beginning and 446.6 MB in the end (delta: -254.5 MB). Peak memory consumption was 839.9 MB. Max. memory is 7.1 GB. [2019-08-08 10:59:10,517 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 163]: 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 0.50 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1497.53 ms. Allocated memory was 140.5 MB in the beginning and 229.1 MB in the end (delta: 88.6 MB). Free memory was 81.1 MB in the beginning and 167.8 MB in the end (delta: -86.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 178.91 ms. Allocated memory is still 229.1 MB. Free memory was 167.8 MB in the beginning and 155.9 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7238.53 ms. Allocated memory was 229.1 MB in the beginning and 275.3 MB in the end (delta: 46.1 MB). Free memory was 155.9 MB in the beginning and 192.0 MB in the end (delta: -36.2 MB). Peak memory consumption was 122.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 12049.53 ms. Allocated memory was 275.3 MB in the beginning and 1.1 GB in the end (delta: 860.4 MB). Free memory was 192.0 MB in the beginning and 446.6 MB in the end (delta: -254.5 MB). Peak memory consumption was 839.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...