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/Problem12_label31.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 10:51:22,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 10:51:22,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 10:51:22,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 10:51:22,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 10:51:22,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 10:51:22,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 10:51:22,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 10:51:22,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 10:51:22,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 10:51:22,235 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 10:51:22,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 10:51:22,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 10:51:22,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 10:51:22,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 10:51:22,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 10:51:22,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 10:51:22,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 10:51:22,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 10:51:22,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 10:51:22,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 10:51:22,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 10:51:22,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 10:51:22,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 10:51:22,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 10:51:22,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 10:51:22,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 10:51:22,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 10:51:22,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 10:51:22,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 10:51:22,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 10:51:22,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 10:51:22,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 10:51:22,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 10:51:22,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 10:51:22,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 10:51:22,263 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 10:51:22,277 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 10:51:22,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 10:51:22,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 10:51:22,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 10:51:22,281 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 10:51:22,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 10:51:22,281 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 10:51:22,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 10:51:22,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 10:51:22,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 10:51:22,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 10:51:22,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 10:51:22,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 10:51:22,283 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 10:51:22,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 10:51:22,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 10:51:22,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 10:51:22,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 10:51:22,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 10:51:22,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 10:51:22,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 10:51:22,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 10:51:22,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 10:51:22,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 10:51:22,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 10:51:22,286 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 10:51:22,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 10:51:22,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 10:51:22,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 10:51:22,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 10:51:22,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 10:51:22,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 10:51:22,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 10:51:22,369 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 10:51:22,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem12_label31.c [2019-08-08 10:51:22,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d1a2d30b/e212f503aab14811ada2f556311fe3e0/FLAGf3cd51caf [2019-08-08 10:51:23,255 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 10:51:23,258 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem12_label31.c [2019-08-08 10:51:23,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d1a2d30b/e212f503aab14811ada2f556311fe3e0/FLAGf3cd51caf [2019-08-08 10:51:23,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d1a2d30b/e212f503aab14811ada2f556311fe3e0 [2019-08-08 10:51:23,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 10:51:23,464 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 10:51:23,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 10:51:23,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 10:51:23,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 10:51:23,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:51:23" (1/1) ... [2019-08-08 10:51:23,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a29f4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:23, skipping insertion in model container [2019-08-08 10:51:23,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:51:23" (1/1) ... [2019-08-08 10:51:23,483 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 10:51:23,658 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 10:51:25,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:51:25,081 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 10:51:25,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:51:25,846 INFO L192 MainTranslator]: Completed translation [2019-08-08 10:51:25,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:25 WrapperNode [2019-08-08 10:51:25,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 10:51:25,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 10:51:25,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 10:51:25,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 10:51:25,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:25" (1/1) ... [2019-08-08 10:51:25,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:25" (1/1) ... [2019-08-08 10:51:25,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:25" (1/1) ... [2019-08-08 10:51:25,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:25" (1/1) ... [2019-08-08 10:51:26,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:25" (1/1) ... [2019-08-08 10:51:26,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:25" (1/1) ... [2019-08-08 10:51:26,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:25" (1/1) ... [2019-08-08 10:51:26,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 10:51:26,187 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 10:51:26,187 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 10:51:26,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 10:51:26,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:51:25" (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 10:51:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 10:51:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 10:51:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-08 10:51:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-08 10:51:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-08 10:51:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-08 10:51:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 10:51:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-08 10:51:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-08 10:51:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-08 10:51:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-08 10:51:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 10:51:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 10:51:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-08 10:51:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 10:51:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 10:51:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 10:51:35,675 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 10:51:35,676 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 10:51:35,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:51:35 BoogieIcfgContainer [2019-08-08 10:51:35,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 10:51:35,678 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 10:51:35,679 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 10:51:35,679 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 10:51:35,680 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:51:35" (1/1) ... [2019-08-08 10:51:35,695 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 10:51:35,697 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 10:51:35,709 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 10:51:35,717 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 10:51:35,718 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 10:51:35,771 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 45 [2019-08-08 10:52:02,992 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 16 [2019-08-08 10:52:03,185 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 10:52:03,185 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 10:52:03,188 INFO L179 IcfgInterpreter]: Location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 928545#(and (= 14 ~a7~0) (<= ~a17~0 255) (= 3 ~a5~0) (= ~a24~0 15) (< 111 ~a17~0) (<= ~a2~0 189)) [2019-08-08 10:52:03,189 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 10:52:03,197 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 10:52:03,201 INFO L168 Benchmark]: Toolchain (without parser) took 39735.04 ms. Allocated memory was 130.0 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 72.8 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2019-08-08 10:52:03,202 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 130.0 MB. Free memory is still 103.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 10:52:03,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2382.68 ms. Allocated memory was 130.0 MB in the beginning and 280.5 MB in the end (delta: 150.5 MB). Free memory was 72.8 MB in the beginning and 213.2 MB in the end (delta: -140.5 MB). Peak memory consumption was 115.0 MB. Max. memory is 7.1 GB. [2019-08-08 10:52:03,207 INFO L168 Benchmark]: Boogie Preprocessor took 337.88 ms. Allocated memory is still 280.5 MB. Free memory was 213.2 MB in the beginning and 185.0 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-08-08 10:52:03,210 INFO L168 Benchmark]: RCFGBuilder took 9491.46 ms. Allocated memory was 280.5 MB in the beginning and 400.6 MB in the end (delta: 120.1 MB). Free memory was 185.0 MB in the beginning and 269.1 MB in the end (delta: -84.2 MB). Peak memory consumption was 258.5 MB. Max. memory is 7.1 GB. [2019-08-08 10:52:03,211 INFO L168 Benchmark]: Symbolic Interpretation took 27519.06 ms. Allocated memory was 400.6 MB in the beginning and 1.9 GB in the end (delta: 1.5 GB). Free memory was 269.1 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-08-08 10:52:03,222 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 201]: 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 130.0 MB. Free memory is still 103.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2382.68 ms. Allocated memory was 130.0 MB in the beginning and 280.5 MB in the end (delta: 150.5 MB). Free memory was 72.8 MB in the beginning and 213.2 MB in the end (delta: -140.5 MB). Peak memory consumption was 115.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 337.88 ms. Allocated memory is still 280.5 MB. Free memory was 213.2 MB in the beginning and 185.0 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9491.46 ms. Allocated memory was 280.5 MB in the beginning and 400.6 MB in the end (delta: 120.1 MB). Free memory was 185.0 MB in the beginning and 269.1 MB in the end (delta: -84.2 MB). Peak memory consumption was 258.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 27519.06 ms. Allocated memory was 400.6 MB in the beginning and 1.9 GB in the end (delta: 1.5 GB). Free memory was 269.1 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...