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/seq-mthreaded/pals_lcr.3.1.ufo.BOUNDED-6.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 22:51:25,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 22:51:25,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 22:51:25,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 22:51:25,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 22:51:25,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 22:51:25,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 22:51:25,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 22:51:25,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 22:51:25,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 22:51:25,362 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 22:51:25,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 22:51:25,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 22:51:25,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 22:51:25,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 22:51:25,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 22:51:25,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 22:51:25,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 22:51:25,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 22:51:25,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 22:51:25,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 22:51:25,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 22:51:25,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 22:51:25,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 22:51:25,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 22:51:25,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 22:51:25,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 22:51:25,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 22:51:25,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 22:51:25,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 22:51:25,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 22:51:25,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 22:51:25,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 22:51:25,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 22:51:25,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 22:51:25,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 22:51:25,388 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 [2019-08-14 22:51:25,402 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 22:51:25,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 22:51:25,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 22:51:25,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 22:51:25,404 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 22:51:25,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 22:51:25,404 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 22:51:25,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 22:51:25,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 22:51:25,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 22:51:25,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 22:51:25,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 22:51:25,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 22:51:25,405 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 22:51:25,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 22:51:25,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 22:51:25,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 22:51:25,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 22:51:25,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 22:51:25,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 22:51:25,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 22:51:25,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:51:25,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 22:51:25,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 22:51:25,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 22:51:25,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 22:51:25,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 22:51:25,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 22:51:25,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 22:51:25,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 22:51:25,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 22:51:25,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 22:51:25,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 22:51:25,456 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 22:51:25,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.3.1.ufo.BOUNDED-6.pals.c [2019-08-14 22:51:25,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e20373cf/7ea366bccc9a45a49b29dede4d1b4936/FLAG0b74d7ae3 [2019-08-14 22:51:26,008 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 22:51:26,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.3.1.ufo.BOUNDED-6.pals.c [2019-08-14 22:51:26,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e20373cf/7ea366bccc9a45a49b29dede4d1b4936/FLAG0b74d7ae3 [2019-08-14 22:51:26,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e20373cf/7ea366bccc9a45a49b29dede4d1b4936 [2019-08-14 22:51:26,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 22:51:26,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 22:51:26,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 22:51:26,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 22:51:26,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 22:51:26,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:51:26" (1/1) ... [2019-08-14 22:51:26,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8e09000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:51:26, skipping insertion in model container [2019-08-14 22:51:26,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:51:26" (1/1) ... [2019-08-14 22:51:26,366 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 22:51:26,415 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 22:51:26,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:51:26,701 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 22:51:26,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:51:26,866 INFO L192 MainTranslator]: Completed translation [2019-08-14 22:51:26,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:51:26 WrapperNode [2019-08-14 22:51:26,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 22:51:26,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 22:51:26,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 22:51:26,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 22:51:26,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:51:26" (1/1) ... [2019-08-14 22:51:26,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:51:26" (1/1) ... [2019-08-14 22:51:26,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:51:26" (1/1) ... [2019-08-14 22:51:26,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:51:26" (1/1) ... [2019-08-14 22:51:26,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:51:26" (1/1) ... [2019-08-14 22:51:26,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:51:26" (1/1) ... [2019-08-14 22:51:26,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:51:26" (1/1) ... [2019-08-14 22:51:26,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 22:51:26,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 22:51:26,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 22:51:26,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 22:51:26,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:51:26" (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 [2019-08-14 22:51:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 22:51:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 22:51:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-14 22:51:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-14 22:51:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-14 22:51:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-14 22:51:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-14 22:51:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 22:51:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-14 22:51:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 22:51:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-14 22:51:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-14 22:51:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-14 22:51:26,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-14 22:51:26,967 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-14 22:51:26,967 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-14 22:51:26,967 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-14 22:51:26,967 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-14 22:51:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-14 22:51:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-14 22:51:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-14 22:51:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 22:51:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 22:51:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 22:51:27,518 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 22:51:27,518 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 22:51:27,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:51:27 BoogieIcfgContainer [2019-08-14 22:51:27,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 22:51:27,525 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 22:51:27,526 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 22:51:27,526 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 22:51:27,527 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:51:27" (1/1) ... [2019-08-14 22:51:27,841 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-14 22:51:27,970 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-14 22:51:28,432 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 22:51:28,434 INFO L168 Benchmark]: Toolchain (without parser) took 2087.40 ms. Allocated memory was 132.6 MB in the beginning and 222.8 MB in the end (delta: 90.2 MB). Free memory was 87.8 MB in the beginning and 163.0 MB in the end (delta: -75.2 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2019-08-14 22:51:28,435 INFO L168 Benchmark]: CDTParser took 0.24 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-14 22:51:28,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 517.33 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 173.4 MB in the end (delta: -85.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:51:28,437 INFO L168 Benchmark]: Boogie Preprocessor took 44.30 ms. Allocated memory is still 199.2 MB. Free memory was 173.4 MB in the beginning and 171.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-14 22:51:28,438 INFO L168 Benchmark]: RCFGBuilder took 613.12 ms. Allocated memory is still 199.2 MB. Free memory was 171.4 MB in the beginning and 142.2 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-08-14 22:51:28,439 INFO L168 Benchmark]: Symbolic Interpretation took 906.91 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 142.2 MB in the beginning and 163.0 MB in the end (delta: -20.8 MB). Peak memory consumption was 71.0 MB. Max. memory is 7.1 GB. [2019-08-14 22:51:28,444 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 328]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 296#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 517.33 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 173.4 MB in the end (delta: -85.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.30 ms. Allocated memory is still 199.2 MB. Free memory was 173.4 MB in the beginning and 171.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 613.12 ms. Allocated memory is still 199.2 MB. Free memory was 171.4 MB in the beginning and 142.2 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 906.91 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 142.2 MB in the beginning and 163.0 MB in the end (delta: -20.8 MB). Peak memory consumption was 71.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...