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-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 05:47:16,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 05:47:16,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 05:47:16,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 05:47:16,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 05:47:16,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 05:47:16,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 05:47:16,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 05:47:16,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 05:47:16,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 05:47:16,661 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 05:47:16,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 05:47:16,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 05:47:16,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 05:47:16,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 05:47:16,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 05:47:16,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 05:47:16,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 05:47:16,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 05:47:16,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 05:47:16,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 05:47:16,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 05:47:16,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 05:47:16,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 05:47:16,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-10 05:47:16,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 05:47:16,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 05:47:16,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 05:47:16,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 05:47:16,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 05:47:16,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 05:47:16,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 05:47:16,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 05:47:16,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 05:47:16,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 05:47:16,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 05:47:16,688 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 [2019-08-10 05:47:16,708 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 05:47:16,709 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 05:47:16,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 05:47:16,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 05:47:16,711 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 05:47:16,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 05:47:16,711 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 05:47:16,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 05:47:16,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 05:47:16,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 05:47:16,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 05:47:16,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 05:47:16,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 05:47:16,713 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 05:47:16,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 05:47:16,713 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 05:47:16,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 05:47:16,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 05:47:16,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 05:47:16,714 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 05:47:16,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 05:47:16,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 05:47:16,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 05:47:16,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 05:47:16,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 05:47:16,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 05:47:16,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 05:47:16,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 05:47:16,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 05:47:16,753 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 05:47:16,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 05:47:16,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 05:47:16,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 05:47:16,770 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 05:47:16,770 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-10 05:47:16,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220d451ab/ed83ed8984a143e5a04c9ac3975708b0/FLAGf28750595 [2019-08-10 05:47:17,329 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 05:47:17,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-10 05:47:17,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220d451ab/ed83ed8984a143e5a04c9ac3975708b0/FLAGf28750595 [2019-08-10 05:47:17,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220d451ab/ed83ed8984a143e5a04c9ac3975708b0 [2019-08-10 05:47:17,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 05:47:17,661 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 05:47:17,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 05:47:17,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 05:47:17,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 05:47:17,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 05:47:17" (1/1) ... [2019-08-10 05:47:17,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2def95e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:47:17, skipping insertion in model container [2019-08-10 05:47:17,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 05:47:17" (1/1) ... [2019-08-10 05:47:17,677 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 05:47:17,724 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 05:47:18,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 05:47:18,123 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 05:47:18,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 05:47:18,236 INFO L192 MainTranslator]: Completed translation [2019-08-10 05:47:18,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:47:18 WrapperNode [2019-08-10 05:47:18,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 05:47:18,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 05:47:18,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 05:47:18,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 05:47:18,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:47:18" (1/1) ... [2019-08-10 05:47:18,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:47:18" (1/1) ... [2019-08-10 05:47:18,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:47:18" (1/1) ... [2019-08-10 05:47:18,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:47:18" (1/1) ... [2019-08-10 05:47:18,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:47:18" (1/1) ... [2019-08-10 05:47:18,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:47:18" (1/1) ... [2019-08-10 05:47:18,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:47:18" (1/1) ... [2019-08-10 05:47:18,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 05:47:18,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 05:47:18,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 05:47:18,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 05:47:18,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:47:18" (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 [2019-08-10 05:47:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 05:47:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 05:47:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 05:47:18,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 05:47:18,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 05:47:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 05:47:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-10 05:47:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 05:47:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 05:47:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 05:47:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 05:47:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 05:47:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 05:47:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 05:47:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 05:47:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 05:47:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 05:47:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 05:47:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 05:47:19,089 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 05:47:19,089 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 05:47:19,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 05:47:19 BoogieIcfgContainer [2019-08-10 05:47:19,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 05:47:19,091 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 05:47:19,092 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 05:47:19,092 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 05:47:19,093 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 05:47:19" (1/1) ... [2019-08-10 05:47:19,434 WARN L188 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-10 05:47:19,588 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-08-10 05:49:51,829 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 05:49:51,837 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 05:49:51,839 INFO L168 Benchmark]: Toolchain (without parser) took 154177.38 ms. Allocated memory was 140.5 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 87.3 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2019-08-10 05:49:51,839 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-10 05:49:51,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.68 ms. Allocated memory was 140.5 MB in the beginning and 200.8 MB in the end (delta: 60.3 MB). Free memory was 87.1 MB in the beginning and 173.6 MB in the end (delta: -86.5 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-08-10 05:49:51,841 INFO L168 Benchmark]: Boogie Preprocessor took 55.96 ms. Allocated memory is still 200.8 MB. Free memory was 173.6 MB in the beginning and 170.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-08-10 05:49:51,842 INFO L168 Benchmark]: RCFGBuilder took 797.51 ms. Allocated memory is still 200.8 MB. Free memory was 170.7 MB in the beginning and 116.4 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. [2019-08-10 05:49:51,843 INFO L168 Benchmark]: Symbolic Interpretation took 152745.44 ms. Allocated memory was 200.8 MB in the beginning and 2.4 GB in the end (delta: 2.2 GB). Free memory was 115.8 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2019-08-10 05:49:51,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 377]: 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. Predicate is 1807708#(and (= 0 (mod main_~assert__arg~2 256)) (= main_~__tmp_3~0 main_~assert__arg~2) (or (and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= 0 main_~check__tmp~1) (= ~p3_new~0 ~nomsg~0) (= ~__return_6353~0 main_~check__tmp~1) (= main_~main__c1~0 ~__return_6353~0) (= 0 ~mode3~0)) (and (= main_~main__c1~0 ~__return_6183~0) (= ~__return_6183~0 main_~check__tmp~2))) (= main_~__tmp_3~0 (ite (= main_~main__c1~0 0) 0 1))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 574.68 ms. Allocated memory was 140.5 MB in the beginning and 200.8 MB in the end (delta: 60.3 MB). Free memory was 87.1 MB in the beginning and 173.6 MB in the end (delta: -86.5 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.96 ms. Allocated memory is still 200.8 MB. Free memory was 173.6 MB in the beginning and 170.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 797.51 ms. Allocated memory is still 200.8 MB. Free memory was 170.7 MB in the beginning and 116.4 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 152745.44 ms. Allocated memory was 200.8 MB in the beginning and 2.4 GB in the end (delta: 2.2 GB). Free memory was 115.8 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...