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.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 06:09:27,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 06:09:27,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 06:09:27,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 06:09:27,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 06:09:27,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 06:09:27,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 06:09:27,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 06:09:27,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 06:09:27,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 06:09:27,486 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 06:09:27,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 06:09:27,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 06:09:27,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 06:09:27,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 06:09:27,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 06:09:27,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 06:09:27,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 06:09:27,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 06:09:27,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 06:09:27,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 06:09:27,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 06:09:27,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 06:09:27,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 06:09:27,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 06:09:27,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 06:09:27,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 06:09:27,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 06:09:27,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 06:09:27,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 06:09:27,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 06:09:27,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 06:09:27,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 06:09:27,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 06:09:27,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 06:09:27,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 06:09:27,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 06:09:27,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 06:09:27,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 06:09:27,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 06:09:27,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 06:09:27,511 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 06:09:27,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 06:09:27,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 06:09:27,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 06:09:27,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 06:09:27,527 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 06:09:27,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 06:09:27,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 06:09:27,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 06:09:27,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 06:09:27,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 06:09:27,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 06:09:27,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 06:09:27,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 06:09:27,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 06:09:27,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 06:09:27,529 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 06:09:27,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 06:09:27,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 06:09:27,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 06:09:27,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 06:09:27,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 06:09:27,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 06:09:27,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 06:09:27,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 06:09:27,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 06:09:27,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 06:09:27,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 06:09:27,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 06:09:27,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 06:09:27,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 06:09:27,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 06:09:27,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 06:09:27,578 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 06:09:27,578 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 06:09:27,579 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-08-10 06:09:27,636 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2d510435/8908641a96bc42a985b3c186d8c1f81d/FLAG962c00010 [2019-08-10 06:09:28,163 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 06:09:28,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-08-10 06:09:28,177 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2d510435/8908641a96bc42a985b3c186d8c1f81d/FLAG962c00010 [2019-08-10 06:09:28,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2d510435/8908641a96bc42a985b3c186d8c1f81d [2019-08-10 06:09:28,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 06:09:28,489 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 06:09:28,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 06:09:28,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 06:09:28,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 06:09:28,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:09:28" (1/1) ... [2019-08-10 06:09:28,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43718d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:09:28, skipping insertion in model container [2019-08-10 06:09:28,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:09:28" (1/1) ... [2019-08-10 06:09:28,508 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 06:09:28,574 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 06:09:28,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:09:28,910 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 06:09:29,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:09:29,127 INFO L192 MainTranslator]: Completed translation [2019-08-10 06:09:29,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:09:29 WrapperNode [2019-08-10 06:09:29,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 06:09:29,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 06:09:29,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 06:09:29,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 06:09:29,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:09:29" (1/1) ... [2019-08-10 06:09:29,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:09:29" (1/1) ... [2019-08-10 06:09:29,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:09:29" (1/1) ... [2019-08-10 06:09:29,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:09:29" (1/1) ... [2019-08-10 06:09:29,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:09:29" (1/1) ... [2019-08-10 06:09:29,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:09:29" (1/1) ... [2019-08-10 06:09:29,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:09:29" (1/1) ... [2019-08-10 06:09:29,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 06:09:29,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 06:09:29,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 06:09:29,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 06:09:29,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:09:29" (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 06:09:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 06:09:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 06:09:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 06:09:29,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 06:09:29,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 06:09:29,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 06:09:29,282 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 06:09:29,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 06:09:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 06:09:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 06:09:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 06:09:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 06:09:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 06:09:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-10 06:09:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-10 06:09:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-10 06:09:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 06:09:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 06:09:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 06:09:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 06:09:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 06:09:30,110 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 06:09:30,111 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 06:09:30,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:09:30 BoogieIcfgContainer [2019-08-10 06:09:30,114 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 06:09:30,115 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 06:09:30,115 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 06:09:30,115 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 06:09:30,116 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:09:30" (1/1) ... [2019-08-10 06:09:30,746 WARN L188 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-08-10 06:09:31,067 WARN L188 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-08-10 06:10:13,517 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 06:10:13,529 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 06:10:13,532 INFO L168 Benchmark]: Toolchain (without parser) took 45042.22 ms. Allocated memory was 133.7 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 87.1 MB in the beginning and 599.7 MB in the end (delta: -512.6 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2019-08-10 06:10:13,535 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.7 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 06:10:13,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.61 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 86.9 MB in the beginning and 172.0 MB in the end (delta: -85.1 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. [2019-08-10 06:10:13,539 INFO L168 Benchmark]: Boogie Preprocessor took 94.13 ms. Allocated memory is still 200.8 MB. Free memory was 172.0 MB in the beginning and 169.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-10 06:10:13,540 INFO L168 Benchmark]: RCFGBuilder took 887.46 ms. Allocated memory is still 200.8 MB. Free memory was 169.4 MB in the beginning and 107.4 MB in the end (delta: 62.0 MB). Peak memory consumption was 62.0 MB. Max. memory is 7.1 GB. [2019-08-10 06:10:13,542 INFO L168 Benchmark]: Symbolic Interpretation took 43414.94 ms. Allocated memory was 200.8 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 107.4 MB in the beginning and 599.7 MB in the end (delta: -492.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-08-10 06:10:13,554 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 354]: 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 109649#(and (= main_~main__c1~0 ~__return_185636~0) (= 0 (mod main_~assert__arg~0 256)) (= main_~__tmp_1~0 main_~assert__arg~0) (= ~__return_185636~0 main_~check__tmp~0) (= main_~__tmp_1~0 (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 0.23 ms. Allocated memory is still 133.7 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 637.61 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 86.9 MB in the beginning and 172.0 MB in the end (delta: -85.1 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.13 ms. Allocated memory is still 200.8 MB. Free memory was 172.0 MB in the beginning and 169.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 887.46 ms. Allocated memory is still 200.8 MB. Free memory was 169.4 MB in the beginning and 107.4 MB in the end (delta: 62.0 MB). Peak memory consumption was 62.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 43414.94 ms. Allocated memory was 200.8 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 107.4 MB in the beginning and 599.7 MB in the end (delta: -492.3 MB). 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...