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/loop-acceleration/multivar_1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 22:02:21,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 22:02:21,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 22:02:21,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 22:02:21,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 22:02:21,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 22:02:21,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 22:02:21,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 22:02:21,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 22:02:21,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 22:02:21,365 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 22:02:21,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 22:02:21,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 22:02:21,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 22:02:21,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 22:02:21,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 22:02:21,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 22:02:21,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 22:02:21,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 22:02:21,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 22:02:21,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 22:02:21,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 22:02:21,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 22:02:21,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 22:02:21,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 22:02:21,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 22:02:21,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 22:02:21,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 22:02:21,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 22:02:21,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 22:02:21,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 22:02:21,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 22:02:21,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 22:02:21,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 22:02:21,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 22:02:21,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 22:02:21,391 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 [2019-08-22 22:02:21,405 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 22:02:21,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 22:02:21,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 22:02:21,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 22:02:21,407 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 22:02:21,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 22:02:21,408 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 22:02:21,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 22:02:21,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 22:02:21,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 22:02:21,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 22:02:21,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 22:02:21,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 22:02:21,409 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 22:02:21,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 22:02:21,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 22:02:21,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 22:02:21,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 22:02:21,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 22:02:21,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 22:02:21,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 22:02:21,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 22:02:21,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 22:02:21,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 22:02:21,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 22:02:21,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 22:02:21,412 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 22:02:21,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 22:02:21,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 22:02:21,440 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 22:02:21,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 22:02:21,456 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 22:02:21,457 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 22:02:21,458 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 22:02:21,459 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/multivar_1-2.c [2019-08-22 22:02:21,518 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/403a312f1/511ee469f0e442979985fd3839256135/FLAG5e97934f4 [2019-08-22 22:02:21,947 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 22:02:21,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/multivar_1-2.c [2019-08-22 22:02:21,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/403a312f1/511ee469f0e442979985fd3839256135/FLAG5e97934f4 [2019-08-22 22:02:22,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/403a312f1/511ee469f0e442979985fd3839256135 [2019-08-22 22:02:22,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 22:02:22,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 22:02:22,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 22:02:22,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 22:02:22,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 22:02:22,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:02:22" (1/1) ... [2019-08-22 22:02:22,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14445a78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:02:22, skipping insertion in model container [2019-08-22 22:02:22,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:02:22" (1/1) ... [2019-08-22 22:02:22,370 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 22:02:22,387 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 22:02:22,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 22:02:22,566 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 22:02:22,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 22:02:22,593 INFO L192 MainTranslator]: Completed translation [2019-08-22 22:02:22,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:02:22 WrapperNode [2019-08-22 22:02:22,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 22:02:22,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 22:02:22,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 22:02:22,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 22:02:22,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:02:22" (1/1) ... [2019-08-22 22:02:22,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:02:22" (1/1) ... [2019-08-22 22:02:22,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:02:22" (1/1) ... [2019-08-22 22:02:22,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:02:22" (1/1) ... [2019-08-22 22:02:22,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:02:22" (1/1) ... [2019-08-22 22:02:22,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:02:22" (1/1) ... [2019-08-22 22:02:22,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:02:22" (1/1) ... [2019-08-22 22:02:22,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 22:02:22,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 22:02:22,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 22:02:22,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 22:02:22,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:02:22" (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 [2019-08-22 22:02:22,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 22:02:22,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 22:02:22,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-22 22:02:22,752 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 22:02:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 22:02:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-22 22:02:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-22 22:02:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 22:02:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 22:02:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 22:02:22,903 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 22:02:22,903 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 22:02:22,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:02:22 BoogieIcfgContainer [2019-08-22 22:02:22,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 22:02:22,905 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 22:02:22,905 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 22:02:22,906 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 22:02:22,907 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:02:22" (1/1) ... [2019-08-22 22:02:22,920 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 22:02:22,922 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 22:02:22,927 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 22:02:22,934 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 22:02:22,935 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 22:02:22,988 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-22 22:02:23,028 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:02:23,039 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 [2019-08-22 22:02:23,043 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 22:02:23,043 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 22:02:23,045 INFO L179 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 29#(and (= |__VERIFIER_assert_#in~cond| 0) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-22 22:02:23,055 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 22:02:23,055 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 22:02:23,061 INFO L168 Benchmark]: Toolchain (without parser) took 705.73 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 88.9 MB in the beginning and 159.7 MB in the end (delta: -70.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-22 22:02:23,063 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 22:02:23,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.85 ms. Allocated memory is still 141.0 MB. Free memory was 88.7 MB in the beginning and 79.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-22 22:02:23,072 INFO L168 Benchmark]: Boogie Preprocessor took 111.14 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 79.1 MB in the beginning and 178.3 MB in the end (delta: -99.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-22 22:02:23,073 INFO L168 Benchmark]: RCFGBuilder took 198.86 ms. Allocated memory is still 200.3 MB. Free memory was 178.3 MB in the beginning and 167.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-22 22:02:23,074 INFO L168 Benchmark]: Symbolic Interpretation took 150.22 ms. Allocated memory is still 200.3 MB. Free memory was 167.1 MB in the beginning and 159.7 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. [2019-08-22 22:02:23,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 6]: 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 29#(and (= |__VERIFIER_assert_#in~cond| 0) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). 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 141.0 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 241.85 ms. Allocated memory is still 141.0 MB. Free memory was 88.7 MB in the beginning and 79.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.14 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 79.1 MB in the beginning and 178.3 MB in the end (delta: -99.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 198.86 ms. Allocated memory is still 200.3 MB. Free memory was 178.3 MB in the beginning and 167.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 150.22 ms. Allocated memory is still 200.3 MB. Free memory was 167.1 MB in the beginning and 159.7 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...