java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AbstractInterpretationCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf -i ../../../trunk/examples/svcomp/psyco/psyco_security_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 23:22:51,747 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 23:22:51,751 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 23:22:51,766 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 23:22:51,767 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 23:22:51,770 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 23:22:51,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 23:22:51,775 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 23:22:51,776 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 23:22:51,779 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 23:22:51,780 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 23:22:51,780 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 23:22:51,781 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 23:22:51,782 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 23:22:51,784 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 23:22:51,784 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 23:22:51,785 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 23:22:51,787 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 23:22:51,789 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 23:22:51,791 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 23:22:51,792 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 23:22:51,793 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 23:22:51,796 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-18 23:22:51,796 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-18 23:22:51,796 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-18 23:22:51,797 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-18 23:22:51,798 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-18 23:22:51,799 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-18 23:22:51,800 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-18 23:22:51,801 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-18 23:22:51,803 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-18 23:22:51,804 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-18 23:22:51,805 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-18 23:22:51,805 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-18 23:22:51,806 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-18 23:22:51,807 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-18 23:22:51,807 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf [2018-09-18 23:22:51,829 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 23:22:51,829 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 23:22:51,830 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 23:22:51,830 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 23:22:51,831 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 23:22:51,831 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 23:22:51,831 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-18 23:22:51,831 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 23:22:51,831 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-18 23:22:51,832 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 23:22:51,832 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 23:22:51,832 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 23:22:51,832 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 23:22:51,833 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 23:22:51,833 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 23:22:51,835 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 23:22:51,835 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 23:22:51,836 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 23:22:51,836 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 23:22:51,836 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 23:22:51,836 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 23:22:51,837 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 23:22:51,838 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 23:22:51,838 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 23:22:51,838 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 23:22:51,838 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 23:22:51,839 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 23:22:51,839 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 23:22:51,839 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 23:22:51,839 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-18 23:22:51,839 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 23:22:51,839 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 23:22:51,840 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 23:22:51,840 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 23:22:51,840 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 23:22:51,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 23:22:51,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 23:22:51,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 23:22:51,927 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 23:22:51,927 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 23:22:51,928 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_security_true-unreach-call_false-termination.c [2018-09-18 23:22:52,301 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5353bfb4/f4c36e58372a4794a1c1050215002500/FLAG15d0cef73 [2018-09-18 23:22:52,471 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 23:22:52,472 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_security_true-unreach-call_false-termination.c [2018-09-18 23:22:52,482 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5353bfb4/f4c36e58372a4794a1c1050215002500/FLAG15d0cef73 [2018-09-18 23:22:52,499 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5353bfb4/f4c36e58372a4794a1c1050215002500 [2018-09-18 23:22:52,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 23:22:52,513 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 23:22:52,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 23:22:52,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 23:22:52,521 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 23:22:52,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:52,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@213dbca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52, skipping insertion in model container [2018-09-18 23:22:52,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:52,537 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 23:22:52,819 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 23:22:52,854 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 23:22:52,912 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 23:22:52,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52 WrapperNode [2018-09-18 23:22:52,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 23:22:52,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 23:22:52,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 23:22:52,959 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 23:22:52,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:52,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:53,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 23:22:53,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 23:22:53,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 23:22:53,006 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 23:22:53,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:53,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:53,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:53,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:53,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:53,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:53,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52" (1/1) ... [2018-09-18 23:22:53,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 23:22:53,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 23:22:53,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 23:22:53,081 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 23:22:53,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:52" (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 [2018-09-18 23:22:53,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 23:22:53,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 23:22:53,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 23:22:53,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 23:22:53,234 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 23:22:53,234 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 23:22:54,091 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 23:22:54,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:22:54 BoogieIcfgContainer [2018-09-18 23:22:54,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 23:22:54,093 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-18 23:22:54,093 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-18 23:22:54,094 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-18 23:22:54,095 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:22:54" (1/1) ... [2018-09-18 23:22:54,150 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-18 23:22:55,269 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-18 23:22:55,289 INFO L272 AbstractInterpreter]: Visited 150 different actions 280 times. Merged at 59 different actions 79 times. Never widened. Found 50 fixpoints after 33 different actions. Largest state had 37 variables. [2018-09-18 23:22:55,291 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-18 23:22:55,292 INFO L168 Benchmark]: Toolchain (without parser) took 2781.32 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 880.8 MB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -929.0 MB). Peak memory consumption was 587.2 MB. Max. memory is 7.1 GB. [2018-09-18 23:22:55,295 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 23:22:55,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 444.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-18 23:22:55,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.72 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 23:22:55,297 INFO L168 Benchmark]: Boogie Preprocessor took 74.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 23:22:55,297 INFO L168 Benchmark]: RCFGBuilder took 1011.96 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 740.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -770.8 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2018-09-18 23:22:55,299 INFO L168 Benchmark]: Abstract Interpretation took 1198.10 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 140.0 MB). Free memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: -168.7 MB). Peak memory consumption was 606.7 MB. Max. memory is 7.1 GB. [2018-09-18 23:22:55,304 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 444.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.72 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1011.96 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 740.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -770.8 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1198.10 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 140.0 MB). Free memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: -168.7 MB). Peak memory consumption was 606.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 389]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L5] int m_initSign = 1; [L6] int m_initVerify = 2; [L7] int m_Signature = 3; [L8] int m_sign = 4; [L9] int m_verify = 5; [L10] int m_update = 6; [L15] int q = 0; [L16] int method_id; [L19] int this_state = 0; [L22] COND TRUE 1 [L27] COND TRUE q == 0 [L28] COND TRUE __VERIFIER_nondet_int() [L30] COND TRUE 1 [L32] method_id = 3 [L34] COND FALSE !(0) [L38] q = 2 [L40] this_state=0 [L22] COND TRUE 1 [L27] COND FALSE !(q == 0) [L47] COND FALSE !(q == 1) [L99] COND TRUE q == 2 [L100] COND TRUE __VERIFIER_nondet_int() [L102] COND TRUE 1 [L104] method_id = 1 [L106] COND FALSE !(0) [L110] q = 3 [L112] this_state=2 [L22] COND TRUE 1 [L27] COND FALSE !(q == 0) [L47] COND FALSE !(q == 1) [L99] COND TRUE q == 2 [L100] COND FALSE !(__VERIFIER_nondet_int()) [L116] COND FALSE !(__VERIFIER_nondet_int()) [L132] COND TRUE __VERIFIER_nondet_int() [L134] COND TRUE 1 [L136] method_id = 4 [L138] COND TRUE (this_state == 2) [L389] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/psyco_security_true-unreach-call_false-termination.c_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-09-18_23-22-55-323.csv Received shutdown request...