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/floats-cbmc-regression/float11.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 19:38:41,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 19:38:41,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 19:38:41,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 19:38:41,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 19:38:41,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 19:38:41,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 19:38:41,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 19:38:41,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 19:38:41,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 19:38:41,494 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 19:38:41,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 19:38:41,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 19:38:41,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 19:38:41,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 19:38:41,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 19:38:41,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 19:38:41,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 19:38:41,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 19:38:41,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 19:38:41,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 19:38:41,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 19:38:41,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 19:38:41,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 19:38:41,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 19:38:41,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 19:38:41,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 19:38:41,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 19:38:41,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 19:38:41,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 19:38:41,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 19:38:41,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 19:38:41,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 19:38:41,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 19:38:41,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 19:38:41,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 19:38:41,521 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 19:38:41,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 19:38:41,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 19:38:41,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 19:38:41,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 19:38:41,537 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 19:38:41,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 19:38:41,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 19:38:41,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 19:38:41,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 19:38:41,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 19:38:41,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 19:38:41,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 19:38:41,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 19:38:41,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 19:38:41,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 19:38:41,539 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 19:38:41,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 19:38:41,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 19:38:41,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 19:38:41,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 19:38:41,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 19:38:41,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 19:38:41,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 19:38:41,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 19:38:41,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 19:38:41,541 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 19:38:41,542 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 19:38:41,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 19:38:41,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 19:38:41,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 19:38:41,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 19:38:41,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 19:38:41,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 19:38:41,586 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 19:38:41,587 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float11.c [2019-08-14 19:38:41,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/241996c2c/46738f171de4478b940867c913e75100/FLAG542ce8610 [2019-08-14 19:38:42,035 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 19:38:42,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float11.c [2019-08-14 19:38:42,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/241996c2c/46738f171de4478b940867c913e75100/FLAG542ce8610 [2019-08-14 19:38:42,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/241996c2c/46738f171de4478b940867c913e75100 [2019-08-14 19:38:42,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 19:38:42,429 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 19:38:42,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 19:38:42,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 19:38:42,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 19:38:42,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 07:38:42" (1/1) ... [2019-08-14 19:38:42,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e3da930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:42, skipping insertion in model container [2019-08-14 19:38:42,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 07:38:42" (1/1) ... [2019-08-14 19:38:42,446 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 19:38:42,469 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 19:38:42,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 19:38:42,721 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 19:38:42,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 19:38:42,788 INFO L192 MainTranslator]: Completed translation [2019-08-14 19:38:42,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:42 WrapperNode [2019-08-14 19:38:42,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 19:38:42,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 19:38:42,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 19:38:42,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 19:38:42,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:42" (1/1) ... [2019-08-14 19:38:42,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:42" (1/1) ... [2019-08-14 19:38:42,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:42" (1/1) ... [2019-08-14 19:38:42,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:42" (1/1) ... [2019-08-14 19:38:42,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:42" (1/1) ... [2019-08-14 19:38:42,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:42" (1/1) ... [2019-08-14 19:38:42,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:42" (1/1) ... [2019-08-14 19:38:42,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 19:38:42,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 19:38:42,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 19:38:42,949 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 19:38:42,950 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:38:42" (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 19:38:43,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 19:38:43,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 19:38:43,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 19:38:43,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 19:38:43,026 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 19:38:43,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 19:38:43,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 19:38:43,408 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 19:38:43,409 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-14 19:38:43,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 07:38:43 BoogieIcfgContainer [2019-08-14 19:38:43,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 19:38:43,410 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 19:38:43,410 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 19:38:43,411 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 19:38:43,412 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 07:38:43" (1/1) ... [2019-08-14 19:38:44,426 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 19:38:44,429 INFO L168 Benchmark]: Toolchain (without parser) took 1998.70 ms. Allocated memory was 140.5 MB in the beginning and 261.1 MB in the end (delta: 120.6 MB). Free memory was 88.4 MB in the beginning and 114.8 MB in the end (delta: -26.5 MB). Peak memory consumption was 104.4 MB. Max. memory is 7.1 GB. [2019-08-14 19:38:44,431 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 19:38:44,431 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.39 ms. Allocated memory is still 140.5 MB. Free memory was 88.2 MB in the beginning and 78.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-14 19:38:44,433 INFO L168 Benchmark]: Boogie Preprocessor took 157.68 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 78.3 MB in the beginning and 176.8 MB in the end (delta: -98.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-14 19:38:44,434 INFO L168 Benchmark]: RCFGBuilder took 461.74 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 157.1 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2019-08-14 19:38:44,435 INFO L168 Benchmark]: Symbolic Interpretation took 1015.95 ms. Allocated memory was 199.8 MB in the beginning and 261.1 MB in the end (delta: 61.3 MB). Free memory was 157.1 MB in the beginning and 114.8 MB in the end (delta: 42.3 MB). Peak memory consumption was 113.9 MB. Max. memory is 7.1 GB. [2019-08-14 19:38:44,439 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 29]: 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 25604#true. Possible FailurePath: - 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 2471#true. Possible FailurePath: - UnprovableResult [Line: 39]: 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 24359#true. Possible FailurePath: - UnprovableResult [Line: 12]: 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 22454#true. Possible FailurePath: - UnprovableResult [Line: 36]: 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 22372#true. Possible FailurePath: - PositiveResult [Line: 33]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 38]: 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 16850#true. Possible FailurePath: - UnprovableResult [Line: 37]: 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 14980#true. Possible FailurePath: - PositiveResult [Line: 34]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 5]: 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 14#true. Possible FailurePath: - UnprovableResult [Line: 27]: 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 11282#true. Possible FailurePath: - UnprovableResult [Line: 28]: 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 10079#true. Possible FailurePath: - PositiveResult [Line: 32]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 8]: 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 2761#true. Possible FailurePath: - UnprovableResult [Line: 17]: 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 8539#true. Possible FailurePath: - UnprovableResult [Line: 30]: 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 8429#true. Possible FailurePath: - PositiveResult [Line: 31]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 19]: 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 5922#true. Possible FailurePath: - UnprovableResult [Line: 16]: 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 5696#true. Possible FailurePath: - UnprovableResult [Line: 20]: 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 5517#true. Possible FailurePath: - UnprovableResult [Line: 22]: 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 5284#true. Possible FailurePath: - UnprovableResult [Line: 23]: 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 4695#true. Possible FailurePath: - UnprovableResult [Line: 24]: 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 4101#true. Possible FailurePath: - UnprovableResult [Line: 18]: 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 3500#true. Possible FailurePath: - UnprovableResult [Line: 9]: 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 3279#true. Possible FailurePath: - UnprovableResult [Line: 13]: 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 3259#true. Possible FailurePath: - UnprovableResult [Line: 10]: 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 3170#true. Possible FailurePath: - UnprovableResult [Line: 7]: 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 2752#true. Possible FailurePath: - UnprovableResult [Line: 11]: 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 3132#true. Possible FailurePath: - UnprovableResult [Line: 21]: 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 3055#true. 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 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 359.39 ms. Allocated memory is still 140.5 MB. Free memory was 88.2 MB in the beginning and 78.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 157.68 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 78.3 MB in the beginning and 176.8 MB in the end (delta: -98.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 461.74 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 157.1 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1015.95 ms. Allocated memory was 199.8 MB in the beginning and 261.1 MB in the end (delta: 61.3 MB). Free memory was 157.1 MB in the beginning and 114.8 MB in the end (delta: 42.3 MB). Peak memory consumption was 113.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...