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/ldv-regression/test27-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:14:57,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:14:57,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:14:57,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:14:57,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:14:57,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:14:57,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:14:57,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:14:57,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:14:57,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:14:57,869 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:14:57,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:14:57,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:14:57,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:14:57,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:14:57,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:14:57,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:14:57,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:14:57,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:14:57,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:14:57,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:14:57,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:14:57,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:14:57,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:14:57,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 20:14:57,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:14:57,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:14:57,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:14:57,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:14:57,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:14:57,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:14:57,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:14:57,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:14:57,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:14:57,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:14:57,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:14:57,894 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 20:14:57,909 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:14:57,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:14:57,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:14:57,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:14:57,911 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:14:57,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:14:57,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:14:57,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:14:57,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:14:57,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:14:57,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:14:57,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:14:57,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:14:57,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:14:57,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:14:57,913 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:14:57,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:14:57,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:14:57,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:14:57,914 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:14:57,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:14:57,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:14:57,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:14:57,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:14:57,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:14:57,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:14:57,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:14:57,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:14:57,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:14:57,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:14:57,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:14:57,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:14:57,985 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:14:57,986 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:14:57,987 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test27-1.c [2019-08-14 20:14:58,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2fa29e55/f04bc8a0f8c647d2aeed6d67228d5331/FLAG148adae1e [2019-08-14 20:14:58,514 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:14:58,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test27-1.c [2019-08-14 20:14:58,524 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2fa29e55/f04bc8a0f8c647d2aeed6d67228d5331/FLAG148adae1e [2019-08-14 20:14:58,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2fa29e55/f04bc8a0f8c647d2aeed6d67228d5331 [2019-08-14 20:14:58,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:14:58,897 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:14:58,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:14:58,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:14:58,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:14:58,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:14:58" (1/1) ... [2019-08-14 20:14:58,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d539398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:14:58, skipping insertion in model container [2019-08-14 20:14:58,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:14:58" (1/1) ... [2019-08-14 20:14:58,914 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:14:58,932 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:14:59,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:14:59,137 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:14:59,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:14:59,279 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:14:59,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:14:59 WrapperNode [2019-08-14 20:14:59,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:14:59,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:14:59,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:14:59,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:14:59,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:14:59" (1/1) ... [2019-08-14 20:14:59,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:14:59" (1/1) ... [2019-08-14 20:14:59,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:14:59" (1/1) ... [2019-08-14 20:14:59,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:14:59" (1/1) ... [2019-08-14 20:14:59,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:14:59" (1/1) ... [2019-08-14 20:14:59,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:14:59" (1/1) ... [2019-08-14 20:14:59,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:14:59" (1/1) ... [2019-08-14 20:14:59,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:14:59,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:14:59,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:14:59,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:14:59,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:14:59" (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 20:14:59,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:14:59,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:14:59,401 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-14 20:14:59,402 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:14:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:14:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:14:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-14 20:14:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-14 20:14:59,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 20:14:59,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:14:59,403 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:14:59,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 20:14:59,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:14:59,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 20:14:59,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:14:59,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:14:59,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:14:59,736 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:14:59,736 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-14 20:14:59,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:14:59 BoogieIcfgContainer [2019-08-14 20:14:59,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:14:59,738 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:14:59,738 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:14:59,739 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:14:59,739 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:14:59" (1/1) ... [2019-08-14 20:15:00,497 WARN L188 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2019-08-14 20:15:00,754 WARN L188 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-08-14 20:15:02,150 WARN L188 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 146 DAG size of output: 144 [2019-08-14 20:15:02,680 WARN L188 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-08-14 20:15:03,092 WARN L188 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-08-14 20:15:32,392 WARN L188 SmtUtils]: Spent 29.14 s on a formula simplification. DAG size of input: 217 DAG size of output: 215 [2019-08-14 20:15:48,080 WARN L188 SmtUtils]: Spent 15.64 s on a formula simplification that was a NOOP. DAG size: 216 [2019-08-14 20:16:21,112 WARN L188 SmtUtils]: Spent 32.98 s on a formula simplification that was a NOOP. DAG size: 220 [2019-08-14 20:16:21,915 WARN L188 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 103 [2019-08-14 20:16:22,061 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-14 20:16:22,229 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-14 20:16:22,360 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-14 20:16:22,646 WARN L188 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-08-14 20:16:23,122 WARN L188 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2019-08-14 20:16:23,522 WARN L188 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-08-14 20:16:23,970 WARN L188 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 103 [2019-08-14 20:16:24,110 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-14 20:16:24,271 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-14 20:16:24,392 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-14 20:16:24,638 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-08-14 20:16:24,854 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-08-14 20:16:25,179 WARN L188 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2019-08-14 20:16:25,609 WARN L188 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-08-14 20:16:25,637 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:16:25,639 INFO L168 Benchmark]: Toolchain (without parser) took 86742.43 ms. Allocated memory was 140.5 MB in the beginning and 300.9 MB in the end (delta: 160.4 MB). Free memory was 88.5 MB in the beginning and 216.8 MB in the end (delta: -128.4 MB). Peak memory consumption was 161.5 MB. Max. memory is 7.1 GB. [2019-08-14 20:16:25,640 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 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 20:16:25,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.70 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 88.3 MB in the beginning and 178.7 MB in the end (delta: -90.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-08-14 20:16:25,641 INFO L168 Benchmark]: Boogie Preprocessor took 52.05 ms. Allocated memory is still 200.3 MB. Free memory was 178.7 MB in the beginning and 176.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-14 20:16:25,642 INFO L168 Benchmark]: RCFGBuilder took 404.42 ms. Allocated memory is still 200.3 MB. Free memory was 176.3 MB in the beginning and 156.8 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-08-14 20:16:25,643 INFO L168 Benchmark]: Symbolic Interpretation took 85899.47 ms. Allocated memory was 200.3 MB in the beginning and 300.9 MB in the end (delta: 100.7 MB). Free memory was 156.8 MB in the beginning and 216.8 MB in the end (delta: -60.0 MB). Peak memory consumption was 170.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:16:25,647 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 51]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 137#(not (= main_~i~0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|))))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) 4)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 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 382.70 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 88.3 MB in the beginning and 178.7 MB in the end (delta: -90.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.05 ms. Allocated memory is still 200.3 MB. Free memory was 178.7 MB in the beginning and 176.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 404.42 ms. Allocated memory is still 200.3 MB. Free memory was 176.3 MB in the beginning and 156.8 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 85899.47 ms. Allocated memory was 200.3 MB in the beginning and 300.9 MB in the end (delta: 100.7 MB). Free memory was 156.8 MB in the beginning and 216.8 MB in the end (delta: -60.0 MB). Peak memory consumption was 170.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...