java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/quantifier/regression/bpl/TestFunction03-Unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:18:29,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:18:29,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:18:29,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:18:29,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:18:29,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:18:29,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:18:29,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:18:29,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:18:29,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:18:29,806 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:18:29,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:18:29,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:18:29,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:18:29,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:18:29,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:18:29,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:18:29,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:18:29,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:18:29,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:18:29,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:18:29,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:18:29,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:18:29,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:18:29,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:18:29,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:18:29,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:18:29,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:18:29,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:18:29,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:18:29,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:18:29,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:18:29,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:18:29,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:18:29,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:18:29,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:18:29,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:18:29,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:18:29,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:18:29,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:18:29,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:18:29,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:18:29,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:18:29,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:18:29,922 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:18:29,923 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:18:29,924 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/TestFunction03-Unsafe.bpl [2019-08-09 14:18:29,924 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/TestFunction03-Unsafe.bpl' [2019-08-09 14:18:29,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:18:29,959 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:18:29,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:18:29,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:18:29,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:18:29,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestFunction03-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:29" (1/1) ... [2019-08-09 14:18:29,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestFunction03-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:29" (1/1) ... [2019-08-09 14:18:29,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestFunction03-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:29" (1/1) ... [2019-08-09 14:18:29,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestFunction03-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:29" (1/1) ... [2019-08-09 14:18:29,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestFunction03-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:29" (1/1) ... [2019-08-09 14:18:29,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestFunction03-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:29" (1/1) ... [2019-08-09 14:18:29,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestFunction03-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:29" (1/1) ... [2019-08-09 14:18:29,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:18:29,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:18:29,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:18:29,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:18:29,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestFunction03-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-09 14:18:30,063 INFO L124 BoogieDeclarations]: Specification and implementation of procedure proc given in one single declaration [2019-08-09 14:18:30,063 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-09 14:18:30,063 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-09 14:18:30,196 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:18:30,196 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:18:30,198 INFO L202 PluginConnector]: Adding new model TestFunction03-Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:30 BoogieIcfgContainer [2019-08-09 14:18:30,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:18:30,199 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:18:30,199 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:18:30,200 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:18:30,200 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestFunction03-Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:30" (1/1) ... [2019-08-09 14:18:30,297 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:18:30,304 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:30,308 INFO L168 Benchmark]: Toolchain (without parser) took 347.22 ms. Allocated memory is still 133.7 MB. Free memory was 109.1 MB in the beginning and 94.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:30,309 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:18:30,310 INFO L168 Benchmark]: Boogie Preprocessor took 36.45 ms. Allocated memory is still 133.7 MB. Free memory was 108.9 MB in the beginning and 106.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:30,311 INFO L168 Benchmark]: RCFGBuilder took 201.66 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 98.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:30,312 INFO L168 Benchmark]: Symbolic Interpretation took 105.87 ms. Allocated memory is still 133.7 MB. Free memory was 98.1 MB in the beginning and 94.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:30,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 18]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 5#(not (= (+ (* (- 1) b) a) (sum a b))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.45 ms. Allocated memory is still 133.7 MB. Free memory was 108.9 MB in the beginning and 106.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 201.66 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 98.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 105.87 ms. Allocated memory is still 133.7 MB. Free memory was 98.1 MB in the beginning and 94.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...