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/abstractInterpretation/unclassified/bug-double-call.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:37,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:37,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:37,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:37,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:37,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:37,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:37,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:37,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:37,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:37,222 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:37,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:37,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:37,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:37,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:37,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:37,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:37,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:37,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:37,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:37,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:37,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:37,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:37,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:37,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:37,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:37,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:37,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:37,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:37,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:37,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:37,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:37,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:37,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:37,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:37,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:37,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:37,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:37,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:37,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:37,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:37,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:37,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:37,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:37,322 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:37,323 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:37,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/bug-double-call.bpl [2019-08-06 16:59:37,325 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/bug-double-call.bpl' [2019-08-06 16:59:37,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:37,362 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:37,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:37,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:37,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:37,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bug-double-call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:37" (1/1) ... [2019-08-06 16:59:37,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bug-double-call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:37" (1/1) ... [2019-08-06 16:59:37,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bug-double-call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:37" (1/1) ... [2019-08-06 16:59:37,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bug-double-call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:37" (1/1) ... [2019-08-06 16:59:37,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bug-double-call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:37" (1/1) ... [2019-08-06 16:59:37,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bug-double-call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:37" (1/1) ... [2019-08-06 16:59:37,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bug-double-call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:37" (1/1) ... [2019-08-06 16:59:37,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:37,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:37,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:37,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:37,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bug-double-call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:37" (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 [2019-08-06 16:59:37,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-06 16:59:37,473 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:59:37,474 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:59:37,474 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:59:37,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:59:37,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:59:37,796 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:59:37,796 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:59:37,798 INFO L202 PluginConnector]: Adding new model bug-double-call.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:37 BoogieIcfgContainer [2019-08-06 16:59:37,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:37,798 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:37,799 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:37,799 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:37,800 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "bug-double-call.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:37" (1/1) ... [2019-08-06 16:59:37,811 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:37,814 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:37,821 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:59:37,829 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:37,830 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:59:37,918 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:37,919 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:37,921 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 27#(and (exists ((v_foo_local_BEFORE_RETURN_2 Int)) (and (< v_foo_local_BEFORE_RETURN_2 6) (<= 5 v_foo_local_BEFORE_RETURN_2))) (exists ((v_foo_local_BEFORE_RETURN_1 Int)) (and (<= 5 v_foo_local_BEFORE_RETURN_1) (< v_foo_local_BEFORE_RETURN_1 6)))) [2019-08-06 16:59:37,924 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:37,931 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:37,933 INFO L168 Benchmark]: Toolchain (without parser) took 569.96 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 89.6 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:37,935 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:37,936 INFO L168 Benchmark]: Boogie Preprocessor took 38.72 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:37,937 INFO L168 Benchmark]: RCFGBuilder took 395.64 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 95.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:37,938 INFO L168 Benchmark]: Symbolic Interpretation took 132.57 ms. Allocated memory is still 132.1 MB. Free memory was 95.2 MB in the beginning and 89.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:37,942 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 28]: 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.72 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 395.64 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 95.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 132.57 ms. Allocated memory is still 132.1 MB. Free memory was 95.2 MB in the beginning and 89.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...