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/regression/bpl/interprocedural/BugInterproceduralSPComputation01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:34,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:34,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:34,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:34,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:34,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:34,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:34,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:34,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:34,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:34,996 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:34,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:34,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:34,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:34,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:35,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:35,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:35,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:35,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:35,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:35,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:35,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:35,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:35,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:35,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:35,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:35,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:35,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:35,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:35,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:35,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:35,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:35,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:35,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:35,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:35,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:35,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:35,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:35,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:35,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:35,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:35,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:35,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:35,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:35,084 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:35,085 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:35,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugInterproceduralSPComputation01.bpl [2019-08-05 18:15:35,086 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugInterproceduralSPComputation01.bpl' [2019-08-05 18:15:35,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:35,123 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:35,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:35,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:35,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:35,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugInterproceduralSPComputation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:35" (1/1) ... [2019-08-05 18:15:35,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugInterproceduralSPComputation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:35" (1/1) ... [2019-08-05 18:15:35,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugInterproceduralSPComputation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:35" (1/1) ... [2019-08-05 18:15:35,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugInterproceduralSPComputation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:35" (1/1) ... [2019-08-05 18:15:35,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugInterproceduralSPComputation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:35" (1/1) ... [2019-08-05 18:15:35,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugInterproceduralSPComputation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:35" (1/1) ... [2019-08-05 18:15:35,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugInterproceduralSPComputation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:35" (1/1) ... [2019-08-05 18:15:35,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:35,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:35,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:35,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:35,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugInterproceduralSPComputation01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:35" (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 [2019-08-05 18:15:35,249 INFO L130 BoogieDeclarations]: Found specification of procedure p2 [2019-08-05 18:15:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure p2 [2019-08-05 18:15:35,249 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2019-08-05 18:15:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2019-08-05 18:15:35,409 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:35,409 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:35,411 INFO L202 PluginConnector]: Adding new model BugInterproceduralSPComputation01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:35 BoogieIcfgContainer [2019-08-05 18:15:35,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:35,411 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:35,411 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:35,412 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:35,413 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugInterproceduralSPComputation01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:35" (1/1) ... [2019-08-05 18:15:35,424 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:35,427 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:35,434 INFO L160 IcfgInterpreter]: Initial procedures are [Main] [2019-08-05 18:15:35,442 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:35,444 INFO L185 IcfgInterpreter]: Interpreting procedure Main with input of size 1 [2019-08-05 18:15:35,500 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:35,500 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:35,503 INFO L179 IcfgInterpreter]: Location MainErr0ASSERT_VIOLATIONASSERT has predicate 10#(and (= Main_y 0) (not (<= 0 Main_z)) (= Main_z Main_y)) [2019-08-05 18:15:35,504 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:35,510 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:35,512 INFO L168 Benchmark]: Toolchain (without parser) took 389.14 ms. Allocated memory is still 137.9 MB. Free memory was 108.2 MB in the beginning and 92.5 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:35,513 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:15:35,514 INFO L168 Benchmark]: Boogie Preprocessor took 46.51 ms. Allocated memory is still 137.9 MB. Free memory was 108.2 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:35,515 INFO L168 Benchmark]: RCFGBuilder took 238.01 ms. Allocated memory is still 137.9 MB. Free memory was 106.0 MB in the beginning and 96.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:35,516 INFO L168 Benchmark]: Symbolic Interpretation took 98.43 ms. Allocated memory is still 137.9 MB. Free memory was 96.9 MB in the beginning and 92.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:35,520 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 26]: 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 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.51 ms. Allocated memory is still 137.9 MB. Free memory was 108.2 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 238.01 ms. Allocated memory is still 137.9 MB. Free memory was 106.0 MB in the beginning and 96.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 98.43 ms. Allocated memory is still 137.9 MB. Free memory was 96.9 MB in the beginning and 92.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...