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/BugRequiresGlobalVar.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:15,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:15,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:15,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:15,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:15,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:15,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:15,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:15,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:15,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:15,639 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:15,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:15,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:15,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:15,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:15,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:15,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:15,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:15,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:15,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:15,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:15,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:15,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:15,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:15,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:15,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:15,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:15,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:15,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:15,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:15,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:15,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:15,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:15,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:15,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:15,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:15,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:15,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:15,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:15,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:15,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:15,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:15,738 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:15,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:15,743 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:15,744 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:15,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugRequiresGlobalVar.bpl [2019-08-06 16:58:15,745 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugRequiresGlobalVar.bpl' [2019-08-06 16:58:15,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:15,779 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:15,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:15,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:15,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:15,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugRequiresGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:15" (1/1) ... [2019-08-06 16:58:15,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugRequiresGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:15" (1/1) ... [2019-08-06 16:58:15,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugRequiresGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:15" (1/1) ... [2019-08-06 16:58:15,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugRequiresGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:15" (1/1) ... [2019-08-06 16:58:15,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugRequiresGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:15" (1/1) ... [2019-08-06 16:58:15,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugRequiresGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:15" (1/1) ... [2019-08-06 16:58:15,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugRequiresGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:15" (1/1) ... [2019-08-06 16:58:15,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:15,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:15,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:15,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:15,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugRequiresGlobalVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:15" (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 16:58:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure increment2 [2019-08-06 16:58:16,027 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:16,027 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:16,028 INFO L202 PluginConnector]: Adding new model BugRequiresGlobalVar.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:16 BoogieIcfgContainer [2019-08-06 16:58:16,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:16,029 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:16,029 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:16,029 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:16,030 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugRequiresGlobalVar.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:16" (1/1) ... [2019-08-06 16:58:16,042 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 16:58:16,045 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:16,053 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:16,061 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:16,063 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:16,115 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:16,115 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:16,118 INFO L179 IcfgInterpreter]: Location mainErr0REQUIRES_VIOLATIONPRE_CONDITION has predicate 10#false [2019-08-06 16:58:16,119 INFO L179 IcfgInterpreter]: Location mainErr1ASSERT_VIOLATIONASSERT has predicate 7#(and (not (= g 0)) (= 3 g)) [2019-08-06 16:58:16,120 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:16,136 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:16,139 INFO L168 Benchmark]: Toolchain (without parser) took 358.41 ms. Allocated memory is still 134.2 MB. Free memory was 110.5 MB in the beginning and 95.1 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:16,141 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.27 ms. Allocated memory is still 134.2 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:16,144 INFO L168 Benchmark]: Boogie Preprocessor took 40.13 ms. Allocated memory is still 134.2 MB. Free memory was 110.5 MB in the beginning and 108.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:16,145 INFO L168 Benchmark]: RCFGBuilder took 207.95 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 99.6 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:16,147 INFO L168 Benchmark]: Symbolic Interpretation took 107.10 ms. Allocated memory is still 134.2 MB. Free memory was 99.6 MB in the beginning and 95.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:16,154 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 14]: procedure precondition always holds For all program executions holds that procedure precondition always holds at this location - UnprovableResult [Line: 15]: 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 0.27 ms. Allocated memory is still 134.2 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.13 ms. Allocated memory is still 134.2 MB. Free memory was 110.5 MB in the beginning and 108.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 207.95 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 99.6 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 107.10 ms. Allocated memory is still 134.2 MB. Free memory was 99.6 MB in the beginning and 95.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...