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/regression/open/int/stmt-bool-assign.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:40,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:40,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:40,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:40,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:40,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:40,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:40,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:40,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:40,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:40,170 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:40,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:40,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:40,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:40,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:40,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:40,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:40,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:40,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:40,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:40,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:40,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:40,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:40,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:40,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:40,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:40,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:40,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:40,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:40,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:40,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:40,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:40,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:40,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:40,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:40,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:40,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:40,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:40,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:40,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:40,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:40,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:40,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:40,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:40,285 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:40,285 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:40,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/int/stmt-bool-assign.bpl [2019-08-06 16:58:40,286 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/int/stmt-bool-assign.bpl' [2019-08-06 16:58:40,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:40,313 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:40,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:40,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:40,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:40,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-bool-assign.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-bool-assign.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-bool-assign.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-bool-assign.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-bool-assign.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-bool-assign.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-bool-assign.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:40,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:40,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:40,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:40,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-bool-assign.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (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 16:58:40,423 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:58:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:58:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:58:40,670 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:58:40,670 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:40,672 INFO L202 PluginConnector]: Adding new model stmt-bool-assign.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:40 BoogieIcfgContainer [2019-08-06 16:58:40,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:40,676 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:40,677 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:40,677 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:40,678 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-bool-assign.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,690 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 16:58:40,698 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:40,705 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:58:40,714 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:40,715 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:58:40,784 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:40,785 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:40,789 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 10#false [2019-08-06 16:58:40,795 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 7#(and (= 1 ULTIMATE.start_x) (not ULTIMATE.start_b) (or (and (not ULTIMATE.start_b) (not (<= 0 ULTIMATE.start_x))) (and (<= 0 ULTIMATE.start_x) ULTIMATE.start_b))) [2019-08-06 16:58:40,796 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:40,809 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:40,813 INFO L168 Benchmark]: Toolchain (without parser) took 500.58 ms. Allocated memory is still 133.2 MB. Free memory was 109.8 MB in the beginning and 94.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:40,815 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 133.2 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:40,816 INFO L168 Benchmark]: Boogie Preprocessor took 38.74 ms. Allocated memory is still 133.2 MB. Free memory was 109.5 MB in the beginning and 107.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:40,819 INFO L168 Benchmark]: RCFGBuilder took 323.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 98.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:40,820 INFO L168 Benchmark]: Symbolic Interpretation took 133.26 ms. Allocated memory is still 133.2 MB. Free memory was 98.6 MB in the beginning and 94.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:40,826 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 11]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 12]: 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 0.18 ms. Allocated memory is still 133.2 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.74 ms. Allocated memory is still 133.2 MB. Free memory was 109.5 MB in the beginning and 107.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 323.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 98.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 133.26 ms. Allocated memory is still 133.2 MB. Free memory was 98.6 MB in the beginning and 94.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...