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/non_taipan/loop-110517_Martin01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:16:18,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:18,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:18,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:18,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:18,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:18,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:18,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:18,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:18,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:18,169 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:18,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:18,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:18,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:18,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:18,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:18,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:18,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:18,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:18,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:18,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:18,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:18,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:18,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:18,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:16:18,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:16:18,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:16:18,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:16:18,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:16:18,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:16:18,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:18,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:18,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:18,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:18,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:18,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:18,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:18,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:18,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:18,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:18,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:18,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:18,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:18,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:18,243 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:18,243 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:18,244 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_taipan/loop-110517_Martin01.bpl [2019-08-05 18:16:18,244 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_taipan/loop-110517_Martin01.bpl' [2019-08-05 18:16:18,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:18,280 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:18,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:18,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:18,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:18,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:18" (1/1) ... [2019-08-05 18:16:18,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:18" (1/1) ... [2019-08-05 18:16:18,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:18" (1/1) ... [2019-08-05 18:16:18,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:18" (1/1) ... [2019-08-05 18:16:18,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:18" (1/1) ... [2019-08-05 18:16:18,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:18" (1/1) ... [2019-08-05 18:16:18,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:18" (1/1) ... [2019-08-05 18:16:18,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:18,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:18,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:18,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:18,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:18" (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 18:16:18,409 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 18:16:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 18:16:18,409 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 18:16:18,571 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:16:18,572 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:16:18,573 INFO L202 PluginConnector]: Adding new model loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:18 BoogieIcfgContainer [2019-08-05 18:16:18,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:18,574 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:18,574 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:18,574 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:18,575 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "loop-110517_Martin01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:18" (1/1) ... [2019-08-05 18:16:18,590 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:16:18,593 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:18,600 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-05 18:16:18,608 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:18,610 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-05 18:16:18,698 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:18,699 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:18,701 INFO L179 IcfgInterpreter]: Location fooErr1ASSERT_VIOLATIONASSERT has predicate 34#(or (and (not (< foo_x 100000)) (= 0 foo_x)) (and (< foo_x 100001) (not (< foo_x 100000)))) [2019-08-05 18:16:18,702 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 28#false [2019-08-05 18:16:18,703 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:18,711 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:18,714 INFO L168 Benchmark]: Toolchain (without parser) took 432.74 ms. Allocated memory is still 132.6 MB. Free memory was 109.2 MB in the beginning and 92.9 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:18,715 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 18:16:18,717 INFO L168 Benchmark]: Boogie Preprocessor took 49.33 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 106.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:18,718 INFO L168 Benchmark]: RCFGBuilder took 242.65 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 98.0 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:18,719 INFO L168 Benchmark]: Symbolic Interpretation took 137.25 ms. Allocated memory is still 132.6 MB. Free memory was 98.0 MB in the beginning and 92.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:18,723 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 11]: 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: - PositiveResult [Line: 7]: assertion always holds For all program executions holds that assertion always holds at this location * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.33 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 106.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 242.65 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 98.0 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 137.25 ms. Allocated memory is still 132.6 MB. Free memory was 98.0 MB in the beginning and 92.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...