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/scalable/INC_noReduceIncer2_oneAssert.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:56:17,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:56:17,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:56:17,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:56:17,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:56:17,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:56:17,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:56:17,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:56:17,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:56:17,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:56:17,116 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:56:17,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:56:17,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:56:17,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:56:17,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:56:17,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:56:17,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:56:17,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:56:17,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:56:17,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:56:17,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:56:17,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:56:17,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:56:17,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:56:17,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:56:17,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:56:17,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:56:17,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:56:17,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:56:17,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:56:17,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:56:17,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:56:17,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:56:17,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:56:17,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:56:17,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:56:17,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:56:17,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:56:17,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:56:17,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:56:17,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:56:17,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:56:17,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:56:17,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:56:17,189 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:56:17,190 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:56:17,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_noReduceIncer2_oneAssert.bpl [2019-08-06 16:56:17,191 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_noReduceIncer2_oneAssert.bpl' [2019-08-06 16:56:17,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:56:17,223 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:56:17,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:56:17,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:56:17,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:56:17,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:17" (1/1) ... [2019-08-06 16:56:17,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:17" (1/1) ... [2019-08-06 16:56:17,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:17" (1/1) ... [2019-08-06 16:56:17,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:17" (1/1) ... [2019-08-06 16:56:17,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:17" (1/1) ... [2019-08-06 16:56:17,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:17" (1/1) ... [2019-08-06 16:56:17,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:17" (1/1) ... [2019-08-06 16:56:17,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:56:17,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:56:17,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:56:17,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:56:17,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:17" (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 16:56:17,336 INFO L124 BoogieDeclarations]: Specification and implementation of procedure SAS09paper given in one single declaration [2019-08-06 16:56:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure SAS09paper [2019-08-06 16:56:17,337 INFO L138 BoogieDeclarations]: Found implementation of procedure SAS09paper [2019-08-06 16:56:17,509 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:56:17,510 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-06 16:56:17,511 INFO L202 PluginConnector]: Adding new model INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:56:17 BoogieIcfgContainer [2019-08-06 16:56:17,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:56:17,511 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:56:17,512 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:56:17,512 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:56:17,513 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:56:17" (1/1) ... [2019-08-06 16:56:17,524 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:56:17,526 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:56:17,533 INFO L160 IcfgInterpreter]: Initial procedures are [SAS09paper] [2019-08-06 16:56:17,541 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:56:17,542 INFO L185 IcfgInterpreter]: Interpreting procedure SAS09paper with input of size 1 [2019-08-06 16:56:17,703 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:56:17,703 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:56:17,706 INFO L179 IcfgInterpreter]: Location SAS09paperErr0ASSERT_VIOLATIONASSERT has predicate 41#(or (= (- 1) SAS09paper_y) (= (- 1) SAS09paper_x)) [2019-08-06 16:56:17,707 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:56:17,714 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:56:17,717 INFO L168 Benchmark]: Toolchain (without parser) took 492.94 ms. Allocated memory is still 131.1 MB. Free memory was 107.4 MB in the beginning and 90.4 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:17,717 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 131.1 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:56:17,719 INFO L168 Benchmark]: Boogie Preprocessor took 40.00 ms. Allocated memory is still 131.1 MB. Free memory was 107.4 MB in the beginning and 105.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:17,720 INFO L168 Benchmark]: RCFGBuilder took 247.09 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 96.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:17,721 INFO L168 Benchmark]: Symbolic Interpretation took 202.48 ms. Allocated memory is still 131.1 MB. Free memory was 96.0 MB in the beginning and 90.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:17,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 23]: 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 0.20 ms. Allocated memory is still 131.1 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.00 ms. Allocated memory is still 131.1 MB. Free memory was 107.4 MB in the beginning and 105.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 247.09 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 96.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 202.48 ms. Allocated memory is still 131.1 MB. Free memory was 96.0 MB in the beginning and 90.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...