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/unclassified/SAS09doubleLoop_incorrect.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:16:45,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:45,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:45,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:45,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:45,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:45,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:45,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:45,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:45,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:45,776 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:45,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:45,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:45,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:45,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:45,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:45,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:45,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:45,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:45,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:45,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:45,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:45,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:45,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:45,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 18:16:45,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:45,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:45,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:45,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:45,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:45,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:45,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:45,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:45,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:45,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:45,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:45,841 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:45,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:45,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:45,861 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:45,862 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:45,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/SAS09doubleLoop_incorrect.bpl [2019-08-05 18:16:45,863 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/SAS09doubleLoop_incorrect.bpl' [2019-08-05 18:16:45,888 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:45,889 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:45,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:45,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:45,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:45,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "SAS09doubleLoop_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:45" (1/1) ... [2019-08-05 18:16:45,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "SAS09doubleLoop_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:45" (1/1) ... [2019-08-05 18:16:45,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "SAS09doubleLoop_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:45" (1/1) ... [2019-08-05 18:16:45,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "SAS09doubleLoop_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:45" (1/1) ... [2019-08-05 18:16:45,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "SAS09doubleLoop_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:45" (1/1) ... [2019-08-05 18:16:45,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "SAS09doubleLoop_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:45" (1/1) ... [2019-08-05 18:16:45,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "SAS09doubleLoop_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:45" (1/1) ... [2019-08-05 18:16:45,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:45,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:45,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:45,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:45,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "SAS09doubleLoop_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:45" (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 18:16:46,011 INFO L124 BoogieDeclarations]: Specification and implementation of procedure SAS09paper given in one single declaration [2019-08-05 18:16:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure SAS09paper [2019-08-05 18:16:46,012 INFO L138 BoogieDeclarations]: Found implementation of procedure SAS09paper [2019-08-05 18:16:46,229 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:16:46,229 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 18:16:46,230 INFO L202 PluginConnector]: Adding new model SAS09doubleLoop_incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:46 BoogieIcfgContainer [2019-08-05 18:16:46,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:46,231 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:46,231 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:46,231 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:46,232 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "SAS09doubleLoop_incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:46" (1/1) ... [2019-08-05 18:16:46,242 INFO L148 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-08-05 18:16:46,245 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:46,252 INFO L160 IcfgInterpreter]: Initial procedures are [SAS09paper] [2019-08-05 18:16:46,260 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:46,262 INFO L185 IcfgInterpreter]: Interpreting procedure SAS09paper with input of size 1 [2019-08-05 18:16:46,411 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:46,411 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:46,414 INFO L179 IcfgInterpreter]: Location SAS09paperErr0ASSERT_VIOLATIONASSERT has predicate 53#(and (or (and (not (= SAS09paper_y 0)) (not (= (- 1) SAS09paper_x)) (not (= SAS09paper_y 1))) (= SAS09paper_y 0)) (= (- 1) SAS09paper_x)) [2019-08-05 18:16:46,414 INFO L179 IcfgInterpreter]: Location SAS09paperErr2ASSERT_VIOLATIONASSERT has predicate 50#(and (or (and (not (= SAS09paper_y 0)) (not (= (- 1) SAS09paper_x)) (not (= SAS09paper_y 1))) (= SAS09paper_y 0)) (= (- 1) SAS09paper_x)) [2019-08-05 18:16:46,415 INFO L179 IcfgInterpreter]: Location SAS09paperErr1ASSERT_VIOLATIONASSERT has predicate 62#(and (= (- 1) SAS09paper_y) (not (= SAS09paper_y 0)) (not (= (- 1) SAS09paper_x))) [2019-08-05 18:16:46,416 INFO L179 IcfgInterpreter]: Location SAS09paperErr3ASSERT_VIOLATIONASSERT has predicate 59#(and (= 5 SAS09paper_y) (or (and (not (= SAS09paper_y 0)) (not (= (- 1) SAS09paper_x)) (not (= SAS09paper_y 1))) (and (= SAS09paper_y 0) (not (= (- 1) SAS09paper_x))))) [2019-08-05 18:16:46,419 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:46,430 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:46,433 INFO L168 Benchmark]: Toolchain (without parser) took 542.25 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 91.6 MB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:46,435 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 18:16:46,437 INFO L168 Benchmark]: Boogie Preprocessor took 41.03 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:46,439 INFO L168 Benchmark]: RCFGBuilder took 299.00 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 98.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:46,441 INFO L168 Benchmark]: Symbolic Interpretation took 199.17 ms. Allocated memory is still 133.2 MB. Free memory was 98.0 MB in the beginning and 91.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:46,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 21]: 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: - UnprovableResult [Line: 25]: 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: - UnprovableResult [Line: 22]: 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: - 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 0.20 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: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.03 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 299.00 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 98.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 199.17 ms. Allocated memory is still 133.2 MB. Free memory was 98.0 MB in the beginning and 91.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...