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_con/expr-inequalityTest.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:16:39,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:39,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:39,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:39,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:39,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:39,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:39,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:39,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:39,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:39,553 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:39,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:39,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:39,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:39,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:39,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:39,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:39,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:39,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:39,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:39,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:39,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:39,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:39,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:39,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:16:39,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:16:39,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:16:39,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:16:39,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:16:39,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:16:39,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:39,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:39,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:39,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:39,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:39,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:39,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:39,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:39,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:39,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:39,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:39,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:39,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:39,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:39,630 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:39,631 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:39,631 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/expr-inequalityTest.bpl [2019-08-05 18:16:39,632 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/expr-inequalityTest.bpl' [2019-08-05 18:16:39,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:39,666 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:39,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:39,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:39,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:39,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "expr-inequalityTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:39" (1/1) ... [2019-08-05 18:16:39,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "expr-inequalityTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:39" (1/1) ... [2019-08-05 18:16:39,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "expr-inequalityTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:39" (1/1) ... [2019-08-05 18:16:39,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "expr-inequalityTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:39" (1/1) ... [2019-08-05 18:16:39,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "expr-inequalityTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:39" (1/1) ... [2019-08-05 18:16:39,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "expr-inequalityTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:39" (1/1) ... [2019-08-05 18:16:39,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "expr-inequalityTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:39" (1/1) ... [2019-08-05 18:16:39,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:39,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:39,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:39,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:39,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "expr-inequalityTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:39" (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 18:16:39,778 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 18:16:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:16:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:16:39,985 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:16:39,986 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:16:39,987 INFO L202 PluginConnector]: Adding new model expr-inequalityTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:39 BoogieIcfgContainer [2019-08-05 18:16:39,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:39,988 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:39,988 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:39,989 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:39,990 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "expr-inequalityTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:39" (1/1) ... [2019-08-05 18:16:40,004 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:16:40,008 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:40,020 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:16:40,030 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:40,032 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:16:40,097 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:40,097 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:40,100 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 7#(and (<= 0 ULTIMATE.start_x) (not (= 0 ULTIMATE.start_x)) (not (< 0 ULTIMATE.start_x))) [2019-08-05 18:16:40,101 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:40,109 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:40,112 INFO L168 Benchmark]: Toolchain (without parser) took 445.26 ms. Allocated memory is still 135.3 MB. Free memory was 107.6 MB in the beginning and 93.4 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:40,115 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:16:40,116 INFO L168 Benchmark]: Boogie Preprocessor took 40.39 ms. Allocated memory is still 135.3 MB. Free memory was 107.6 MB in the beginning and 105.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:40,118 INFO L168 Benchmark]: RCFGBuilder took 280.00 ms. Allocated memory is still 135.3 MB. Free memory was 105.5 MB in the beginning and 97.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:40,120 INFO L168 Benchmark]: Symbolic Interpretation took 121.40 ms. Allocated memory is still 135.3 MB. Free memory was 97.2 MB in the beginning and 93.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:40,127 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.39 ms. Allocated memory is still 135.3 MB. Free memory was 107.6 MB in the beginning and 105.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 280.00 ms. Allocated memory is still 135.3 MB. Free memory was 105.5 MB in the beginning and 97.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 121.40 ms. Allocated memory is still 135.3 MB. Free memory was 97.2 MB in the beginning and 93.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...