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/loop-literal-widening-predicate-weakening.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:22,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:22,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:22,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:22,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:22,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:22,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:22,544 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:22,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:22,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:22,548 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:22,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:22,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:22,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:22,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:22,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:22,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:22,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:22,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:22,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:22,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:22,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:22,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:22,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:22,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:22,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:22,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:22,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:22,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:22,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:22,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:22,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:22,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:22,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:22,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:22,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:22,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:22,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:22,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:22,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:22,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:22,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:22,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:22,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:22,620 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:22,620 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:22,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-literal-widening-predicate-weakening.bpl [2019-08-06 16:59:22,621 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-literal-widening-predicate-weakening.bpl' [2019-08-06 16:59:22,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:22,648 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:22,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:22,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:22,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:22,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:22" (1/1) ... [2019-08-06 16:59:22,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:22" (1/1) ... [2019-08-06 16:59:22,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:22" (1/1) ... [2019-08-06 16:59:22,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:22" (1/1) ... [2019-08-06 16:59:22,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:22" (1/1) ... [2019-08-06 16:59:22,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:22" (1/1) ... [2019-08-06 16:59:22,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:22" (1/1) ... [2019-08-06 16:59:22,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:22,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:22,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:22,685 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:22,686 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:22" (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 16:59:22,751 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:59:22,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:59:22,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:59:23,017 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:59:23,017 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:23,018 INFO L202 PluginConnector]: Adding new model loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:23 BoogieIcfgContainer [2019-08-06 16:59:23,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:23,019 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:23,019 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:23,020 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:23,021 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:23" (1/1) ... [2019-08-06 16:59:23,034 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:23,039 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:23,052 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:59:23,063 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:23,065 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:59:23,192 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:23,192 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:23,195 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (< ULTIMATE.start_x 101) (not (<= ULTIMATE.start_x 100)) (not (< ULTIMATE.start_x 100))) [2019-08-06 16:59:23,195 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:23,201 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:23,203 INFO L168 Benchmark]: Toolchain (without parser) took 555.12 ms. Allocated memory is still 131.6 MB. Free memory was 106.8 MB in the beginning and 90.3 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:23,205 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 131.6 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:23,207 INFO L168 Benchmark]: Boogie Preprocessor took 36.35 ms. Allocated memory is still 131.6 MB. Free memory was 106.8 MB in the beginning and 104.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:23,209 INFO L168 Benchmark]: RCFGBuilder took 333.65 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 95.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:23,210 INFO L168 Benchmark]: Symbolic Interpretation took 181.79 ms. Allocated memory is still 131.6 MB. Free memory was 95.4 MB in the beginning and 90.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:23,218 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 14]: 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 0.17 ms. Allocated memory is still 131.6 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.35 ms. Allocated memory is still 131.6 MB. Free memory was 106.8 MB in the beginning and 104.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 333.65 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 95.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 181.79 ms. Allocated memory is still 131.6 MB. Free memory was 95.4 MB in the beginning and 90.3 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...