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/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:12:25,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:25,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:25,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:25,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:25,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:25,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:25,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:25,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:25,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:25,575 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:25,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:25,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:25,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:25,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:25,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:25,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:25,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:25,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:25,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:25,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:25,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:25,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:25,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:25,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:25,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:25,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:25,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:25,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:25,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:25,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:25,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:25,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:25,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:25,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:25,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:25,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:25,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:25,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:25,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:25,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:25,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:25,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:25,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:25,654 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:25,656 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:25,657 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl [2019-08-05 18:12:25,657 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl' [2019-08-05 18:12:25,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:25,699 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:25,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:25,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:25,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:25,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:25" (1/1) ... [2019-08-05 18:12:25,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:25" (1/1) ... [2019-08-05 18:12:25,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:25" (1/1) ... [2019-08-05 18:12:25,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:25" (1/1) ... [2019-08-05 18:12:25,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:25" (1/1) ... [2019-08-05 18:12:25,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:25" (1/1) ... [2019-08-05 18:12:25,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:25" (1/1) ... [2019-08-05 18:12:25,751 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:25,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:25,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:25,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:25,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:25" (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 18:12:25,829 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:12:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:12:26,022 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:26,022 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:12:26,023 INFO L202 PluginConnector]: Adding new model codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:26 BoogieIcfgContainer [2019-08-05 18:12:26,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:26,024 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:26,024 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:26,024 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:26,025 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:26" (1/1) ... [2019-08-05 18:12:26,037 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:12:26,040 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:26,048 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:12:26,062 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:26,065 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:12:26,164 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:26,165 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:26,168 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (< main_p 43) (< 41 main_q) (< 41 main_p) (not (= (select main_a main_q) 5)) (exists ((v_main_a_7 (Array Int Int))) (= (store v_main_a_7 main_p 5) main_a)) (not (<= main_i 1000)) (< main_q 43) (<= main_i 1001)) [2019-08-05 18:12:26,169 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:26,176 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:26,180 INFO L168 Benchmark]: Toolchain (without parser) took 480.28 ms. Allocated memory is still 141.6 MB. Free memory was 109.9 MB in the beginning and 93.3 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:26,181 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 141.6 MB. Free memory is still 110.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:12:26,182 INFO L168 Benchmark]: Boogie Preprocessor took 52.31 ms. Allocated memory is still 141.6 MB. Free memory was 109.9 MB in the beginning and 107.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:26,183 INFO L168 Benchmark]: RCFGBuilder took 271.39 ms. Allocated memory is still 141.6 MB. Free memory was 107.7 MB in the beginning and 98.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:26,184 INFO L168 Benchmark]: Symbolic Interpretation took 152.81 ms. Allocated memory is still 141.6 MB. Free memory was 98.4 MB in the beginning and 93.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:26,188 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: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 141.6 MB. Free memory is still 110.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.31 ms. Allocated memory is still 141.6 MB. Free memory was 109.9 MB in the beginning and 107.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 271.39 ms. Allocated memory is still 141.6 MB. Free memory was 107.7 MB in the beginning and 98.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 152.81 ms. Allocated memory is still 141.6 MB. Free memory was 98.4 MB in the beginning and 93.3 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...