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/LiveVariablesUseful01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:12:58,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:58,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:58,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:58,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:58,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:58,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:58,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:58,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:58,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:58,618 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:58,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:58,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:58,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:58,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:58,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:58,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:58,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:58,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:58,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:58,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:58,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:58,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:58,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:58,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:58,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:58,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:58,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:58,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:58,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:58,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:58,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:58,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:58,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:58,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:58,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:58,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:58,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:58,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:58,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:58,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:58,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:58,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:58,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:58,701 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:58,701 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:58,702 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/LiveVariablesUseful01.bpl [2019-08-05 18:12:58,703 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/LiveVariablesUseful01.bpl' [2019-08-05 18:12:58,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:58,735 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:58,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:58,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:58,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:58,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LiveVariablesUseful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:58" (1/1) ... [2019-08-05 18:12:58,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LiveVariablesUseful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:58" (1/1) ... [2019-08-05 18:12:58,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LiveVariablesUseful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:58" (1/1) ... [2019-08-05 18:12:58,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LiveVariablesUseful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:58" (1/1) ... [2019-08-05 18:12:58,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LiveVariablesUseful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:58" (1/1) ... [2019-08-05 18:12:58,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LiveVariablesUseful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:58" (1/1) ... [2019-08-05 18:12:58,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LiveVariablesUseful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:58" (1/1) ... [2019-08-05 18:12:58,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:58,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:58,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:58,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:58,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LiveVariablesUseful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:58" (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 18:12:58,852 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:12:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:12:58,852 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:12:59,059 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:59,059 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 18:12:59,061 INFO L202 PluginConnector]: Adding new model LiveVariablesUseful01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:59 BoogieIcfgContainer [2019-08-05 18:12:59,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:59,061 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:59,062 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:59,062 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:59,063 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "LiveVariablesUseful01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:59" (1/1) ... [2019-08-05 18:12:59,074 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:12:59,078 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:59,084 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:12:59,092 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:59,093 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:12:59,166 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:59,166 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:59,169 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 14#(and (or (<= main_k main_y) (<= (+ main_k 1) main_y)) (= main_k 1) (not (<= 0 main_y))) [2019-08-05 18:12:59,170 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:59,176 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:59,179 INFO L168 Benchmark]: Toolchain (without parser) took 443.19 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 92.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:59,180 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:12:59,181 INFO L168 Benchmark]: Boogie Preprocessor took 44.60 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 106.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:59,183 INFO L168 Benchmark]: RCFGBuilder took 279.77 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 97.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:59,184 INFO L168 Benchmark]: Symbolic Interpretation took 114.78 ms. Allocated memory is still 140.0 MB. Free memory was 97.1 MB in the beginning and 92.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:59,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 16]: 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 140.0 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.60 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 106.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 279.77 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 97.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 114.78 ms. Allocated memory is still 140.0 MB. Free memory was 97.1 MB in the beginning and 92.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...