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/recursive/regression/bpl/CTL/encT_TRE.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:18:45,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:18:45,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:18:46,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:18:46,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:18:46,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:18:46,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:18:46,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:18:46,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:18:46,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:18:46,020 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:18:46,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:18:46,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:18:46,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:18:46,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:18:46,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:18:46,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:18:46,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:18:46,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:18:46,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:18:46,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:18:46,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:18:46,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:18:46,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:18:46,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:18:46,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:18:46,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:18:46,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:18:46,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:18:46,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:18:46,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:18:46,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:18:46,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:18:46,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:18:46,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:18:46,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:18:46,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:18:46,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:18:46,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:18:46,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:18:46,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:18:46,089 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:18:46,101 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:18:46,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:18:46,106 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:18:46,107 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:18:46,107 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/regression/bpl/CTL/encT_TRE.bpl [2019-08-09 14:18:46,108 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/regression/bpl/CTL/encT_TRE.bpl' [2019-08-09 14:18:46,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:18:46,146 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:18:46,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:18:46,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:18:46,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:18:46,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "encT_TRE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:46" (1/1) ... [2019-08-09 14:18:46,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "encT_TRE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:46" (1/1) ... [2019-08-09 14:18:46,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "encT_TRE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:46" (1/1) ... [2019-08-09 14:18:46,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "encT_TRE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:46" (1/1) ... [2019-08-09 14:18:46,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "encT_TRE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:46" (1/1) ... [2019-08-09 14:18:46,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "encT_TRE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:46" (1/1) ... [2019-08-09 14:18:46,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "encT_TRE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:46" (1/1) ... [2019-08-09 14:18:46,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:18:46,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:18:46,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:18:46,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:18:46,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "encT_TRE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:46" (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 [2019-08-09 14:18:46,272 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Test given in one single declaration [2019-08-09 14:18:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure Test [2019-08-09 14:18:46,273 INFO L138 BoogieDeclarations]: Found implementation of procedure Test [2019-08-09 14:18:46,274 INFO L124 BoogieDeclarations]: Specification and implementation of procedure encT given in one single declaration [2019-08-09 14:18:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure encT [2019-08-09 14:18:46,274 INFO L138 BoogieDeclarations]: Found implementation of procedure encT [2019-08-09 14:18:46,274 INFO L124 BoogieDeclarations]: Specification and implementation of procedure encLT given in one single declaration [2019-08-09 14:18:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure encLT [2019-08-09 14:18:46,275 INFO L138 BoogieDeclarations]: Found implementation of procedure encLT [2019-08-09 14:18:46,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure encLLT given in one single declaration [2019-08-09 14:18:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure encLLT [2019-08-09 14:18:46,276 INFO L138 BoogieDeclarations]: Found implementation of procedure encLLT [2019-08-09 14:18:46,276 INFO L124 BoogieDeclarations]: Specification and implementation of procedure encRLT given in one single declaration [2019-08-09 14:18:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure encRLT [2019-08-09 14:18:46,276 INFO L138 BoogieDeclarations]: Found implementation of procedure encRLT [2019-08-09 14:18:46,615 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:18:46,615 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:18:46,616 INFO L202 PluginConnector]: Adding new model encT_TRE.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:46 BoogieIcfgContainer [2019-08-09 14:18:46,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:18:46,617 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:18:46,617 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:18:46,617 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:18:46,618 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "encT_TRE.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:46" (1/1) ... [2019-08-09 14:18:47,034 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:18:47,041 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:47,045 INFO L168 Benchmark]: Toolchain (without parser) took 896.57 ms. Allocated memory is still 141.0 MB. Free memory was 109.3 MB in the beginning and 65.1 MB in the end (delta: 44.1 MB). Peak memory consumption was 44.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:47,048 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:18:47,049 INFO L168 Benchmark]: Boogie Preprocessor took 45.41 ms. Allocated memory is still 141.0 MB. Free memory was 109.3 MB in the beginning and 107.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:47,050 INFO L168 Benchmark]: RCFGBuilder took 423.91 ms. Allocated memory is still 141.0 MB. Free memory was 106.9 MB in the beginning and 89.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:47,053 INFO L168 Benchmark]: Symbolic Interpretation took 424.16 ms. Allocated memory is still 141.0 MB. Free memory was 89.7 MB in the beginning and 65.1 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:47,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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. Predicate is 205#(and (not Test_ret) (= Test_x 1)). 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 141.0 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.41 ms. Allocated memory is still 141.0 MB. Free memory was 109.3 MB in the beginning and 107.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 423.91 ms. Allocated memory is still 141.0 MB. Free memory was 106.9 MB in the beginning and 89.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 424.16 ms. Allocated memory is still 141.0 MB. Free memory was 89.7 MB in the beginning and 65.1 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...