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/scalable/CounterExp-16bit.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:15:23,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:15:23,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:15:23,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:15:23,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:15:23,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:15:23,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:15:23,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:15:23,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:15:23,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:15:23,893 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:15:23,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:15:23,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:15:23,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:15:23,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:15:23,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:15:23,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:15:23,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:15:23,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:15:23,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:15:23,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:15:23,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:15:23,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:15:23,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:15:23,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:15:23,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:15:23,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:15:23,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:15:23,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:15:23,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:15:23,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:15:23,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:15:23,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:15:23,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:15:23,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:15:23,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:15:23,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:15:23,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:15:23,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:15:23,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:15:23,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:15:23,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:15:23,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:15:23,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:15:23,961 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:15:23,961 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:15:23,962 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CounterExp-16bit.bpl [2019-08-09 14:15:23,963 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CounterExp-16bit.bpl' [2019-08-09 14:15:24,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:15:24,002 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:15:24,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:15:24,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:15:24,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:15:24,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "CounterExp-16bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:23" (1/1) ... [2019-08-09 14:15:24,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "CounterExp-16bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:23" (1/1) ... [2019-08-09 14:15:24,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "CounterExp-16bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:23" (1/1) ... [2019-08-09 14:15:24,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "CounterExp-16bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:23" (1/1) ... [2019-08-09 14:15:24,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "CounterExp-16bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:23" (1/1) ... [2019-08-09 14:15:24,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "CounterExp-16bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:23" (1/1) ... [2019-08-09 14:15:24,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "CounterExp-16bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:23" (1/1) ... [2019-08-09 14:15:24,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:15:24,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:15:24,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:15:24,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:15:24,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "CounterExp-16bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:23" (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 14:15:24,178 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ThreeBitCounter given in one single declaration [2019-08-09 14:15:24,178 INFO L130 BoogieDeclarations]: Found specification of procedure ThreeBitCounter [2019-08-09 14:15:24,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ThreeBitCounter [2019-08-09 14:15:24,982 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:15:24,983 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:15:24,984 INFO L202 PluginConnector]: Adding new model CounterExp-16bit.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:24 BoogieIcfgContainer [2019-08-09 14:15:24,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:15:24,985 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:15:24,985 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:15:24,985 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:15:24,986 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "CounterExp-16bit.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:24" (1/1) ... [2019-08-09 14:15:25,166 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:15:25,173 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:15:25,176 INFO L168 Benchmark]: Toolchain (without parser) took 1172.44 ms. Allocated memory was 131.1 MB in the beginning and 173.5 MB in the end (delta: 42.5 MB). Free memory was 107.2 MB in the beginning and 111.4 MB in the end (delta: -4.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:25,177 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 108.7 MB in the beginning and 108.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:15:25,178 INFO L168 Benchmark]: Boogie Preprocessor took 78.45 ms. Allocated memory is still 131.1 MB. Free memory was 107.2 MB in the beginning and 104.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:25,180 INFO L168 Benchmark]: RCFGBuilder took 902.65 ms. Allocated memory was 131.1 MB in the beginning and 173.5 MB in the end (delta: 42.5 MB). Free memory was 104.6 MB in the beginning and 134.6 MB in the end (delta: -30.0 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:25,181 INFO L168 Benchmark]: Symbolic Interpretation took 188.15 ms. Allocated memory is still 173.5 MB. Free memory was 134.6 MB in the beginning and 111.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:25,185 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 166]: 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 24#(and ThreeBitCounter_of (or ThreeBitCounter_x11 ThreeBitCounter_x1 ThreeBitCounter_x12 ThreeBitCounter_x0 ThreeBitCounter_x10 ThreeBitCounter_x5 ThreeBitCounter_x4 ThreeBitCounter_x3 ThreeBitCounter_x2 ThreeBitCounter_x15 ThreeBitCounter_x13 ThreeBitCounter_x14 ThreeBitCounter_x9 ThreeBitCounter_x8 ThreeBitCounter_x7 ThreeBitCounter_x6)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 108.7 MB in the beginning and 108.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.45 ms. Allocated memory is still 131.1 MB. Free memory was 107.2 MB in the beginning and 104.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 902.65 ms. Allocated memory was 131.1 MB in the beginning and 173.5 MB in the end (delta: 42.5 MB). Free memory was 104.6 MB in the beginning and 134.6 MB in the end (delta: -30.0 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 188.15 ms. Allocated memory is still 173.5 MB. Free memory was 134.6 MB in the beginning and 111.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...