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/CTR_16bitCounter-correct.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:15:13,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:15:13,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:15:13,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:15:13,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:15:13,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:15:13,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:15:13,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:15:13,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:15:13,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:15:13,725 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:15:13,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:15:13,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:15:13,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:15:13,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:15:13,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:15:13,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:15:13,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:15:13,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:15:13,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:15:13,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:15:13,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:15:13,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:15:13,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:15:13,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:15:13,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:15:13,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:15:13,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:15:13,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:15:13,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:15:13,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:15:13,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:15:13,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:15:13,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:15:13,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:15:13,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:15:13,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:15:13,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:15:13,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:15:13,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:15:13,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:15:13,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:15:13,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:15:13,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:15:13,799 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:15:13,800 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:15:13,801 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CTR_16bitCounter-correct.bpl [2019-08-09 14:15:13,801 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CTR_16bitCounter-correct.bpl' [2019-08-09 14:15:13,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:15:13,850 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:15:13,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:15:13,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:15:13,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:15:13,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "CTR_16bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:13" (1/1) ... [2019-08-09 14:15:13,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "CTR_16bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:13" (1/1) ... [2019-08-09 14:15:13,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "CTR_16bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:13" (1/1) ... [2019-08-09 14:15:13,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "CTR_16bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:13" (1/1) ... [2019-08-09 14:15:13,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "CTR_16bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:13" (1/1) ... [2019-08-09 14:15:13,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "CTR_16bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:13" (1/1) ... [2019-08-09 14:15:13,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "CTR_16bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:13" (1/1) ... [2019-08-09 14:15:13,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:15:13,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:15:13,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:15:13,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:15:13,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "CTR_16bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:13" (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 14:15:13,985 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Counter given in one single declaration [2019-08-09 14:15:13,985 INFO L130 BoogieDeclarations]: Found specification of procedure Counter [2019-08-09 14:15:13,986 INFO L138 BoogieDeclarations]: Found implementation of procedure Counter [2019-08-09 14:15:14,943 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:15:14,943 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:15:14,945 INFO L202 PluginConnector]: Adding new model CTR_16bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:14 BoogieIcfgContainer [2019-08-09 14:15:14,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:15:14,946 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:15:14,946 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:15:14,946 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:15:14,947 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "CTR_16bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:14" (1/1) ... [2019-08-09 14:15:15,140 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:15:15,148 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:15:15,153 INFO L168 Benchmark]: Toolchain (without parser) took 1299.82 ms. Allocated memory was 131.6 MB in the beginning and 173.5 MB in the end (delta: 41.9 MB). Free memory was 107.9 MB in the beginning and 117.5 MB in the end (delta: -9.6 MB). Peak memory consumption was 32.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:15,155 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:15:15,156 INFO L168 Benchmark]: Boogie Preprocessor took 49.29 ms. Allocated memory is still 131.6 MB. Free memory was 107.7 MB in the beginning and 105.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:15,158 INFO L168 Benchmark]: RCFGBuilder took 1041.63 ms. Allocated memory was 131.6 MB in the beginning and 173.5 MB in the end (delta: 41.9 MB). Free memory was 105.4 MB in the beginning and 132.5 MB in the end (delta: -27.2 MB). Peak memory consumption was 52.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:15,160 INFO L168 Benchmark]: Symbolic Interpretation took 202.70 ms. Allocated memory is still 173.5 MB. Free memory was 132.5 MB in the beginning and 117.5 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:15,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 89]: 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 44#(and (or (not (= 0 Counter_x6)) (not (= 0 Counter_x5)) (not (= 0 Counter_x7)) (not (= 0 Counter_x2)) (not (= 0 Counter_x8)) (not (= Counter_x12 0)) (not (= Counter_x15 1)) (not (= 0 Counter_x3)) (not (= Counter_x14 0)) (not (= Counter_x11 0)) (not (= 0 Counter_x1)) (not (= Counter_x10 0)) (not (= 0 Counter_x9)) (not (= 0 Counter_x4)) (not (= 0 Counter_x0)) (not (= Counter_x13 0))) (not (= Counter_x15 0))). 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 131.6 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.29 ms. Allocated memory is still 131.6 MB. Free memory was 107.7 MB in the beginning and 105.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1041.63 ms. Allocated memory was 131.6 MB in the beginning and 173.5 MB in the end (delta: 41.9 MB). Free memory was 105.4 MB in the beginning and 132.5 MB in the end (delta: -27.2 MB). Peak memory consumption was 52.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 202.70 ms. Allocated memory is still 173.5 MB. Free memory was 132.5 MB in the beginning and 117.5 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...