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_CounterExp-16bit_incorrect.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:15:20,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:15:20,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:15:20,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:15:20,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:15:20,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:15:20,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:15:20,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:15:20,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:15:20,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:15:20,940 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:15:20,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:15:20,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:15:20,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:15:20,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:15:20,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:15:20,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:15:20,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:15:20,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:15:20,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:15:20,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:15:20,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:15:20,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:15:20,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:15:20,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:15:20,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:15:20,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:15:20,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:15:20,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:15:20,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:15:20,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:15:20,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:15:20,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:15:20,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:15:20,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:15:20,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:15:20,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:15:20,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:15:20,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:15:20,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:15:20,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:15:21,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:15:21,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:15:21,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:15:21,033 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:15:21,033 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:15:21,034 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CTR_CounterExp-16bit_incorrect.bpl [2019-08-09 14:15:21,034 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CTR_CounterExp-16bit_incorrect.bpl' [2019-08-09 14:15:21,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:15:21,070 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:15:21,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:15:21,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:15:21,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:15:21,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "CTR_CounterExp-16bit_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:21" (1/1) ... [2019-08-09 14:15:21,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "CTR_CounterExp-16bit_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:21" (1/1) ... [2019-08-09 14:15:21,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "CTR_CounterExp-16bit_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:21" (1/1) ... [2019-08-09 14:15:21,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "CTR_CounterExp-16bit_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:21" (1/1) ... [2019-08-09 14:15:21,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "CTR_CounterExp-16bit_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:21" (1/1) ... [2019-08-09 14:15:21,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "CTR_CounterExp-16bit_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:21" (1/1) ... [2019-08-09 14:15:21,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "CTR_CounterExp-16bit_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:21" (1/1) ... [2019-08-09 14:15:21,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:15:21,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:15:21,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:15:21,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:15:21,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "CTR_CounterExp-16bit_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:21" (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 14:15:21,187 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ThreeBitCounter given in one single declaration [2019-08-09 14:15:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure ThreeBitCounter [2019-08-09 14:15:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ThreeBitCounter [2019-08-09 14:15:21,947 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:15:21,947 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:15:21,949 INFO L202 PluginConnector]: Adding new model CTR_CounterExp-16bit_incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:21 BoogieIcfgContainer [2019-08-09 14:15:21,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:15:21,950 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:15:21,950 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:15:21,950 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:15:21,951 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "CTR_CounterExp-16bit_incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:21" (1/1) ... [2019-08-09 14:15:22,140 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:15:22,147 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:15:22,151 INFO L168 Benchmark]: Toolchain (without parser) took 1079.32 ms. Allocated memory was 137.4 MB in the beginning and 181.4 MB in the end (delta: 44.0 MB). Free memory was 105.4 MB in the beginning and 114.7 MB in the end (delta: -9.3 MB). Peak memory consumption was 34.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:22,152 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 137.4 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 14:15:22,153 INFO L168 Benchmark]: Boogie Preprocessor took 45.42 ms. Allocated memory is still 137.4 MB. Free memory was 105.4 MB in the beginning and 103.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:22,155 INFO L168 Benchmark]: RCFGBuilder took 833.18 ms. Allocated memory was 137.4 MB in the beginning and 181.4 MB in the end (delta: 44.0 MB). Free memory was 103.0 MB in the beginning and 135.8 MB in the end (delta: -32.7 MB). Peak memory consumption was 51.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:22,156 INFO L168 Benchmark]: Symbolic Interpretation took 197.49 ms. Allocated memory is still 181.4 MB. Free memory was 135.8 MB in the beginning and 114.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:22,160 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 0.20 ms. Allocated memory is still 137.4 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.42 ms. Allocated memory is still 137.4 MB. Free memory was 105.4 MB in the beginning and 103.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 833.18 ms. Allocated memory was 137.4 MB in the beginning and 181.4 MB in the end (delta: 44.0 MB). Free memory was 103.0 MB in the beginning and 135.8 MB in the end (delta: -32.7 MB). Peak memory consumption was 51.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 197.49 ms. Allocated memory is still 181.4 MB. Free memory was 135.8 MB in the beginning and 114.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...