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_4bitCounter-correct.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:51:37,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:51:37,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:51:37,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:51:37,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:51:37,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:51:37,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:51:37,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:51:37,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:51:37,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:51:37,710 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:51:37,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:51:37,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:51:37,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:51:37,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:51:37,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:51:37,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:51:37,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:51:37,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:51:37,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:51:37,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:51:37,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:51:37,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:51:37,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:51:37,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:51:37,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:51:37,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:51:37,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:51:37,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:51:37,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:51:37,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:51:37,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:51:37,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:51:37,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:51:37,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:51:37,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:51:37,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:51:37,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:51:37,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:51:37,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:51:37,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:51:37,773 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:51:37,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:51:37,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:51:37,790 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:51:37,791 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:51:37,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CTR_4bitCounter-correct.bpl [2019-08-05 11:51:37,792 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CTR_4bitCounter-correct.bpl' [2019-08-05 11:51:37,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:51:37,827 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:51:37,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:51:37,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:51:37,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:51:37,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "CTR_4bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:37" (1/1) ... [2019-08-05 11:51:37,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "CTR_4bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:37" (1/1) ... [2019-08-05 11:51:37,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "CTR_4bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:37" (1/1) ... [2019-08-05 11:51:37,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "CTR_4bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:37" (1/1) ... [2019-08-05 11:51:37,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "CTR_4bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:37" (1/1) ... [2019-08-05 11:51:37,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "CTR_4bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:37" (1/1) ... [2019-08-05 11:51:37,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "CTR_4bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:37" (1/1) ... [2019-08-05 11:51:37,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:51:37,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:51:37,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:51:37,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:51:37,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "CTR_4bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:37" (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 11:51:37,940 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Counter given in one single declaration [2019-08-05 11:51:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure Counter [2019-08-05 11:51:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure Counter [2019-08-05 11:51:38,460 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:51:38,461 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:51:38,462 INFO L202 PluginConnector]: Adding new model CTR_4bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:38 BoogieIcfgContainer [2019-08-05 11:51:38,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:51:38,463 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:51:38,463 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:51:38,463 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:51:38,465 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "CTR_4bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:38" (1/1) ... [2019-08-05 11:51:38,476 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:51:38,478 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:51:38,486 INFO L160 IcfgInterpreter]: Initial procedures are [Counter] [2019-08-05 11:51:38,499 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:51:38,501 INFO L184 IcfgInterpreter]: Interpreting procedure Counter with input of size 1 [2019-08-05 11:51:38,953 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-08-05 11:51:39,170 WARN L188 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 65 [2019-08-05 11:51:39,383 WARN L188 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 88 [2019-08-05 11:51:39,559 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2019-08-05 11:51:39,822 WARN L188 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 134 [2019-08-05 11:51:40,258 WARN L188 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 157 [2019-08-05 11:51:40,771 WARN L188 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 180 [2019-08-05 11:51:41,370 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:51:41,370 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:51:41,373 INFO L178 IcfgInterpreter]: Location CounterErr0ASSERT_VIOLATIONASSERT has predicate 50#false [2019-08-05 11:51:41,375 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:51:41,377 INFO L168 Benchmark]: Toolchain (without parser) took 3550.05 ms. Allocated memory was 141.6 MB in the beginning and 176.7 MB in the end (delta: 35.1 MB). Free memory was 111.0 MB in the beginning and 119.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 54.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:41,378 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 141.6 MB. Free memory was 112.3 MB in the beginning and 112.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:51:41,380 INFO L168 Benchmark]: Boogie Preprocessor took 43.89 ms. Allocated memory is still 141.6 MB. Free memory was 111.0 MB in the beginning and 108.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:41,381 INFO L168 Benchmark]: RCFGBuilder took 590.95 ms. Allocated memory is still 141.6 MB. Free memory was 108.8 MB in the beginning and 94.2 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:41,382 INFO L168 Benchmark]: Symbolic Interpretation took 2912.25 ms. Allocated memory was 141.6 MB in the beginning and 176.7 MB in the end (delta: 35.1 MB). Free memory was 94.0 MB in the beginning and 119.5 MB in the end (delta: -25.6 MB). Peak memory consumption was 37.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:41,386 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 141.6 MB. Free memory was 112.3 MB in the beginning and 112.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.89 ms. Allocated memory is still 141.6 MB. Free memory was 111.0 MB in the beginning and 108.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 590.95 ms. Allocated memory is still 141.6 MB. Free memory was 108.8 MB in the beginning and 94.2 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2912.25 ms. Allocated memory was 141.6 MB in the beginning and 176.7 MB in the end (delta: 35.1 MB). Free memory was 94.0 MB in the beginning and 119.5 MB in the end (delta: -25.6 MB). Peak memory consumption was 37.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...