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_8bitCounter-correct.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:51:29,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:51:29,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:51:29,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:51:29,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:51:29,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:51:29,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:51:29,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:51:29,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:51:29,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:51:29,783 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:51:29,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:51:29,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:51:29,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:51:29,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:51:29,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:51:29,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:51:29,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:51:29,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:51:29,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:51:29,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:51:29,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:51:29,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:51:29,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:51:29,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:51:29,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:51:29,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:51:29,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:51:29,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:51:29,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:51:29,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:51:29,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:51:29,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:51:29,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:51:29,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:51:29,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:51:29,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:51:29,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:51:29,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:51:29,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:51:29,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:51:29,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:51:29,889 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:51:29,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:51:29,892 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:51:29,893 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:51:29,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CTR_8bitCounter-correct.bpl [2019-08-05 11:51:29,894 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CTR_8bitCounter-correct.bpl' [2019-08-05 11:51:29,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:51:29,923 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:51:29,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:51:29,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:51:29,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:51:29,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:29" (1/1) ... [2019-08-05 11:51:29,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:29" (1/1) ... [2019-08-05 11:51:29,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:29" (1/1) ... [2019-08-05 11:51:29,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:29" (1/1) ... [2019-08-05 11:51:29,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:29" (1/1) ... [2019-08-05 11:51:29,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:29" (1/1) ... [2019-08-05 11:51:29,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:29" (1/1) ... [2019-08-05 11:51:29,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:51:29,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:51:29,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:51:29,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:51:29,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:29" (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 11:51:30,041 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Counter given in one single declaration [2019-08-05 11:51:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure Counter [2019-08-05 11:51:30,041 INFO L138 BoogieDeclarations]: Found implementation of procedure Counter [2019-08-05 11:51:30,861 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:51:30,861 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:51:30,863 INFO L202 PluginConnector]: Adding new model CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:30 BoogieIcfgContainer [2019-08-05 11:51:30,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:51:30,863 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:51:30,863 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:51:30,864 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:51:30,866 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:30" (1/1) ... [2019-08-05 11:51:30,878 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:51:30,880 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:51:30,887 INFO L160 IcfgInterpreter]: Initial procedures are [Counter] [2019-08-05 11:51:30,896 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:51:30,898 INFO L184 IcfgInterpreter]: Interpreting procedure Counter with input of size 1 [2019-08-05 11:51:31,078 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2019-08-05 11:51:31,273 WARN L188 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2019-08-05 11:51:31,590 WARN L188 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2019-08-05 11:51:31,888 WARN L188 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 137 [2019-08-05 11:51:32,148 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 192 [2019-08-05 11:51:32,610 WARN L188 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 247 [2019-08-05 11:51:33,098 WARN L188 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 302 [2019-08-05 11:51:33,727 WARN L188 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 357 [2019-08-05 11:51:34,582 WARN L188 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 412 [2019-08-05 11:51:36,732 WARN L188 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 497 DAG size of output: 467 [2019-08-05 11:51:41,915 WARN L188 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 552 DAG size of output: 522 [2019-08-05 11:51:47,983 WARN L188 SmtUtils]: Spent 5.73 s on a formula simplification. DAG size of input: 607 DAG size of output: 577 [2019-08-05 11:52:09,401 WARN L188 SmtUtils]: Spent 11.58 s on a formula simplification. DAG size of input: 662 DAG size of output: 632 [2019-08-05 11:52:23,808 WARN L188 SmtUtils]: Spent 14.02 s on a formula simplification that was a NOOP. DAG size: 717 [2019-08-05 11:52:25,446 WARN L188 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 75 DAG size of output: 51 [2019-08-05 11:52:25,464 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:52:25,464 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:52:25,468 INFO L178 IcfgInterpreter]: Location CounterErr0ASSERT_VIOLATIONASSERT has predicate 78#false [2019-08-05 11:52:25,470 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:52:25,472 INFO L168 Benchmark]: Toolchain (without parser) took 55549.16 ms. Allocated memory was 140.0 MB in the beginning and 242.2 MB in the end (delta: 102.2 MB). Free memory was 108.5 MB in the beginning and 175.9 MB in the end (delta: -67.4 MB). Peak memory consumption was 117.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:52:25,473 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 140.0 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:52:25,474 INFO L168 Benchmark]: Boogie Preprocessor took 49.62 ms. Allocated memory is still 140.0 MB. Free memory was 108.5 MB in the beginning and 106.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:52:25,475 INFO L168 Benchmark]: RCFGBuilder took 889.61 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 79.6 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:52:25,476 INFO L168 Benchmark]: Symbolic Interpretation took 54607.15 ms. Allocated memory was 140.0 MB in the beginning and 242.2 MB in the end (delta: 102.2 MB). Free memory was 79.6 MB in the beginning and 175.9 MB in the end (delta: -96.3 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:52:25,481 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 0.16 ms. Allocated memory is still 140.0 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.62 ms. Allocated memory is still 140.0 MB. Free memory was 108.5 MB in the beginning and 106.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 889.61 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 79.6 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 54607.15 ms. Allocated memory was 140.0 MB in the beginning and 242.2 MB in the end (delta: 102.2 MB). Free memory was 79.6 MB in the beginning and 175.9 MB in the end (delta: -96.3 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forcibly destroying the process Received shutdown request...