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/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:50:45,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:50:45,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:50:45,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:50:45,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:50:45,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:50:45,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:50:45,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:50:45,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:50:45,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:50:45,750 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:50:45,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:50:45,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:50:45,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:50:45,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:50:45,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:50:45,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:50:45,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:50:45,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:50:45,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:50:45,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:50:45,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:50:45,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:50:45,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:50:45,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:50:45,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:50:45,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:50:45,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:50:45,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:50:45,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:50:45,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:50:45,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:50:45,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:50:45,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:50:45,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:50:45,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:50:45,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:50:45,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:50:45,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:50:45,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:50:45,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:50:45,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:50:45,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:50:45,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:50:45,856 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:50:45,857 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:50:45,857 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl [2019-08-05 11:50:45,858 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl' [2019-08-05 11:50:45,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:50:45,891 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:50:45,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:50:45,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:50:45,892 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:50:45,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:45" (1/1) ... [2019-08-05 11:50:45,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:45" (1/1) ... [2019-08-05 11:50:45,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:45" (1/1) ... [2019-08-05 11:50:45,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:45" (1/1) ... [2019-08-05 11:50:45,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:45" (1/1) ... [2019-08-05 11:50:45,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:45" (1/1) ... [2019-08-05 11:50:45,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:45" (1/1) ... [2019-08-05 11:50:45,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:50:45,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:50:45,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:50:45,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:50:45,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:45" (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 11:50:45,999 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:50:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:50:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:50:46,278 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-08-05 11:50:46,280 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:50:46,281 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:50:46,282 INFO L202 PluginConnector]: Adding new model nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:46 BoogieIcfgContainer [2019-08-05 11:50:46,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:50:46,283 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:50:46,283 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:50:46,283 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:50:46,289 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:46" (1/1) ... [2019-08-05 11:50:46,300 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:50:46,303 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:50:46,315 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:50:46,325 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:50:46,326 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:50:46,630 WARN L188 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 17 [2019-08-05 11:50:46,971 WARN L188 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 21 [2019-08-05 11:50:47,228 WARN L188 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2019-08-05 11:50:47,436 WARN L188 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2019-08-05 11:50:47,569 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-08-05 11:50:47,779 WARN L188 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 23 [2019-08-05 11:50:47,950 WARN L188 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 24 [2019-08-05 11:50:48,219 WARN L188 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2019-08-05 11:50:48,364 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-08-05 11:50:48,696 WARN L188 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-08-05 11:50:49,462 WARN L188 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 25 [2019-08-05 11:50:49,498 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:50:49,499 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:50:49,501 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 91#false [2019-08-05 11:50:49,503 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:50:49,506 INFO L168 Benchmark]: Toolchain (without parser) took 3614.06 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 111.1 MB in the beginning and 157.3 MB in the end (delta: -46.3 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:49,507 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 112.3 MB in the beginning and 112.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 11:50:49,508 INFO L168 Benchmark]: Boogie Preprocessor took 40.17 ms. Allocated memory is still 139.5 MB. Free memory was 110.8 MB in the beginning and 108.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:49,509 INFO L168 Benchmark]: RCFGBuilder took 350.62 ms. Allocated memory is still 139.5 MB. Free memory was 108.9 MB in the beginning and 98.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:49,510 INFO L168 Benchmark]: Symbolic Interpretation took 3220.47 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 98.7 MB in the beginning and 157.3 MB in the end (delta: -58.6 MB). Peak memory consumption was 74.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:49,514 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 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 112.3 MB in the beginning and 112.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.17 ms. Allocated memory is still 139.5 MB. Free memory was 110.8 MB in the beginning and 108.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 350.62 ms. Allocated memory is still 139.5 MB. Free memory was 108.9 MB in the beginning and 98.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3220.47 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 98.7 MB in the beginning and 157.3 MB in the end (delta: -58.6 MB). Peak memory consumption was 74.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...