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 [2019-08-04 21:55:19,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:55:19,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:55:19,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:55:19,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:55:19,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:55:19,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:55:19,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:55:19,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:55:19,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:55:19,520 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:55:19,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:55:19,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:55:19,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:55:19,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:55:19,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:55:19,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:55:19,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:55:19,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:55:19,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:55:19,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:55:19,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:55:19,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:55:19,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:55:19,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:55:19,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:55:19,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:55:19,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:55:19,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:55:19,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:55:19,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:55:19,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:55:19,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:55:19,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:55:19,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:55:19,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:55:19,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:55:19,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:55:19,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:55:19,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:55:19,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:55:19,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:55:19,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:55:19,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:55:19,621 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:55:19,621 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:55:19,622 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl [2019-08-04 21:55:19,622 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl' [2019-08-04 21:55:19,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:55:19,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:55:19,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:55:19,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:55:19,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:55:19,681 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 04.08 09:55:19" (1/1) ... [2019-08-04 21:55:19,683 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 04.08 09:55:19" (1/1) ... [2019-08-04 21:55:19,690 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 04.08 09:55:19" (1/1) ... [2019-08-04 21:55:19,691 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 04.08 09:55:19" (1/1) ... [2019-08-04 21:55:19,696 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 04.08 09:55:19" (1/1) ... [2019-08-04 21:55:19,698 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 04.08 09:55:19" (1/1) ... [2019-08-04 21:55:19,699 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 04.08 09:55:19" (1/1) ... [2019-08-04 21:55:19,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:55:19,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:55:19,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:55:19,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:55:19,704 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 04.08 09:55:19" (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 [2019-08-04 21:55:19,768 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-04 21:55:19,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:55:19,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:55:20,001 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-08-04 21:55:20,003 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:55:20,003 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-04 21:55:20,004 INFO L202 PluginConnector]: Adding new model nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:55:20 BoogieIcfgContainer [2019-08-04 21:55:20,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:55:20,005 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:55:20,005 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:55:20,005 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:55:20,007 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 04.08 09:55:20" (1/1) ... [2019-08-04 21:55:20,016 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:55:20,018 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:55:20,025 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-04 21:55:20,034 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:55:20,036 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-04 21:55:20,401 WARN L188 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 17 [2019-08-04 21:55:20,758 WARN L188 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 21 [2019-08-04 21:55:20,999 WARN L188 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2019-08-04 21:55:21,243 WARN L188 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2019-08-04 21:55:21,628 WARN L188 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 23 [2019-08-04 21:55:21,816 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 24 [2019-08-04 21:55:22,122 WARN L188 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2019-08-04 21:55:22,250 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-08-04 21:55:22,586 WARN L188 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-08-04 21:55:23,246 WARN L188 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 25 [2019-08-04 21:55:23,285 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:55:23,285 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:55:23,289 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 91#false [2019-08-04 21:55:23,291 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:55:23,293 INFO L168 Benchmark]: Toolchain (without parser) took 3636.79 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 109.0 MB in the beginning and 158.1 MB in the end (delta: -49.1 MB). Peak memory consumption was 90.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:23,294 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 110.2 MB in the beginning and 110.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-04 21:55:23,295 INFO L168 Benchmark]: Boogie Preprocessor took 44.45 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 106.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:23,296 INFO L168 Benchmark]: RCFGBuilder took 303.29 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 96.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:23,298 INFO L168 Benchmark]: Symbolic Interpretation took 3286.36 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 96.6 MB in the beginning and 158.1 MB in the end (delta: -61.5 MB). Peak memory consumption was 77.7 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:23,301 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 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 110.2 MB in the beginning and 110.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.45 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 106.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 303.29 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 96.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3286.36 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 96.6 MB in the beginning and 158.1 MB in the end (delta: -61.5 MB). Peak memory consumption was 77.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...