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/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:55:21,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:55:21,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:55:21,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:55:21,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:55:21,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:55:21,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:55:21,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:55:21,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:55:21,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:55:21,347 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:55:21,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:55:21,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:55:21,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:55:21,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:55:21,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:55:21,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:55:21,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:55:21,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:55:21,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:55:21,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:55:21,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:55:21,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:55:21,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:55:21,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:55:21,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:55:21,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:55:21,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:55:21,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:55:21,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:55:21,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:55:21,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:55:21,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:55:21,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:55:21,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:55:21,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:55:21,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:55:21,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:55:21,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:55:21,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:55:21,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:55:21,425 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:55:21,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:55:21,439 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:55:21,441 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:55:21,441 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:55:21,442 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl [2019-08-04 21:55:21,442 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl' [2019-08-04 21:55:21,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:55:21,492 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:55:21,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:55:21,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:55:21,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:55:21,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:21" (1/1) ... [2019-08-04 21:55:21,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:21" (1/1) ... [2019-08-04 21:55:21,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:21" (1/1) ... [2019-08-04 21:55:21,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:21" (1/1) ... [2019-08-04 21:55:21,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:21" (1/1) ... [2019-08-04 21:55:21,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:21" (1/1) ... [2019-08-04 21:55:21,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:21" (1/1) ... [2019-08-04 21:55:21,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:55:21,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:55:21,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:55:21,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:55:21,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:21" (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 [2019-08-04 21:55:21,607 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-04 21:55:21,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:55:21,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:55:21,895 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-08-04 21:55:21,897 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:55:21,897 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-04 21:55:21,899 INFO L202 PluginConnector]: Adding new model nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:55:21 BoogieIcfgContainer [2019-08-04 21:55:21,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:55:21,899 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:55:21,899 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:55:21,900 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:55:21,902 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:55:21" (1/1) ... [2019-08-04 21:55:21,914 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:55:21,917 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:55:21,925 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-04 21:55:21,933 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:55:21,935 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-04 21:55:22,090 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 6 [2019-08-04 21:55:22,737 WARN L188 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 9 [2019-08-04 21:55:22,866 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2019-08-04 21:55:23,088 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2019-08-04 21:55:23,475 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-08-04 21:55:23,694 WARN L188 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2019-08-04 21:55:23,904 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:55:23,904 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:55:23,909 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 83#(and (not (= 0 (mod ULTIMATE.start_main_~x~4 2))) (< ULTIMATE.start_main_~x~4 4294967296) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (< ULTIMATE.start_main_~y~4 11) (not (< ULTIMATE.start_main_~x~4 268435455)) (not (< ULTIMATE.start_main_~y~4 10)) (= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond|)) [2019-08-04 21:55:23,917 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:55:23,920 INFO L168 Benchmark]: Toolchain (without parser) took 2426.76 ms. Allocated memory was 134.7 MB in the beginning and 168.8 MB in the end (delta: 34.1 MB). Free memory was 112.3 MB in the beginning and 119.4 MB in the end (delta: -7.1 MB). Peak memory consumption was 56.2 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:23,920 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory is still 113.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-04 21:55:23,922 INFO L168 Benchmark]: Boogie Preprocessor took 42.99 ms. Allocated memory is still 134.7 MB. Free memory was 111.9 MB in the beginning and 110.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:23,923 INFO L168 Benchmark]: RCFGBuilder took 362.78 ms. Allocated memory is still 134.7 MB. Free memory was 109.8 MB in the beginning and 100.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:23,925 INFO L168 Benchmark]: Symbolic Interpretation took 2017.90 ms. Allocated memory was 134.7 MB in the beginning and 168.8 MB in the end (delta: 34.1 MB). Free memory was 100.3 MB in the beginning and 119.4 MB in the end (delta: -19.1 MB). Peak memory consumption was 44.2 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:23,930 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 35]: 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.. Possible FailurePath: * 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 134.7 MB. Free memory is still 113.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.99 ms. Allocated memory is still 134.7 MB. Free memory was 111.9 MB in the beginning and 110.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 362.78 ms. Allocated memory is still 134.7 MB. Free memory was 109.8 MB in the beginning and 100.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2017.90 ms. Allocated memory was 134.7 MB in the beginning and 168.8 MB in the end (delta: 34.1 MB). Free memory was 100.3 MB in the beginning and 119.4 MB in the end (delta: -19.1 MB). Peak memory consumption was 44.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...