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/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:56:00,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:56:00,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:56:00,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:56:00,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:56:00,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:56:00,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:56:00,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:56:00,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:56:00,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:56:00,331 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:56:00,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:56:00,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:56:00,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:56:00,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:56:00,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:56:00,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:56:00,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:56:00,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:56:00,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:56:00,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:56:00,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:56:00,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:56:00,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:56:00,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:56:00,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:56:00,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:56:00,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:56:00,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:56:00,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:56:00,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:56:00,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:56:00,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:56:00,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:56:00,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:56:00,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:56:00,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:56:00,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:56:00,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:56:00,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:56:00,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:56:00,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:56:00,400 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:56:00,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:56:00,405 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:56:00,405 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:56:00,406 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl [2019-08-06 16:56:00,407 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl' [2019-08-06 16:56:00,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:56:00,447 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:56:00,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:56:00,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:56:00,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:56:00,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:00" (1/1) ... [2019-08-06 16:56:00,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:00" (1/1) ... [2019-08-06 16:56:00,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:00" (1/1) ... [2019-08-06 16:56:00,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:00" (1/1) ... [2019-08-06 16:56:00,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:00" (1/1) ... [2019-08-06 16:56:00,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:00" (1/1) ... [2019-08-06 16:56:00,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:00" (1/1) ... [2019-08-06 16:56:00,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:56:00,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:56:00,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:56:00,490 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:56:00,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:00" (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 [2019-08-06 16:56:00,562 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:56:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:56:00,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:56:00,940 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:56:00,940 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:56:00,941 INFO L202 PluginConnector]: Adding new model fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:56:00 BoogieIcfgContainer [2019-08-06 16:56:00,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:56:00,942 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:56:00,942 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:56:00,943 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:56:00,944 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:56:00" (1/1) ... [2019-08-06 16:56:00,956 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:56:00,959 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:56:00,966 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:56:00,974 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:56:00,976 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:56:01,149 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:56:01,150 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:56:01,156 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 48#(and (exists ((v_ULTIMATE.start___VERIFIER_assert_~cond_9 Int)) (and (or (and (= 1 v_ULTIMATE.start___VERIFIER_assert_~cond_9) (<= 0 (+ ULTIMATE.start_main_~k~5 1))) (and (= 0 v_ULTIMATE.start___VERIFIER_assert_~cond_9) (not (<= 0 (+ ULTIMATE.start_main_~k~5 1))))) (not (= 0 v_ULTIMATE.start___VERIFIER_assert_~cond_9)))) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (or (and (= 1 |ULTIMATE.start___VERIFIER_assert_#in~cond|) (<= 0 ULTIMATE.start_main_~k~5)) (and (not (<= 0 ULTIMATE.start_main_~k~5)) (= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond|))) (not (<= ULTIMATE.start_main_~n~5 ULTIMATE.start_main_~j~5)) (= 0 ULTIMATE.start___VERIFIER_assert_~cond)) [2019-08-06 16:56:01,157 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:56:01,171 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:56:01,175 INFO L168 Benchmark]: Toolchain (without parser) took 726.14 ms. Allocated memory is still 132.6 MB. Free memory was 108.8 MB in the beginning and 88.5 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:01,183 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 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. [2019-08-06 16:56:01,190 INFO L168 Benchmark]: Boogie Preprocessor took 41.62 ms. Allocated memory is still 132.6 MB. Free memory was 108.8 MB in the beginning and 106.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:01,195 INFO L168 Benchmark]: RCFGBuilder took 451.79 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 95.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:01,197 INFO L168 Benchmark]: Symbolic Interpretation took 229.16 ms. Allocated memory is still 132.6 MB. Free memory was 95.8 MB in the beginning and 88.5 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:01,213 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 83]: 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 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 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 41.62 ms. Allocated memory is still 132.6 MB. Free memory was 108.8 MB in the beginning and 106.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 451.79 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 95.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 229.16 ms. Allocated memory is still 132.6 MB. Free memory was 95.8 MB in the beginning and 88.5 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...