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/down.i_4.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:56:06,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:56:06,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:56:06,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:56:06,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:56:06,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:56:06,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:56:06,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:56:06,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:56:06,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:56:06,461 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:56:06,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:56:06,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:56:06,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:56:06,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:56:06,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:56:06,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:56:06,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:56:06,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:56:06,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:56:06,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:56:06,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:56:06,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:56:06,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:56:06,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:56:06,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:56:06,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:56:06,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:56:06,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:56:06,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:56:06,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:56:06,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:56:06,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:56:06,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:56:06,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:56:06,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:56:06,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:56:06,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:56:06,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:56:06,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:56:06,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:56:06,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:56:06,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:56:06,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:56:06,551 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:56:06,552 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:56:06,552 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl [2019-08-06 16:56:06,553 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl' [2019-08-06 16:56:06,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:56:06,595 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:56:06,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:56:06,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:56:06,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:56:06,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:06" (1/1) ... [2019-08-06 16:56:06,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:06" (1/1) ... [2019-08-06 16:56:06,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:06" (1/1) ... [2019-08-06 16:56:06,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:06" (1/1) ... [2019-08-06 16:56:06,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:06" (1/1) ... [2019-08-06 16:56:06,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:06" (1/1) ... [2019-08-06 16:56:06,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:06" (1/1) ... [2019-08-06 16:56:06,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:56:06,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:56:06,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:56:06,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:56:06,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:06" (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 16:56:06,708 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:56:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:56:06,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:56:07,066 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:56:07,066 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:56:07,068 INFO L202 PluginConnector]: Adding new model down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:56:07 BoogieIcfgContainer [2019-08-06 16:56:07,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:56:07,068 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:56:07,069 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:56:07,069 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:56:07,075 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:56:07" (1/1) ... [2019-08-06 16:56:07,094 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:56:07,099 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:56:07,113 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:56:07,128 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:56:07,129 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:56:07,241 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:56:07,241 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:56:07,244 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 44#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (exists ((v_ULTIMATE.start___VERIFIER_assert_~cond_12 Int)) (not (= 0 v_ULTIMATE.start___VERIFIER_assert_~cond_12))) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (< 0 ULTIMATE.start_main_~j~5) (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|)))) [2019-08-06 16:56:07,245 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:56:07,251 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:56:07,253 INFO L168 Benchmark]: Toolchain (without parser) took 659.28 ms. Allocated memory is still 134.2 MB. Free memory was 109.4 MB in the beginning and 89.2 MB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:07,255 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:56:07,256 INFO L168 Benchmark]: Boogie Preprocessor took 44.24 ms. Allocated memory is still 134.2 MB. Free memory was 109.2 MB in the beginning and 107.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:07,257 INFO L168 Benchmark]: RCFGBuilder took 427.95 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 95.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:07,258 INFO L168 Benchmark]: Symbolic Interpretation took 182.41 ms. Allocated memory is still 134.2 MB. Free memory was 95.7 MB in the beginning and 89.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:07,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 76]: 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 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.24 ms. Allocated memory is still 134.2 MB. Free memory was 109.2 MB in the beginning and 107.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 427.95 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 95.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 182.41 ms. Allocated memory is still 134.2 MB. Free memory was 95.7 MB in the beginning and 89.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...