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-b03553c [2019-08-05 18:13:12,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:13:12,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:13:12,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:13:12,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:13:12,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:13:12,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:13:12,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:13:12,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:13:12,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:13:12,124 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:13:12,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:13:12,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:13:12,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:13:12,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:13:12,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:13:12,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:13:12,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:13:12,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:13:12,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:13:12,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:13:12,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:13:12,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:13:12,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:13:12,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:13:12,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:13:12,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:13:12,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:13:12,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:13:12,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:13:12,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:13:12,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:13:12,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:13:12,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:13:12,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:13:12,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:13:12,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:13:12,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:13:12,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:13:12,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:13:12,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:13:12,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:13:12,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:13:12,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:13:12,249 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:13:12,250 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:13:12,250 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl [2019-08-05 18:13:12,250 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl' [2019-08-05 18:13:12,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:13:12,282 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:13:12,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:13:12,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:13:12,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:13:12,306 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 05.08 06:13:12" (1/1) ... [2019-08-05 18:13:12,308 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 05.08 06:13:12" (1/1) ... [2019-08-05 18:13:12,315 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 05.08 06:13:12" (1/1) ... [2019-08-05 18:13:12,315 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 05.08 06:13:12" (1/1) ... [2019-08-05 18:13:12,319 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 05.08 06:13:12" (1/1) ... [2019-08-05 18:13:12,321 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 05.08 06:13:12" (1/1) ... [2019-08-05 18:13:12,322 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 05.08 06:13:12" (1/1) ... [2019-08-05 18:13:12,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:13:12,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:13:12,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:13:12,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:13:12,326 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 05.08 06:13:12" (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 18:13:12,392 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 18:13:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:13:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:13:12,814 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:13:12,814 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:13:12,816 INFO L202 PluginConnector]: Adding new model down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:13:12 BoogieIcfgContainer [2019-08-05 18:13:12,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:13:12,817 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:13:12,817 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:13:12,818 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:13:12,819 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 05.08 06:13:12" (1/1) ... [2019-08-05 18:13:12,850 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:13:12,859 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:13:12,877 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:13:12,896 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:13:12,898 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:13:13,034 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:13:13,035 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:13:13,038 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|)))) [2019-08-05 18:13:13,039 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:13:13,047 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:13:13,050 INFO L168 Benchmark]: Toolchain (without parser) took 766.42 ms. Allocated memory is still 141.0 MB. Free memory was 108.2 MB in the beginning and 88.0 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:13,052 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:13:13,053 INFO L168 Benchmark]: Boogie Preprocessor took 41.09 ms. Allocated memory is still 141.0 MB. Free memory was 108.0 MB in the beginning and 106.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:13,054 INFO L168 Benchmark]: RCFGBuilder took 492.05 ms. Allocated memory is still 141.0 MB. Free memory was 106.0 MB in the beginning and 94.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:13,055 INFO L168 Benchmark]: Symbolic Interpretation took 230.29 ms. Allocated memory is still 141.0 MB. Free memory was 94.4 MB in the beginning and 88.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:13,059 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 0.16 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.09 ms. Allocated memory is still 141.0 MB. Free memory was 108.0 MB in the beginning and 106.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 492.05 ms. Allocated memory is still 141.0 MB. Free memory was 106.0 MB in the beginning and 94.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 230.29 ms. Allocated memory is still 141.0 MB. Free memory was 94.4 MB in the beginning and 88.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...