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-b03553c [2019-08-05 18:13:14,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:13:14,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:13:14,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:13:14,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:13:14,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:13:14,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:13:14,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:13:14,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:13:14,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:13:14,685 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:13:14,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:13:14,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:13:14,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:13:14,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:13:14,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:13:14,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:13:14,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:13:14,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:13:14,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:13:14,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:13:14,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:13:14,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:13:14,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:13:14,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:13:14,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:13:14,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:13:14,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:13:14,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:13:14,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:13:14,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:13:14,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:13:14,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:13:14,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:13:14,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:13:14,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:13:14,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:13:14,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:13:14,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:13:14,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:13:14,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:13:14,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:13:14,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:13:14,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:13:14,808 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:13:14,808 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:13:14,810 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl [2019-08-05 18:13:14,811 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl' [2019-08-05 18:13:14,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:13:14,871 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:13:14,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:13:14,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:13:14,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:13:14,898 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 05.08 06:13:14" (1/1) ... [2019-08-05 18:13:14,900 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 05.08 06:13:14" (1/1) ... [2019-08-05 18:13:14,909 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 05.08 06:13:14" (1/1) ... [2019-08-05 18:13:14,910 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 05.08 06:13:14" (1/1) ... [2019-08-05 18:13:14,914 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 05.08 06:13:14" (1/1) ... [2019-08-05 18:13:14,917 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 05.08 06:13:14" (1/1) ... [2019-08-05 18:13:14,918 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 05.08 06:13:14" (1/1) ... [2019-08-05 18:13:14,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:13:14,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:13:14,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:13:14,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:13:14,923 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 05.08 06:13:14" (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 18:13:15,000 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 18:13:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:13:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:13:15,188 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-08-05 18:13:15,190 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:13:15,191 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:13:15,192 INFO L202 PluginConnector]: Adding new model nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:13:15 BoogieIcfgContainer [2019-08-05 18:13:15,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:13:15,193 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:13:15,193 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:13:15,193 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:13:15,194 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 05.08 06:13:15" (1/1) ... [2019-08-05 18:13:15,205 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:13:15,208 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:13:15,215 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:13:15,223 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:13:15,226 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:13:15,392 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:13:15,393 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:13:15,396 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 57#(and (< ULTIMATE.start_main_~y~4 4294967296) (< ULTIMATE.start_main_~x~4 4294967296) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (not (< ULTIMATE.start_main_~y~4 10)) (not (= 0 (mod ULTIMATE.start_main_~x~4 2))) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (< ULTIMATE.start_main_~y~4 11) (<= 0 ULTIMATE.start_main_~x~4) (not (< ULTIMATE.start_main_~x~4 268435455)) (< (mod ULTIMATE.start_main_~x~4 2) 2) (<= 1 ULTIMATE.start_main_~y~4) (<= 0 (+ (mod ULTIMATE.start_main_~x~4 2) 4294967294)) (= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond|) (<= 4 ULTIMATE.start_main_~x~4)) [2019-08-05 18:13:15,397 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:13:15,404 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:13:15,407 INFO L168 Benchmark]: Toolchain (without parser) took 536.53 ms. Allocated memory is still 135.8 MB. Free memory was 108.4 MB in the beginning and 90.0 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:15,408 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:13:15,409 INFO L168 Benchmark]: Boogie Preprocessor took 48.47 ms. Allocated memory is still 135.8 MB. Free memory was 108.0 MB in the beginning and 106.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:15,410 INFO L168 Benchmark]: RCFGBuilder took 271.86 ms. Allocated memory is still 135.8 MB. Free memory was 105.8 MB in the beginning and 96.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:15,411 INFO L168 Benchmark]: Symbolic Interpretation took 211.55 ms. Allocated memory is still 135.8 MB. Free memory was 96.4 MB in the beginning and 90.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:15,415 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 0.23 ms. Allocated memory is still 135.8 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.47 ms. Allocated memory is still 135.8 MB. Free memory was 108.0 MB in the beginning and 106.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 271.86 ms. Allocated memory is still 135.8 MB. Free memory was 105.8 MB in the beginning and 96.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 211.55 ms. Allocated memory is still 135.8 MB. Free memory was 96.4 MB in the beginning and 90.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...