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/20170304-DifficultPathPrograms/diamond2.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:41,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:41,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:41,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:41,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:41,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:41,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:41,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:41,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:41,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:41,724 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:41,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:41,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:41,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:41,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:41,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:41,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:41,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:41,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:41,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:41,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:41,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:41,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:41,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:41,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:41,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:41,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:41,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:41,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:41,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:41,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:41,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:41,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:41,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:41,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:41,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:41,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:41,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:41,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:41,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:41,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:41,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:41,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:41,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:41,803 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:41,803 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:41,804 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond2.i_4.bpl [2019-08-06 16:52:41,804 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond2.i_4.bpl' [2019-08-06 16:52:41,848 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:41,850 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:41,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:41,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:41,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:41,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:41" (1/1) ... [2019-08-06 16:52:41,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:41" (1/1) ... [2019-08-06 16:52:41,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:41" (1/1) ... [2019-08-06 16:52:41,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:41" (1/1) ... [2019-08-06 16:52:41,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:41" (1/1) ... [2019-08-06 16:52:41,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:41" (1/1) ... [2019-08-06 16:52:41,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:41" (1/1) ... [2019-08-06 16:52:41,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:41,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:41,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:41,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:41,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:41" (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 16:52:41,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:42,172 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:42,173 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:42,174 INFO L202 PluginConnector]: Adding new model diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:42 BoogieIcfgContainer [2019-08-06 16:52:42,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:42,174 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:42,175 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:42,175 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:42,176 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:42" (1/1) ... [2019-08-06 16:52:42,187 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:42,190 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:42,197 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:42,205 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:42,207 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:42,327 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:42,327 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:42,332 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (= (mod (ite (and (not (= 0 (mod ULTIMATE.start_main_~x~5 2))) (< (mod ULTIMATE.start_main_~x~5 4294967296) 0)) (+ (mod ULTIMATE.start_main_~x~5 2) (- 2)) (mod ULTIMATE.start_main_~x~5 2)) 4294967296) (mod (ite (and (< (mod ULTIMATE.start_main_~y~5 4294967296) 0) (not (= (mod ULTIMATE.start_main_~y~5 2) 0))) (+ (mod ULTIMATE.start_main_~y~5 2) (- 2)) (mod ULTIMATE.start_main_~y~5 2)) 4294967296)) 1 0)) (< (mod (+ ULTIMATE.start_main_~x~5 4294967277) 4294967296) 99) (= (mod (ite (and (< (mod ULTIMATE.start_main_~y~5 4294967296) 0) (not (= (mod ULTIMATE.start_main_~y~5 2) 0))) (+ (mod ULTIMATE.start_main_~y~5 2) (- 2)) (mod ULTIMATE.start_main_~y~5 2)) 4294967296) 0) (not (< (mod ULTIMATE.start_main_~x~5 4294967296) 99))) [2019-08-06 16:52:42,334 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:42,342 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:42,345 INFO L168 Benchmark]: Toolchain (without parser) took 494.79 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 89.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:42,346 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:52:42,348 INFO L168 Benchmark]: Boogie Preprocessor took 47.19 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 104.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:42,351 INFO L168 Benchmark]: RCFGBuilder took 275.93 ms. Allocated memory is still 133.7 MB. Free memory was 104.7 MB in the beginning and 94.3 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:42,353 INFO L168 Benchmark]: Symbolic Interpretation took 168.10 ms. Allocated memory is still 133.7 MB. Free memory was 94.3 MB in the beginning and 89.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:42,359 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 56]: 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 0.24 ms. Allocated memory is still 133.7 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.19 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 104.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 275.93 ms. Allocated memory is still 133.7 MB. Free memory was 104.7 MB in the beginning and 94.3 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 168.10 ms. Allocated memory is still 133.7 MB. Free memory was 94.3 MB in the beginning and 89.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...