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-b03553c [2019-08-05 18:11:03,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:11:03,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:11:03,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:11:03,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:11:03,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:11:03,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:11:03,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:11:03,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:11:03,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:11:03,524 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:11:03,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:11:03,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:11:03,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:11:03,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:11:03,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:11:03,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:11:03,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:11:03,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:11:03,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:11:03,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:11:03,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:11:03,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:11:03,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:11:03,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:11:03,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:11:03,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:11:03,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:11:03,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:11:03,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:11:03,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:11:03,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:11:03,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:11:03,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:11:03,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:11:03,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:11:03,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:11:03,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:11:03,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:11:03,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:11:03,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:11:03,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:11:03,598 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:11:03,602 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:11:03,604 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:11:03,604 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:11:03,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond2.i_4.bpl [2019-08-05 18:11:03,605 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond2.i_4.bpl' [2019-08-05 18:11:03,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:11:03,661 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:11:03,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:11:03,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:11:03,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:11:03,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:03" (1/1) ... [2019-08-05 18:11:03,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:03" (1/1) ... [2019-08-05 18:11:03,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:03" (1/1) ... [2019-08-05 18:11:03,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:03" (1/1) ... [2019-08-05 18:11:03,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:03" (1/1) ... [2019-08-05 18:11:03,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:03" (1/1) ... [2019-08-05 18:11:03,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:03" (1/1) ... [2019-08-05 18:11:03,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:11:03,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:11:03,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:11:03,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:11:03,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:03" (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 18:11:03,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:11:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:11:04,085 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:11:04,085 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 18:11:04,087 INFO L202 PluginConnector]: Adding new model diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:11:04 BoogieIcfgContainer [2019-08-05 18:11:04,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:11:04,087 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:11:04,087 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:11:04,088 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:11:04,089 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 05.08 06:11:04" (1/1) ... [2019-08-05 18:11:04,098 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:11:04,101 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:11:04,107 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:11:04,117 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:11:04,118 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:11:04,197 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:11:04,197 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:11:04,200 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))) [2019-08-05 18:11:04,202 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:11:04,209 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:11:04,212 INFO L168 Benchmark]: Toolchain (without parser) took 550.38 ms. Allocated memory is still 139.5 MB. Free memory was 107.4 MB in the beginning and 89.7 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:04,213 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 139.5 MB. Free memory is still 108.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:11:04,214 INFO L168 Benchmark]: Boogie Preprocessor took 48.15 ms. Allocated memory is still 139.5 MB. Free memory was 107.4 MB in the beginning and 105.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:04,215 INFO L168 Benchmark]: RCFGBuilder took 376.68 ms. Allocated memory is still 139.5 MB. Free memory was 105.2 MB in the beginning and 95.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:04,217 INFO L168 Benchmark]: Symbolic Interpretation took 122.09 ms. Allocated memory is still 139.5 MB. Free memory was 95.2 MB in the beginning and 89.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:04,221 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 0.26 ms. Allocated memory is still 139.5 MB. Free memory is still 108.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.15 ms. Allocated memory is still 139.5 MB. Free memory was 107.4 MB in the beginning and 105.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 376.68 ms. Allocated memory is still 139.5 MB. Free memory was 105.2 MB in the beginning and 95.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 122.09 ms. Allocated memory is still 139.5 MB. Free memory was 95.2 MB in the beginning and 89.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...