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/simple1.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:30,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:30,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:30,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:30,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:30,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:30,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:30,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:30,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:30,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:30,567 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:30,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:30,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:30,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:30,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:30,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:30,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:30,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:30,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:30,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:30,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:30,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:30,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:30,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:30,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:30,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:30,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:30,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:30,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:30,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:30,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:30,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:30,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:30,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:30,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:30,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:30,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:30,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:30,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:30,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:30,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:30,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:30,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:30,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:30,669 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:30,670 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:30,672 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple1.i_3.bpl [2019-08-06 16:52:30,672 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple1.i_3.bpl' [2019-08-06 16:52:30,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:30,705 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:30,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:30,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:30,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:30,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:30,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:30,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:30,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:30,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (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 16:52:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:31,103 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:31,104 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:31,105 INFO L202 PluginConnector]: Adding new model simple1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:31 BoogieIcfgContainer [2019-08-06 16:52:31,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:31,107 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:31,107 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:31,108 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:31,109 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "simple1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:31" (1/1) ... [2019-08-06 16:52:31,123 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:31,126 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:31,134 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:31,145 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:31,146 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:31,219 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:31,220 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:31,223 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= (ite (<= (mod (ite (and (not (= 0 (mod ULTIMATE.start_main_~x~4 2))) (< (mod ULTIMATE.start_main_~x~4 4294967296) 0)) (+ (mod ULTIMATE.start_main_~x~4 2) (- 2)) (mod ULTIMATE.start_main_~x~4 2)) 4294967296) 2147483647) (mod (ite (and (not (= 0 (mod ULTIMATE.start_main_~x~4 2))) (< (mod ULTIMATE.start_main_~x~4 4294967296) 0)) (+ (mod ULTIMATE.start_main_~x~4 2) (- 2)) (mod ULTIMATE.start_main_~x~4 2)) 4294967296) (+ (mod (ite (and (not (= 0 (mod ULTIMATE.start_main_~x~4 2))) (< (mod ULTIMATE.start_main_~x~4 4294967296) 0)) (+ (mod ULTIMATE.start_main_~x~4 2) (- 2)) (mod ULTIMATE.start_main_~x~4 2)) 4294967296) (- 4294967296))) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (< (mod (+ ULTIMATE.start_main_~x~4 4294967294) 4294967296) 268435455) (not (< (mod ULTIMATE.start_main_~x~4 4294967296) 268435455))) [2019-08-06 16:52:31,225 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:31,232 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:31,235 INFO L168 Benchmark]: Toolchain (without parser) took 528.35 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 91.7 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:31,237 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.28 ms. Allocated memory is still 140.0 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:52:31,238 INFO L168 Benchmark]: Boogie Preprocessor took 39.77 ms. Allocated memory is still 140.0 MB. Free memory was 108.1 MB in the beginning and 106.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:31,239 INFO L168 Benchmark]: RCFGBuilder took 359.53 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 96.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:31,240 INFO L168 Benchmark]: Symbolic Interpretation took 125.00 ms. Allocated memory is still 140.0 MB. Free memory was 96.8 MB in the beginning and 91.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:31,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 30]: 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 0.28 ms. Allocated memory is still 140.0 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.77 ms. Allocated memory is still 140.0 MB. Free memory was 108.1 MB in the beginning and 106.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 359.53 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 96.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 125.00 ms. Allocated memory is still 140.0 MB. Free memory was 96.8 MB in the beginning and 91.7 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...