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/count_up_down.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:50,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:50,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:50,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:50,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:50,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:50,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:50,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:50,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:50,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:50,163 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:50,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:50,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:50,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:50,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:50,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:50,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:50,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:50,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:50,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:50,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:50,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:50,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:50,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:50,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:50,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:50,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:50,182 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:50,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:50,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:50,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:50,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:50,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:50,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:50,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:50,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:50,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:50,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:50,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:50,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:50,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:50,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:50,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:50,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:50,233 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:50,234 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:50,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_up_down.i_3.bpl [2019-08-06 16:52:50,235 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_up_down.i_3.bpl' [2019-08-06 16:52:50,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:50,269 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:50,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:50,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:50,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:50,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:50" (1/1) ... [2019-08-06 16:52:50,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:50" (1/1) ... [2019-08-06 16:52:50,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:50" (1/1) ... [2019-08-06 16:52:50,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:50" (1/1) ... [2019-08-06 16:52:50,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:50" (1/1) ... [2019-08-06 16:52:50,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:50" (1/1) ... [2019-08-06 16:52:50,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:50" (1/1) ... [2019-08-06 16:52:50,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:50,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:50,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:50,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:50,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:50" (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 16:52:50,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:50,644 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:50,645 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:50,646 INFO L202 PluginConnector]: Adding new model count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:50 BoogieIcfgContainer [2019-08-06 16:52:50,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:50,647 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:50,647 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:50,648 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:50,648 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:50" (1/1) ... [2019-08-06 16:52:50,659 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:50,664 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:50,677 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:50,686 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:50,688 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:50,771 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:50,771 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:50,774 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (= (mod ULTIMATE.start_main_~n~5 4294967296) (mod ULTIMATE.start_main_~y~5 4294967296)) 1 0)) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (< 0 (mod (+ ULTIMATE.start_main_~x~5 1) 4294967296)) (not (< 0 (mod ULTIMATE.start_main_~x~5 4294967296)))) [2019-08-06 16:52:50,775 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:50,781 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:50,784 INFO L168 Benchmark]: Toolchain (without parser) took 514.06 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 92.0 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:50,785 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory is still 109.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:52:50,786 INFO L168 Benchmark]: Boogie Preprocessor took 33.91 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 106.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:50,787 INFO L168 Benchmark]: RCFGBuilder took 342.11 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 97.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:50,789 INFO L168 Benchmark]: Symbolic Interpretation took 134.89 ms. Allocated memory is still 132.6 MB. Free memory was 97.1 MB in the beginning and 92.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:50,793 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 43]: 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 0.20 ms. Allocated memory is still 132.6 MB. Free memory is still 109.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.91 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 106.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 342.11 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 97.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 134.89 ms. Allocated memory is still 132.6 MB. Free memory was 97.1 MB in the beginning and 92.0 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...