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 0.1.24-4ddfff8 [2019-08-09 14:10:19,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:10:19,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:10:19,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:10:19,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:10:19,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:10:19,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:10:19,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:10:19,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:10:19,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:10:19,147 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:10:19,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:10:19,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:10:19,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:10:19,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:10:19,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:10:19,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:10:19,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:10:19,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:10:19,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:10:19,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:10:19,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:10:19,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:10:19,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:10:19,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:10:19,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:10:19,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:10:19,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:10:19,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:10:19,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:10:19,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:10:19,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:10:19,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:10:19,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:10:19,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:10:19,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:10:19,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:10:19,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:10:19,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:10:19,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:10:19,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:10:19,204 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:10:19,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:10:19,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:10:19,222 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:10:19,222 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:10:19,223 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_up_down.i_3.bpl [2019-08-09 14:10:19,223 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_up_down.i_3.bpl' [2019-08-09 14:10:19,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:10:19,260 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:10:19,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:10:19,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:10:19,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:10:19,285 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 09.08 02:10:19" (1/1) ... [2019-08-09 14:10:19,286 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 09.08 02:10:19" (1/1) ... [2019-08-09 14:10:19,294 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 09.08 02:10:19" (1/1) ... [2019-08-09 14:10:19,294 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 09.08 02:10:19" (1/1) ... [2019-08-09 14:10:19,297 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 09.08 02:10:19" (1/1) ... [2019-08-09 14:10:19,299 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 09.08 02:10:19" (1/1) ... [2019-08-09 14:10:19,300 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 09.08 02:10:19" (1/1) ... [2019-08-09 14:10:19,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:10:19,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:10:19,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:10:19,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:10:19,304 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 09.08 02:10:19" (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 [2019-08-09 14:10:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:10:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:10:19,565 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:10:19,565 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:10:19,567 INFO L202 PluginConnector]: Adding new model count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:10:19 BoogieIcfgContainer [2019-08-09 14:10:19,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:10:19,568 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:10:19,568 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:10:19,569 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:10:19,570 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 09.08 02:10:19" (1/1) ... [2019-08-09 14:10:19,719 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:10:19,725 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:10:19,728 INFO L168 Benchmark]: Toolchain (without parser) took 467.34 ms. Allocated memory is still 130.5 MB. Free memory was 106.9 MB in the beginning and 90.4 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:19,729 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 130.5 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:10:19,730 INFO L168 Benchmark]: Boogie Preprocessor took 41.47 ms. Allocated memory is still 130.5 MB. Free memory was 106.9 MB in the beginning and 104.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:19,731 INFO L168 Benchmark]: RCFGBuilder took 265.30 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 95.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:19,732 INFO L168 Benchmark]: Symbolic Interpretation took 157.26 ms. Allocated memory is still 130.5 MB. Free memory was 95.1 MB in the beginning and 90.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:19,736 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. Predicate is 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) (not (< 0 (mod ULTIMATE.start_main_~x~5 4294967296)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 130.5 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.47 ms. Allocated memory is still 130.5 MB. Free memory was 106.9 MB in the beginning and 104.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 265.30 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 95.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 157.26 ms. Allocated memory is still 130.5 MB. Free memory was 95.1 MB in the beginning and 90.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...