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/pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:31,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:31,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:31,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:31,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:31,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:31,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:31,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:31,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:31,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:31,306 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:31,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:31,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:31,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:31,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:31,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:31,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:31,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:31,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:31,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:31,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:31,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:31,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:31,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:31,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:31,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:31,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:31,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:31,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:31,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:31,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:31,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:31,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:31,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:31,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:31,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:31,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:31,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:31,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:31,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:31,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:31,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:31,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:31,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:31,405 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:31,405 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:31,406 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl [2019-08-06 16:52:31,407 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl' [2019-08-06 16:52:31,480 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:31,482 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:31,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:31,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:31,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:31,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:31" (1/1) ... [2019-08-06 16:52:31,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:31" (1/1) ... [2019-08-06 16:52:31,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:31" (1/1) ... [2019-08-06 16:52:31,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:31" (1/1) ... [2019-08-06 16:52:31,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:31" (1/1) ... [2019-08-06 16:52:31,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:31" (1/1) ... [2019-08-06 16:52:31,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:31" (1/1) ... [2019-08-06 16:52:31,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:31,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:31,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:31,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:31,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:31" (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 16:52:31,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:32,511 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:32,511 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:32,513 INFO L202 PluginConnector]: Adding new model pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:32 BoogieIcfgContainer [2019-08-06 16:52:32,513 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:32,513 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:32,514 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:32,514 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:32,515 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr.3.1.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:32" (1/1) ... [2019-08-06 16:52:32,526 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:32,529 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:32,536 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:32,548 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:32,550 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:32,683 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:32,683 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:32,686 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 61#(= 0 (mod ULTIMATE.start_assert_~arg 256)) [2019-08-06 16:52:32,687 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:32,694 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:32,697 INFO L168 Benchmark]: Toolchain (without parser) took 1214.28 ms. Allocated memory is still 140.0 MB. Free memory was 107.7 MB in the beginning and 60.9 MB in the end (delta: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:32,715 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.96 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 16:52:32,719 INFO L168 Benchmark]: Boogie Preprocessor took 73.27 ms. Allocated memory is still 140.0 MB. Free memory was 107.7 MB in the beginning and 105.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:32,720 INFO L168 Benchmark]: RCFGBuilder took 956.23 ms. Allocated memory is still 140.0 MB. Free memory was 105.3 MB in the beginning and 68.6 MB in the end (delta: 36.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:32,723 INFO L168 Benchmark]: Symbolic Interpretation took 181.09 ms. Allocated memory is still 140.0 MB. Free memory was 68.6 MB in the beginning and 60.9 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:32,728 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 304]: 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 0.96 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 73.27 ms. Allocated memory is still 140.0 MB. Free memory was 107.7 MB in the beginning and 105.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 956.23 ms. Allocated memory is still 140.0 MB. Free memory was 105.3 MB in the beginning and 68.6 MB in the end (delta: 36.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 181.09 ms. Allocated memory is still 140.0 MB. Free memory was 68.6 MB in the beginning and 60.9 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...