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.ufo.BOUNDED-6.pals.c_13.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:53:04,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:53:04,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:53:04,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:53:04,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:53:04,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:53:04,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:53:04,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:53:04,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:53:04,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:53:04,361 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:53:04,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:53:04,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:53:04,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:53:04,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:53:04,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:53:04,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:53:04,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:53:04,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:53:04,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:53:04,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:53:04,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:53:04,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:53:04,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:53:04,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:53:04,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:53:04,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:53:04,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:53:04,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:53:04,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:53:04,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:53:04,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:53:04,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:53:04,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:53:04,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:53:04,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:53:04,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:53:04,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:53:04,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:53:04,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:53:04,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:53:04,437 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:53:04,449 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:53:04,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:53:04,454 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:53:04,454 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:53:04,455 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl [2019-08-06 16:53:04,455 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl' [2019-08-06 16:53:04,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:53:04,504 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:53:04,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:53:04,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:53:04,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:53:04,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:04" (1/1) ... [2019-08-06 16:53:04,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:04" (1/1) ... [2019-08-06 16:53:04,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:04" (1/1) ... [2019-08-06 16:53:04,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:04" (1/1) ... [2019-08-06 16:53:04,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:04" (1/1) ... [2019-08-06 16:53:04,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:04" (1/1) ... [2019-08-06 16:53:04,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:04" (1/1) ... [2019-08-06 16:53:04,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:53:04,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:53:04,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:53:04,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:53:04,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:04" (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 16:53:04,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:53:04,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:53:05,564 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:53:05,565 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:53:05,566 INFO L202 PluginConnector]: Adding new model pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:53:05 BoogieIcfgContainer [2019-08-06 16:53:05,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:53:05,567 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:53:05,568 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:53:05,568 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:53:05,569 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:53:05" (1/1) ... [2019-08-06 16:53:05,583 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:53:05,586 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:53:05,594 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:53:05,602 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:53:05,604 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:53:05,734 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:53:05,734 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:53:05,737 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 61#(= 0 (mod ULTIMATE.start_assert_~arg 256)) [2019-08-06 16:53:05,739 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:53:05,747 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:53:05,766 INFO L168 Benchmark]: Toolchain (without parser) took 1257.62 ms. Allocated memory was 135.3 MB in the beginning and 174.1 MB in the end (delta: 38.8 MB). Free memory was 107.0 MB in the beginning and 153.8 MB in the end (delta: -46.8 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:05,768 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:53:05,775 INFO L168 Benchmark]: Boogie Preprocessor took 49.05 ms. Allocated memory is still 135.3 MB. Free memory was 107.0 MB in the beginning and 104.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:05,779 INFO L168 Benchmark]: RCFGBuilder took 1012.77 ms. Allocated memory is still 135.3 MB. Free memory was 104.6 MB in the beginning and 67.9 MB in the end (delta: 36.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:05,780 INFO L168 Benchmark]: Symbolic Interpretation took 192.44 ms. Allocated memory was 135.3 MB in the beginning and 174.1 MB in the end (delta: 38.8 MB). Free memory was 67.9 MB in the beginning and 153.8 MB in the end (delta: -85.9 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:05,788 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 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.05 ms. Allocated memory is still 135.3 MB. Free memory was 107.0 MB in the beginning and 104.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1012.77 ms. Allocated memory is still 135.3 MB. Free memory was 104.6 MB in the beginning and 67.9 MB in the end (delta: 36.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 192.44 ms. Allocated memory was 135.3 MB in the beginning and 174.1 MB in the end (delta: 38.8 MB). Free memory was 67.9 MB in the beginning and 153.8 MB in the end (delta: -85.9 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...