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-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:16,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:16,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:16,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:16,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:16,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:16,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:16,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:16,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:16,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:16,821 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:16,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:16,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:16,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:16,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:16,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:16,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:16,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:16,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:16,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:16,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:16,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:16,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:16,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:16,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:16,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:16,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:16,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:16,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:16,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:16,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:16,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:16,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:16,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:16,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:16,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:16,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:16,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:16,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:16,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:16,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:16,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:16,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:16,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:16,911 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:16,911 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:16,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl [2019-08-06 16:52:16,912 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl' [2019-08-06 16:52:16,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:16,959 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:16,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:16,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:16,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:16,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:16,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:16,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:16,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:17,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:17,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:17,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:17,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:17,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:17,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:17,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:17,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (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 16:52:17,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:17,915 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:17,915 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:17,917 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:17 BoogieIcfgContainer [2019-08-06 16:52:17,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:17,917 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:17,918 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:17,918 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:17,919 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:17" (1/1) ... [2019-08-06 16:52:17,933 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:17,936 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:17,943 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:17,951 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:17,952 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:18,050 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:18,050 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:18,053 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 13#(= 0 (mod ULTIMATE.start_assert_~arg 256)) [2019-08-06 16:52:18,054 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:18,061 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:18,064 INFO L168 Benchmark]: Toolchain (without parser) took 1104.04 ms. Allocated memory is still 132.6 MB. Free memory was 108.2 MB in the beginning and 63.7 MB in the end (delta: 44.5 MB). Peak memory consumption was 44.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:18,065 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 16:52:18,066 INFO L168 Benchmark]: Boogie Preprocessor took 49.65 ms. Allocated memory is still 132.6 MB. Free memory was 108.2 MB in the beginning and 106.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:18,068 INFO L168 Benchmark]: RCFGBuilder took 907.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.0 MB in the beginning and 71.2 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:18,069 INFO L168 Benchmark]: Symbolic Interpretation took 143.96 ms. Allocated memory is still 132.6 MB. Free memory was 71.2 MB in the beginning and 63.7 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:18,073 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 310]: 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 49.65 ms. Allocated memory is still 132.6 MB. Free memory was 108.2 MB in the beginning and 106.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 907.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.0 MB in the beginning and 71.2 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 143.96 ms. Allocated memory is still 132.6 MB. Free memory was 71.2 MB in the beginning and 63.7 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...