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.3.1.ufo.UNBOUNDED.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:51:57,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:51:57,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:51:57,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:51:57,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:51:57,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:51:57,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:51:57,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:51:57,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:51:57,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:51:57,715 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:51:57,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:51:57,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:51:57,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:51:57,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:51:57,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:51:57,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:51:57,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:51:57,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:51:57,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:51:57,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:51:57,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:51:57,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:51:57,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:51:57,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:51:57,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:51:57,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:51:57,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:51:57,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:51:57,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:51:57,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:51:57,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:51:57,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:51:57,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:51:57,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:51:57,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:51:57,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:51:57,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:51:57,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:51:57,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:51:57,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:51:57,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:51:57,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:51:57,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:51:57,803 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:51:57,804 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:51:57,805 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl [2019-08-06 16:51:57,806 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl' [2019-08-06 16:51:57,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:51:57,878 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:51:57,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:51:57,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:51:57,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:51:57,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:57" (1/1) ... [2019-08-06 16:51:57,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:57" (1/1) ... [2019-08-06 16:51:57,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:57" (1/1) ... [2019-08-06 16:51:57,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:57" (1/1) ... [2019-08-06 16:51:57,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:57" (1/1) ... [2019-08-06 16:51:57,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:57" (1/1) ... [2019-08-06 16:51:57,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:57" (1/1) ... [2019-08-06 16:51:57,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:51:57,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:51:57,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:51:57,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:51:57,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:51:57" (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 16:51:58,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:51:58,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:51:58,885 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:51:58,886 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:51:58,887 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:51:58 BoogieIcfgContainer [2019-08-06 16:51:58,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:51:58,888 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:51:58,888 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:51:58,888 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:51:58,889 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:51:58" (1/1) ... [2019-08-06 16:51:58,902 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:51:58,905 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:51:58,912 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:51:58,921 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:51:58,922 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:51:59,051 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:51:59,052 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:51:59,056 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 13#(= 0 (mod ULTIMATE.start_assert_~arg 256)) [2019-08-06 16:51:59,057 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:51:59,065 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:51:59,068 INFO L168 Benchmark]: Toolchain (without parser) took 1188.71 ms. Allocated memory is still 130.0 MB. Free memory was 105.8 MB in the beginning and 61.0 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:51:59,070 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 130.0 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 16:51:59,071 INFO L168 Benchmark]: Boogie Preprocessor took 79.90 ms. Allocated memory is still 130.0 MB. Free memory was 105.6 MB in the beginning and 103.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:51:59,072 INFO L168 Benchmark]: RCFGBuilder took 928.19 ms. Allocated memory is still 130.0 MB. Free memory was 103.3 MB in the beginning and 68.7 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:51:59,074 INFO L168 Benchmark]: Symbolic Interpretation took 177.18 ms. Allocated memory is still 130.0 MB. Free memory was 68.7 MB in the beginning and 61.0 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:51:59,078 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 0.25 ms. Allocated memory is still 130.0 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.90 ms. Allocated memory is still 130.0 MB. Free memory was 105.6 MB in the beginning and 103.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 928.19 ms. Allocated memory is still 130.0 MB. Free memory was 103.3 MB in the beginning and 68.7 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 177.18 ms. Allocated memory is still 130.0 MB. Free memory was 68.7 MB in the beginning and 61.0 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...