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/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:56:06,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:56:06,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:56:06,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:56:06,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:56:06,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:56:06,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:56:06,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:56:06,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:56:06,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:56:06,870 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:56:06,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:56:06,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:56:06,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:56:06,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:56:06,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:56:06,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:56:06,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:56:06,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:56:06,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:56:06,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:56:06,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:56:06,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:56:06,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:56:06,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:56:06,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:56:06,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:56:06,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:56:06,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:56:06,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:56:06,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:56:06,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:56:06,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:56:06,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:56:06,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:56:06,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:56:06,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:56:06,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:56:06,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:56:06,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:56:06,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:56:06,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:56:06,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:56:06,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:56:06,963 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:56:06,964 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:56:06,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl [2019-08-06 16:56:06,967 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl' [2019-08-06 16:56:07,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:56:07,057 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:56:07,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:56:07,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:56:07,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:56:07,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:07" (1/1) ... [2019-08-06 16:56:07,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:07" (1/1) ... [2019-08-06 16:56:07,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:07" (1/1) ... [2019-08-06 16:56:07,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:07" (1/1) ... [2019-08-06 16:56:07,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:07" (1/1) ... [2019-08-06 16:56:07,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:07" (1/1) ... [2019-08-06 16:56:07,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:07" (1/1) ... [2019-08-06 16:56:07,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:56:07,142 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:56:07,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:56:07,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:56:07,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:07" (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 16:56:07,219 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:56:07,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:56:07,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:56:08,443 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:56:08,444 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:56:08,445 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:56:08 BoogieIcfgContainer [2019-08-06 16:56:08,446 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:56:08,446 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:56:08,446 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:56:08,447 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:56:08,448 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bplTransformedIcfg_BEv2_25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:56:08" (1/1) ... [2019-08-06 16:56:08,495 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:56:08,498 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:56:08,515 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:56:08,525 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:56:08,526 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:56:08,697 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-06 16:56:08,733 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-06 16:56:08,743 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:56:08,744 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:56:08,746 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 162#(= 0 ULTIMATE.start_assert_~arg) [2019-08-06 16:56:08,747 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:56:08,755 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:56:08,758 INFO L168 Benchmark]: Toolchain (without parser) took 1700.63 ms. Allocated memory was 132.1 MB in the beginning and 173.0 MB in the end (delta: 40.9 MB). Free memory was 107.8 MB in the beginning and 139.0 MB in the end (delta: -31.2 MB). Peak memory consumption was 54.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:08,759 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.35 ms. Allocated memory is still 132.1 MB. Free memory is still 109.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:56:08,760 INFO L168 Benchmark]: Boogie Preprocessor took 80.64 ms. Allocated memory is still 132.1 MB. Free memory was 107.8 MB in the beginning and 105.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:08,761 INFO L168 Benchmark]: RCFGBuilder took 1303.22 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 60.1 MB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:08,762 INFO L168 Benchmark]: Symbolic Interpretation took 308.60 ms. Allocated memory was 132.1 MB in the beginning and 173.0 MB in the end (delta: 40.9 MB). Free memory was 60.1 MB in the beginning and 139.0 MB in the end (delta: -78.8 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:08,766 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 390]: 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 0.35 ms. Allocated memory is still 132.1 MB. Free memory is still 109.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.64 ms. Allocated memory is still 132.1 MB. Free memory was 107.8 MB in the beginning and 105.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1303.22 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 60.1 MB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 308.60 ms. Allocated memory was 132.1 MB in the beginning and 173.0 MB in the end (delta: 40.9 MB). Free memory was 60.1 MB in the beginning and 139.0 MB in the end (delta: -78.8 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...