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.3.2.ufo.BOUNDED-6.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:22,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:22,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:22,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:22,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:22,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:22,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:22,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:22,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:22,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:22,994 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:22,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:22,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:23,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:23,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:23,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:23,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:23,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:23,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:23,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:23,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:23,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:23,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:23,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:23,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:23,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:23,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:23,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:23,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:23,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:23,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:23,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:23,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:23,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:23,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:23,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:23,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:23,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:23,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:23,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:23,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:23,098 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:23,111 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:23,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:23,118 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:23,119 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:23,120 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl [2019-08-06 16:52:23,120 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl' [2019-08-06 16:52:23,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:23,184 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:23,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:23,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:23,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:23,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:23" (1/1) ... [2019-08-06 16:52:23,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:23" (1/1) ... [2019-08-06 16:52:23,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:23" (1/1) ... [2019-08-06 16:52:23,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:23" (1/1) ... [2019-08-06 16:52:23,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:23" (1/1) ... [2019-08-06 16:52:23,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:23" (1/1) ... [2019-08-06 16:52:23,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:23" (1/1) ... [2019-08-06 16:52:23,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:23,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:23,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:23,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:23,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:23" (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 16:52:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:24,124 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:24,124 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:24,126 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:24 BoogieIcfgContainer [2019-08-06 16:52:24,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:24,127 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:24,127 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:24,127 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:24,128 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:24" (1/1) ... [2019-08-06 16:52:24,141 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:24,144 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:24,152 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:24,166 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:24,168 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:24,360 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:24,360 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:24,363 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 29#(= 0 (mod ULTIMATE.start_assert_~arg 256)) [2019-08-06 16:52:24,364 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:24,371 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:24,374 INFO L168 Benchmark]: Toolchain (without parser) took 1188.61 ms. Allocated memory is still 133.2 MB. Free memory was 109.0 MB in the beginning and 61.8 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:24,375 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 110.9 MB in the beginning and 110.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:52:24,377 INFO L168 Benchmark]: Boogie Preprocessor took 53.71 ms. Allocated memory is still 133.2 MB. Free memory was 108.8 MB in the beginning and 106.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:24,378 INFO L168 Benchmark]: RCFGBuilder took 887.18 ms. Allocated memory is still 133.2 MB. Free memory was 106.6 MB in the beginning and 73.8 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:24,379 INFO L168 Benchmark]: Symbolic Interpretation took 244.44 ms. Allocated memory is still 133.2 MB. Free memory was 73.8 MB in the beginning and 61.8 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:24,383 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 312]: 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 133.2 MB. Free memory was 110.9 MB in the beginning and 110.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.71 ms. Allocated memory is still 133.2 MB. Free memory was 108.8 MB in the beginning and 106.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 887.18 ms. Allocated memory is still 133.2 MB. Free memory was 106.6 MB in the beginning and 73.8 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 244.44 ms. Allocated memory is still 133.2 MB. Free memory was 73.8 MB in the beginning and 61.8 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...