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.6.1.ufo.UNBOUNDED.pals.c_23.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:57:51,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:57:51,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:57:51,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:57:51,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:57:51,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:57:51,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:57:51,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:57:51,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:57:51,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:57:51,294 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:57:51,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:57:51,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:57:51,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:57:51,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:57:51,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:57:51,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:57:51,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:57:51,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:57:51,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:57:51,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:57:51,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:57:51,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:57:51,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:57:51,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:57:51,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:57:51,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:57:51,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:57:51,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:57:51,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:57:51,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:57:51,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:57:51,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:57:51,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:57:51,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:57:51,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:57:51,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:57:51,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:57:51,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:57:51,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:57:51,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:57:51,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:57:51,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:57:51,414 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:57:51,416 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:57:51,416 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:57:51,417 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl [2019-08-04 21:57:51,417 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl' [2019-08-04 21:57:51,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:57:51,508 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:57:51,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:57:51,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:57:51,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:57:51,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:51" (1/1) ... [2019-08-04 21:57:51,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:51" (1/1) ... [2019-08-04 21:57:51,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:51" (1/1) ... [2019-08-04 21:57:51,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:51" (1/1) ... [2019-08-04 21:57:51,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:51" (1/1) ... [2019-08-04 21:57:51,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:51" (1/1) ... [2019-08-04 21:57:51,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:51" (1/1) ... [2019-08-04 21:57:51,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:57:51,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:57:51,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:57:51,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:57:51,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:57:51" (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 [2019-08-04 21:57:51,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:57:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:57:53,175 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:57:53,175 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 21:57:53,177 INFO L202 PluginConnector]: Adding new model pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:57:53 BoogieIcfgContainer [2019-08-04 21:57:53,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:57:53,177 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:57:53,177 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:57:53,178 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:57:53,180 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:57:53" (1/1) ... [2019-08-04 21:57:53,194 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:57:53,199 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:57:53,217 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-04 21:57:53,229 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:57:53,231 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-04 21:57:55,812 WARN L188 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 368 DAG size of output: 289 [2019-08-04 21:57:58,218 WARN L188 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 361 DAG size of output: 308 [2019-08-04 21:57:59,072 WARN L188 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 437 [2019-08-04 21:57:59,248 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 1 [2019-08-04 21:57:59,248 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:57:59,249 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:57:59,251 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-04 21:57:59,253 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:57:59,256 INFO L168 Benchmark]: Toolchain (without parser) took 7747.62 ms. Allocated memory was 133.2 MB in the beginning and 292.0 MB in the end (delta: 158.9 MB). Free memory was 109.6 MB in the beginning and 193.2 MB in the end (delta: -83.6 MB). Peak memory consumption was 148.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:59,257 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-04 21:57:59,258 INFO L168 Benchmark]: Boogie Preprocessor took 81.43 ms. Allocated memory is still 133.2 MB. Free memory was 109.4 MB in the beginning and 106.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:59,260 INFO L168 Benchmark]: RCFGBuilder took 1584.77 ms. Allocated memory was 133.2 MB in the beginning and 170.9 MB in the end (delta: 37.7 MB). Free memory was 106.9 MB in the beginning and 121.3 MB in the end (delta: -14.4 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:59,261 INFO L168 Benchmark]: Symbolic Interpretation took 6076.37 ms. Allocated memory was 170.9 MB in the beginning and 292.0 MB in the end (delta: 121.1 MB). Free memory was 121.3 MB in the beginning and 193.2 MB in the end (delta: -71.9 MB). Peak memory consumption was 122.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:57:59,267 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.43 ms. Allocated memory is still 133.2 MB. Free memory was 109.4 MB in the beginning and 106.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1584.77 ms. Allocated memory was 133.2 MB in the beginning and 170.9 MB in the end (delta: 37.7 MB). Free memory was 106.9 MB in the beginning and 121.3 MB in the end (delta: -14.4 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6076.37 ms. Allocated memory was 170.9 MB in the beginning and 292.0 MB in the end (delta: 121.1 MB). Free memory was 121.3 MB in the beginning and 193.2 MB in the end (delta: -71.9 MB). Peak memory consumption was 122.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...