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/BoogiePL/schaetzc/multiCall.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:47:04,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:47:04,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:47:04,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:47:04,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:47:04,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:47:04,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:47:04,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:47:04,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:47:04,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:47:04,306 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:47:04,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:47:04,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:47:04,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:47:04,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:47:04,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:47:04,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:47:04,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:47:04,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:47:04,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:47:04,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:47:04,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:47:04,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:47:04,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:47:04,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:47:04,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:47:04,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:47:04,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:47:04,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:47:04,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:47:04,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:47:04,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:47:04,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:47:04,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:47:04,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:47:04,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:47:04,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:47:04,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:47:04,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:47:04,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:47:04,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:47:04,366 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:47:04,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:47:04,382 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:47:04,384 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:47:04,384 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:47:04,385 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/multiCall.bpl [2019-08-06 16:47:04,386 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/multiCall.bpl' [2019-08-06 16:47:04,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:47:04,419 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:47:04,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:47:04,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:47:04,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:47:04,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:04" (1/1) ... [2019-08-06 16:47:04,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:04" (1/1) ... [2019-08-06 16:47:04,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:04" (1/1) ... [2019-08-06 16:47:04,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:04" (1/1) ... [2019-08-06 16:47:04,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:04" (1/1) ... [2019-08-06 16:47:04,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:04" (1/1) ... [2019-08-06 16:47:04,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:04" (1/1) ... [2019-08-06 16:47:04,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:47:04,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:47:04,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:47:04,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:47:04,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:04" (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 16:47:04,538 INFO L124 BoogieDeclarations]: Specification and implementation of procedure f given in one single declaration [2019-08-06 16:47:04,539 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-06 16:47:04,539 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-06 16:47:04,539 INFO L124 BoogieDeclarations]: Specification and implementation of procedure g given in one single declaration [2019-08-06 16:47:04,540 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-06 16:47:04,540 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-06 16:47:04,751 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-06 16:47:04,785 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:47:04,785 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:47:04,786 INFO L202 PluginConnector]: Adding new model multiCall.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:47:04 BoogieIcfgContainer [2019-08-06 16:47:04,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:47:04,787 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:47:04,787 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:47:04,788 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:47:04,789 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "multiCall.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:47:04" (1/1) ... [2019-08-06 16:47:04,799 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-06 16:47:04,802 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:47:04,809 INFO L160 IcfgInterpreter]: Initial procedures are [g, f] [2019-08-06 16:47:04,817 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:47:04,819 INFO L185 IcfgInterpreter]: Interpreting procedure g with input of size 1 [2019-08-06 16:47:04,855 INFO L185 IcfgInterpreter]: Interpreting procedure f with input of size 1 [2019-08-06 16:47:04,886 INFO L185 IcfgInterpreter]: Interpreting procedure g with input of size 1 [2019-08-06 16:47:04,888 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:47:04,888 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:47:04,891 INFO L179 IcfgInterpreter]: Location fErr1REQUIRES_VIOLATIONPRE_CONDITION has predicate 15#(and (= (* 2 f_v2) f_v1) (not (< 1 f_v1)) (< 2 f_v1) (< 1 f_v2)) [2019-08-06 16:47:04,891 INFO L179 IcfgInterpreter]: Location fErr0REQUIRES_VIOLATIONPRE_CONDITION has predicate 21#(not (< 1 f_v2)) [2019-08-06 16:47:04,891 INFO L179 IcfgInterpreter]: Location gErr0ENSURES_VIOLATIONPOST_CONDITION has predicate 25#(and (= (* 2 g_x) g_l) (< 1 g_x) (= g_l g_y) (not (< 2 g_y))) [2019-08-06 16:47:04,893 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:47:04,907 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:47:04,910 INFO L168 Benchmark]: Toolchain (without parser) took 489.97 ms. Allocated memory is still 136.8 MB. Free memory was 105.3 MB in the beginning and 87.7 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:47:04,913 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 136.8 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:47:04,914 INFO L168 Benchmark]: Boogie Preprocessor took 41.10 ms. Allocated memory is still 136.8 MB. Free memory was 105.1 MB in the beginning and 103.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:47:04,916 INFO L168 Benchmark]: RCFGBuilder took 325.63 ms. Allocated memory is still 136.8 MB. Free memory was 103.1 MB in the beginning and 93.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:47:04,917 INFO L168 Benchmark]: Symbolic Interpretation took 119.77 ms. Allocated memory is still 136.8 MB. Free memory was 93.3 MB in the beginning and 87.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:47:04,923 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 5]: Unable to prove that procedure precondition always holds Unable to prove that procedure precondition always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: - UnprovableResult [Line: 4]: Unable to prove that procedure precondition always holds Unable to prove that procedure precondition always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: - UnprovableResult [Line: 8]: Unable to prove that procedure postcondition always holds Unable to prove that procedure postcondition 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 136.8 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.10 ms. Allocated memory is still 136.8 MB. Free memory was 105.1 MB in the beginning and 103.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 325.63 ms. Allocated memory is still 136.8 MB. Free memory was 103.1 MB in the beginning and 93.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 119.77 ms. Allocated memory is still 136.8 MB. Free memory was 93.3 MB in the beginning and 87.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...