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-b8c145f [2019-08-05 11:26:29,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:26:29,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:26:29,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:26:29,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:26:29,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:26:29,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:26:29,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:26:29,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:26:29,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:26:29,481 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:26:29,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:26:29,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:26:29,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:26:29,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:26:29,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:26:29,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:26:29,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:26:29,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:26:29,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:26:29,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:26:29,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:26:29,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:26:29,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:26:29,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:26:29,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:26:29,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:26:29,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:26:29,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:26:29,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:26:29,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:26:29,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:26:29,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:26:29,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:26:29,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:26:29,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:26:29,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:26:29,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:26:29,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:26:29,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:26:29,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:26:29,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:26:29,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:26:29,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:26:29,585 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:26:29,585 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:26:29,586 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/multiCall.bpl [2019-08-05 11:26:29,586 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/multiCall.bpl' [2019-08-05 11:26:29,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:26:29,613 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:26:29,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:26:29,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:26:29,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:26:29,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:29" (1/1) ... [2019-08-05 11:26:29,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:29" (1/1) ... [2019-08-05 11:26:29,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:29" (1/1) ... [2019-08-05 11:26:29,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:29" (1/1) ... [2019-08-05 11:26:29,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:29" (1/1) ... [2019-08-05 11:26:29,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:29" (1/1) ... [2019-08-05 11:26:29,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:29" (1/1) ... [2019-08-05 11:26:29,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:26:29,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:26:29,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:26:29,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:26:29,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "multiCall.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:29" (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 [2019-08-05 11:26:29,716 INFO L124 BoogieDeclarations]: Specification and implementation of procedure f given in one single declaration [2019-08-05 11:26:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-05 11:26:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-05 11:26:29,717 INFO L124 BoogieDeclarations]: Specification and implementation of procedure g given in one single declaration [2019-08-05 11:26:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-05 11:26:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-05 11:26:29,893 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 11:26:29,986 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:26:29,987 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:26:29,988 INFO L202 PluginConnector]: Adding new model multiCall.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:26:29 BoogieIcfgContainer [2019-08-05 11:26:29,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:26:29,989 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:26:29,989 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:26:29,989 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:26:29,991 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "multiCall.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:26:29" (1/1) ... [2019-08-05 11:26:30,001 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-05 11:26:30,004 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:26:30,011 INFO L160 IcfgInterpreter]: Initial procedures are [g, f] [2019-08-05 11:26:30,019 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:26:30,021 INFO L184 IcfgInterpreter]: Interpreting procedure g with input of size 1 [2019-08-05 11:26:30,085 INFO L184 IcfgInterpreter]: Interpreting procedure f with input of size 1 [2019-08-05 11:26:30,264 WARN L188 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2019-08-05 11:26:30,320 INFO L184 IcfgInterpreter]: Interpreting procedure g with input of size 1 [2019-08-05 11:26:30,340 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:26:30,340 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:26:30,342 INFO L178 IcfgInterpreter]: Location fErr1REQUIRES_VIOLATIONPRE_CONDITION has predicate 15#false [2019-08-05 11:26:30,343 INFO L178 IcfgInterpreter]: Location fErr0REQUIRES_VIOLATIONPRE_CONDITION has predicate 21#(not (< 1 f_v2)) [2019-08-05 11:26:30,343 INFO L178 IcfgInterpreter]: Location gErr0ENSURES_VIOLATIONPOST_CONDITION has predicate 25#false [2019-08-05 11:26:30,351 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:26:30,353 INFO L168 Benchmark]: Toolchain (without parser) took 739.60 ms. Allocated memory is still 135.8 MB. Free memory was 108.4 MB in the beginning and 87.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:30,354 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:26:30,355 INFO L168 Benchmark]: Boogie Preprocessor took 39.32 ms. Allocated memory is still 135.8 MB. Free memory was 108.4 MB in the beginning and 106.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:30,357 INFO L168 Benchmark]: RCFGBuilder took 335.07 ms. Allocated memory is still 135.8 MB. Free memory was 106.3 MB in the beginning and 96.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:30,358 INFO L168 Benchmark]: Symbolic Interpretation took 362.33 ms. Allocated memory is still 135.8 MB. Free memory was 96.6 MB in the beginning and 87.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:30,362 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 5]: procedure precondition always holds For all program executions holds that procedure precondition always holds at this location - 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: - PositiveResult [Line: 8]: procedure postcondition always holds For all program executions holds that procedure postcondition always holds at this location * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.32 ms. Allocated memory is still 135.8 MB. Free memory was 108.4 MB in the beginning and 106.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 335.07 ms. Allocated memory is still 135.8 MB. Free memory was 106.3 MB in the beginning and 96.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 362.33 ms. Allocated memory is still 135.8 MB. Free memory was 96.6 MB in the beginning and 87.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...