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/regression/bpl/interprocedural/BugUntranslatedRequires.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-e6f8464 [2019-08-06 14:25:09,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 14:25:09,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 14:25:09,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 14:25:09,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 14:25:09,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 14:25:09,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 14:25:09,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 14:25:09,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 14:25:09,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 14:25:09,074 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 14:25:09,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 14:25:09,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 14:25:09,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 14:25:09,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 14:25:09,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 14:25:09,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 14:25:09,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 14:25:09,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 14:25:09,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 14:25:09,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 14:25:09,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 14:25:09,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 14:25:09,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 14:25:09,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 14:25:09,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 14:25:09,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 14:25:09,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 14:25:09,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 14:25:09,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 14:25:09,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 14:25:09,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 14:25:09,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 14:25:09,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 14:25:09,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 14:25:09,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 14:25:09,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 14:25:09,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 14:25:09,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 14:25:09,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 14:25:09,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 14:25:09,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 14:25:09,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 14:25:09,166 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 14:25:09,171 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 14:25:09,172 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 14:25:09,172 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugUntranslatedRequires.bpl [2019-08-06 14:25:09,173 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugUntranslatedRequires.bpl' [2019-08-06 14:25:09,209 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 14:25:09,211 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 14:25:09,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 14:25:09,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 14:25:09,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 14:25:09,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:09" (1/1) ... [2019-08-06 14:25:09,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:09" (1/1) ... [2019-08-06 14:25:09,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:09" (1/1) ... [2019-08-06 14:25:09,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:09" (1/1) ... [2019-08-06 14:25:09,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:09" (1/1) ... [2019-08-06 14:25:09,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:09" (1/1) ... [2019-08-06 14:25:09,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:09" (1/1) ... [2019-08-06 14:25:09,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 14:25:09,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 14:25:09,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 14:25:09,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 14:25:09,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:25:09" (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 14:25:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 14:25:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 14:25:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-08-06 14:25:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-08-06 14:25:09,404 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-06 14:25:09,595 INFO L275 CfgBuilder]: Using library mode [2019-08-06 14:25:09,596 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 14:25:09,598 INFO L202 PluginConnector]: Adding new model BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:25:09 BoogieIcfgContainer [2019-08-06 14:25:09,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 14:25:09,598 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 14:25:09,598 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 14:25:09,599 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 14:25:09,600 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:25:09" (1/1) ... [2019-08-06 14:25:09,610 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 14:25:09,613 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 14:25:09,624 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-06 14:25:09,634 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 14:25:09,635 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 14:25:09,687 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 14:25:09,687 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 14:25:09,690 INFO L179 IcfgInterpreter]: Location fooErr0REQUIRES_VIOLATIONPRE_CONDITION has predicate 9#(and (= 0 foo_n) (not (<= 0 foo_n))) [2019-08-06 14:25:09,690 INFO L179 IcfgInterpreter]: Location fooErr1REQUIRES_VIOLATIONPRE_CONDITION has predicate 6#false [2019-08-06 14:25:09,691 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 14:25:09,699 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 14:25:09,702 INFO L168 Benchmark]: Toolchain (without parser) took 490.38 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 91.0 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-06 14:25:09,703 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 14:25:09,704 INFO L168 Benchmark]: Boogie Preprocessor took 42.43 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 105.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 14:25:09,705 INFO L168 Benchmark]: RCFGBuilder took 342.97 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 95.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-06 14:25:09,706 INFO L168 Benchmark]: Symbolic Interpretation took 100.59 ms. Allocated memory is still 132.1 MB. Free memory was 95.3 MB in the beginning and 91.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-06 14:25:09,710 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 24]: 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: 24]: procedure precondition always holds For all program executions holds that procedure precondition always holds at this location * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.43 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 105.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 342.97 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 95.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 100.59 ms. Allocated memory is still 132.1 MB. Free memory was 95.3 MB in the beginning and 91.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...