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-b03553c [2019-08-05 18:15:33,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:33,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:33,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:33,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:33,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:33,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:33,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:33,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:33,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:33,481 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:33,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:33,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:33,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:33,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:33,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:33,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:33,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:33,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:33,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:33,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:33,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:33,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:33,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:33,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:33,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:33,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:33,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:33,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:33,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:33,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:33,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:33,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:33,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:33,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:33,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:33,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:33,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:33,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:33,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:33,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:33,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:33,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:33,574 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:33,575 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:33,575 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:33,576 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugUntranslatedRequires.bpl [2019-08-05 18:15:33,577 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugUntranslatedRequires.bpl' [2019-08-05 18:15:33,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:33,611 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:33,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:33,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:33,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:33,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:33" (1/1) ... [2019-08-05 18:15:33,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:33" (1/1) ... [2019-08-05 18:15:33,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:33" (1/1) ... [2019-08-05 18:15:33,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:33" (1/1) ... [2019-08-05 18:15:33,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:33" (1/1) ... [2019-08-05 18:15:33,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:33" (1/1) ... [2019-08-05 18:15:33,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:33" (1/1) ... [2019-08-05 18:15:33,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:33,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:33,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:33,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:33,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:33" (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 18:15:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 18:15:33,723 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 18:15:33,724 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-08-05 18:15:33,724 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-08-05 18:15:33,799 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 18:15:34,050 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:34,050 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:34,052 INFO L202 PluginConnector]: Adding new model BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:34 BoogieIcfgContainer [2019-08-05 18:15:34,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:34,054 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:34,054 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:34,054 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:34,055 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugUntranslatedRequires.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:34" (1/1) ... [2019-08-05 18:15:34,069 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:15:34,073 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:34,085 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-05 18:15:34,096 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:34,097 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-05 18:15:34,158 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:34,158 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:34,162 INFO L179 IcfgInterpreter]: Location fooErr0REQUIRES_VIOLATIONPRE_CONDITION has predicate 9#(and (= 0 foo_n) (not (<= 0 foo_n))) [2019-08-05 18:15:34,167 INFO L179 IcfgInterpreter]: Location fooErr1REQUIRES_VIOLATIONPRE_CONDITION has predicate 6#false [2019-08-05 18:15:34,171 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:34,182 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:34,185 INFO L168 Benchmark]: Toolchain (without parser) took 572.90 ms. Allocated memory is still 131.1 MB. Free memory was 107.4 MB in the beginning and 91.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:34,186 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 131.1 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 18:15:34,188 INFO L168 Benchmark]: Boogie Preprocessor took 40.02 ms. Allocated memory is still 131.1 MB. Free memory was 107.4 MB in the beginning and 105.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:34,189 INFO L168 Benchmark]: RCFGBuilder took 401.14 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 95.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:34,190 INFO L168 Benchmark]: Symbolic Interpretation took 128.77 ms. Allocated memory is still 131.1 MB. Free memory was 95.6 MB in the beginning and 91.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:34,194 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 0.20 ms. Allocated memory is still 131.1 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.02 ms. Allocated memory is still 131.1 MB. Free memory was 107.4 MB in the beginning and 105.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 401.14 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 95.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 128.77 ms. Allocated memory is still 131.1 MB. Free memory was 95.6 MB in the beginning and 91.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...