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/simpleNameCollision.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:26:30,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:26:30,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:26:30,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:26:30,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:26:30,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:26:30,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:26:30,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:26:30,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:26:30,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:26:30,218 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:26:30,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:26:30,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:26:30,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:26:30,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:26:30,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:26:30,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:26:30,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:26:30,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:26:30,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:26:30,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:26:30,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:26:30,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:26:30,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:26:30,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:26:30,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:26:30,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:26:30,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:26:30,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:26:30,238 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:26:30,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:26:30,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:26:30,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:26:30,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:26:30,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:26:30,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:26:30,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:26:30,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:26:30,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:26:30,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:26:30,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:26:30,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:26:30,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:26:30,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:26:30,300 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:26:30,300 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:26:30,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/simpleNameCollision.bpl [2019-08-05 11:26:30,303 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/simpleNameCollision.bpl' [2019-08-05 11:26:30,335 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:26:30,337 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:26:30,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:26:30,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:26:30,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:26:30,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simpleNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:30" (1/1) ... [2019-08-05 11:26:30,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simpleNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:30" (1/1) ... [2019-08-05 11:26:30,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simpleNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:30" (1/1) ... [2019-08-05 11:26:30,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simpleNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:30" (1/1) ... [2019-08-05 11:26:30,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simpleNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:30" (1/1) ... [2019-08-05 11:26:30,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simpleNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:30" (1/1) ... [2019-08-05 11:26:30,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simpleNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:30" (1/1) ... [2019-08-05 11:26:30,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:26:30,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:26:30,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:26:30,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:26:30,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simpleNameCollision.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:30" (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 11:26:30,444 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-05 11:26:30,445 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-05 11:26:30,522 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 11:26:30,678 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:26:30,678 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:26:30,683 INFO L202 PluginConnector]: Adding new model simpleNameCollision.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:26:30 BoogieIcfgContainer [2019-08-05 11:26:30,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:26:30,683 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:26:30,684 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:26:30,684 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:26:30,687 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "simpleNameCollision.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:26:30" (1/1) ... [2019-08-05 11:26:30,700 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:26:30,703 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:26:30,714 INFO L160 IcfgInterpreter]: Initial procedures are [f] [2019-08-05 11:26:30,726 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:26:30,728 INFO L184 IcfgInterpreter]: Interpreting procedure f with input of size 1 [2019-08-05 11:26:30,821 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:26:30,821 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:26:30,825 INFO L178 IcfgInterpreter]: Location fErr0ENSURES_VIOLATIONPOST_CONDITION has predicate 6#false [2019-08-05 11:26:30,827 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:26:30,830 INFO L168 Benchmark]: Toolchain (without parser) took 491.48 ms. Allocated memory is still 133.2 MB. Free memory was 110.9 MB in the beginning and 95.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:30,831 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 112.0 MB in the beginning and 111.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 11:26:30,832 INFO L168 Benchmark]: Boogie Preprocessor took 38.58 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 108.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:30,834 INFO L168 Benchmark]: RCFGBuilder took 306.44 ms. Allocated memory is still 133.2 MB. Free memory was 108.8 MB in the beginning and 99.8 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:30,835 INFO L168 Benchmark]: Symbolic Interpretation took 143.42 ms. Allocated memory is still 133.2 MB. Free memory was 99.8 MB in the beginning and 95.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:30,839 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 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 112.0 MB in the beginning and 111.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.58 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 108.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 306.44 ms. Allocated memory is still 133.2 MB. Free memory was 108.8 MB in the beginning and 99.8 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 143.42 ms. Allocated memory is still 133.2 MB. Free memory was 99.8 MB in the beginning and 95.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...