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/reals/toyExample.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:10:46,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:10:46,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:10:46,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:10:46,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:10:46,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:10:46,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:10:46,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:10:46,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:10:46,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:10:46,270 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:10:46,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:10:46,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:10:46,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:10:46,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:10:46,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:10:46,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:10:46,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:10:46,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:10:46,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:10:46,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:10:46,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:10:46,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:10:46,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:10:46,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:10:46,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:10:46,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:10:46,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:10:46,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:10:46,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:10:46,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:10:46,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:10:46,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:10:46,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:10:46,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:10:46,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:10:46,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:10:46,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:10:46,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:10:46,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:10:46,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:10:46,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:10:46,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:10:46,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:10:46,341 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:10:46,342 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:10:46,343 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/toyExample.bpl [2019-08-09 14:10:46,343 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/toyExample.bpl' [2019-08-09 14:10:46,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:10:46,421 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:10:46,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:10:46,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:10:46,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:10:46,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:46" (1/1) ... [2019-08-09 14:10:46,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:46" (1/1) ... [2019-08-09 14:10:46,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:46" (1/1) ... [2019-08-09 14:10:46,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:46" (1/1) ... [2019-08-09 14:10:46,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:46" (1/1) ... [2019-08-09 14:10:46,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:46" (1/1) ... [2019-08-09 14:10:46,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:46" (1/1) ... [2019-08-09 14:10:46,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:10:46,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:10:46,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:10:46,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:10:46,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:10:46" (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 [2019-08-09 14:10:46,610 INFO L124 BoogieDeclarations]: Specification and implementation of procedure nav01Example given in one single declaration [2019-08-09 14:10:46,611 INFO L130 BoogieDeclarations]: Found specification of procedure nav01Example [2019-08-09 14:10:46,611 INFO L138 BoogieDeclarations]: Found implementation of procedure nav01Example [2019-08-09 14:10:47,184 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:10:47,184 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:10:47,186 INFO L202 PluginConnector]: Adding new model toyExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:10:47 BoogieIcfgContainer [2019-08-09 14:10:47,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:10:47,186 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:10:47,187 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:10:47,187 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:10:47,188 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "toyExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:10:47" (1/1) ... [2019-08-09 14:10:48,186 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:10:48,193 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:10:48,198 INFO L168 Benchmark]: Toolchain (without parser) took 1775.00 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 107.4 MB in the beginning and 158.2 MB in the end (delta: -50.8 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:48,200 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 14:10:48,201 INFO L168 Benchmark]: Boogie Preprocessor took 99.66 ms. Allocated memory is still 140.5 MB. Free memory was 107.4 MB in the beginning and 104.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:48,203 INFO L168 Benchmark]: RCFGBuilder took 664.67 ms. Allocated memory is still 140.5 MB. Free memory was 104.6 MB in the beginning and 78.1 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:48,205 INFO L168 Benchmark]: Symbolic Interpretation took 1007.30 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 78.1 MB in the beginning and 158.2 MB in the end (delta: -80.1 MB). Peak memory consumption was 60.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:10:48,211 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 800]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 246#(and (< 1.0 nav01Example_x2) (< nav01Example_x2 2.0) (< nav01Example_x1 1.0) (< 0.0 nav01Example_x1)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.66 ms. Allocated memory is still 140.5 MB. Free memory was 107.4 MB in the beginning and 104.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 664.67 ms. Allocated memory is still 140.5 MB. Free memory was 104.6 MB in the beginning and 78.1 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1007.30 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 78.1 MB in the beginning and 158.2 MB in the end (delta: -80.1 MB). Peak memory consumption was 60.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...