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/bball.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:53:25,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:53:25,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:53:25,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:53:25,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:53:25,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:53:25,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:53:25,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:53:25,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:53:25,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:53:25,478 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:53:25,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:53:25,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:53:25,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:53:25,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:53:25,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:53:25,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:53:25,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:53:25,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:53:25,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:53:25,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:53:25,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:53:25,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:53:25,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:53:25,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:53:25,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:53:25,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:53:25,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:53:25,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:53:25,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:53:25,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:53:25,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:53:25,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:53:25,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:53:25,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:53:25,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:53:25,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:53:25,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:53:25,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:53:25,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:53:25,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:53:25,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:53:25,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:53:25,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:53:25,556 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:53:25,557 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:53:25,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/bball.bpl [2019-08-06 16:53:25,558 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/bball.bpl' [2019-08-06 16:53:25,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:53:25,590 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:53:25,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:53:25,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:53:25,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:53:25,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:25" (1/1) ... [2019-08-06 16:53:25,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:25" (1/1) ... [2019-08-06 16:53:25,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:25" (1/1) ... [2019-08-06 16:53:25,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:25" (1/1) ... [2019-08-06 16:53:25,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:25" (1/1) ... [2019-08-06 16:53:25,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:25" (1/1) ... [2019-08-06 16:53:25,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:25" (1/1) ... [2019-08-06 16:53:25,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:53:25,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:53:25,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:53:25,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:53:25,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:25" (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 16:53:25,702 INFO L124 BoogieDeclarations]: Specification and implementation of procedure BouncingBallExample given in one single declaration [2019-08-06 16:53:25,702 INFO L130 BoogieDeclarations]: Found specification of procedure BouncingBallExample [2019-08-06 16:53:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure BouncingBallExample [2019-08-06 16:53:26,157 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:53:26,158 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:53:26,159 INFO L202 PluginConnector]: Adding new model bball.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:53:26 BoogieIcfgContainer [2019-08-06 16:53:26,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:53:26,160 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:53:26,160 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:53:26,160 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:53:26,161 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "bball.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:53:26" (1/1) ... [2019-08-06 16:53:26,173 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:53:26,175 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:53:26,182 INFO L160 IcfgInterpreter]: Initial procedures are [BouncingBallExample] [2019-08-06 16:53:26,192 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:53:26,194 INFO L185 IcfgInterpreter]: Interpreting procedure BouncingBallExample with input of size 1 [2019-08-06 16:53:26,311 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:53:26,312 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:53:26,315 INFO L179 IcfgInterpreter]: Location BouncingBallExampleErr0ASSERT_VIOLATIONINVARIANTandASSERT has predicate 25#(and (or (and (not (< BouncingBallExample_x_old BouncingBallExample_x_new)) (<= BouncingBallExample_x_tmp BouncingBallExample_x_old) (<= BouncingBallExample_x_new BouncingBallExample_x_tmp)) (and (< BouncingBallExample_x_old BouncingBallExample_x_new) (<= BouncingBallExample_x_tmp BouncingBallExample_x_new) (<= BouncingBallExample_x_old BouncingBallExample_x_tmp))) (<= 1.0 BouncingBallExample_x_old) (= (+ BouncingBallExample_v_old 1.0) BouncingBallExample_v_new) (<= 0.0 BouncingBallExample_x_new) (= BouncingBallExample_x_old (+ BouncingBallExample_x_new BouncingBallExample_v_old)) (or (and (= BouncingBallExample_v BouncingBallExample_v_tmp) (not (= 0.0 BouncingBallExample_x))) (and (= (* (/ (- 3.0) 4.0) BouncingBallExample_v_tmp) BouncingBallExample_v) (= 0.0 BouncingBallExample_x))) (not (<= 1.0 BouncingBallExample_x)) (or (and (<= BouncingBallExample_v_tmp BouncingBallExample_v_new) (<= BouncingBallExample_v_old BouncingBallExample_v_tmp) (< BouncingBallExample_v_old BouncingBallExample_v_new)) (and (not (< BouncingBallExample_v_old BouncingBallExample_v_new)) (<= BouncingBallExample_v_tmp BouncingBallExample_v_old) (<= BouncingBallExample_v_new BouncingBallExample_v_tmp))) (= BouncingBallExample_x BouncingBallExample_x_tmp)) [2019-08-06 16:53:26,316 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:53:26,326 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:53:26,329 INFO L168 Benchmark]: Toolchain (without parser) took 738.65 ms. Allocated memory is still 137.9 MB. Free memory was 106.5 MB in the beginning and 83.5 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:26,330 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:53:26,331 INFO L168 Benchmark]: Boogie Preprocessor took 46.91 ms. Allocated memory is still 137.9 MB. Free memory was 106.5 MB in the beginning and 104.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:26,332 INFO L168 Benchmark]: RCFGBuilder took 521.42 ms. Allocated memory is still 137.9 MB. Free memory was 104.2 MB in the beginning and 89.7 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:26,334 INFO L168 Benchmark]: Symbolic Interpretation took 166.19 ms. Allocated memory is still 137.9 MB. Free memory was 89.7 MB in the beginning and 83.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:26,338 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 8]: Unable to prove that loop invariant is valid and assertion always holds Unable to prove that loop invariant is valid and assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * 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 137.9 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.91 ms. Allocated memory is still 137.9 MB. Free memory was 106.5 MB in the beginning and 104.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 521.42 ms. Allocated memory is still 137.9 MB. Free memory was 104.2 MB in the beginning and 89.7 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 166.19 ms. Allocated memory is still 137.9 MB. Free memory was 89.7 MB in the beginning and 83.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...