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-b03553c [2019-08-05 18:11:38,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:11:38,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:11:38,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:11:38,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:11:38,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:11:38,502 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:11:38,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:11:38,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:11:38,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:11:38,507 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:11:38,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:11:38,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:11:38,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:11:38,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:11:38,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:11:38,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:11:38,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:11:38,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:11:38,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:11:38,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:11:38,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:11:38,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:11:38,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:11:38,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:11:38,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:11:38,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:11:38,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:11:38,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:11:38,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:11:38,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:11:38,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:11:38,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:11:38,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:11:38,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:11:38,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:11:38,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:11:38,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:11:38,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:11:38,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:11:38,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:11:38,590 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:11:38,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:11:38,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:11:38,613 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:11:38,615 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:11:38,615 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/bball.bpl [2019-08-05 18:11:38,616 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/bball.bpl' [2019-08-05 18:11:38,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:11:38,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:11:38,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:11:38,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:11:38,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:11:38,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:38" (1/1) ... [2019-08-05 18:11:38,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:38" (1/1) ... [2019-08-05 18:11:38,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:38" (1/1) ... [2019-08-05 18:11:38,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:38" (1/1) ... [2019-08-05 18:11:38,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:38" (1/1) ... [2019-08-05 18:11:38,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:38" (1/1) ... [2019-08-05 18:11:38,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:38" (1/1) ... [2019-08-05 18:11:38,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:11:38,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:11:38,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:11:38,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:11:38,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bball.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:38" (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 18:11:38,770 INFO L124 BoogieDeclarations]: Specification and implementation of procedure BouncingBallExample given in one single declaration [2019-08-05 18:11:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure BouncingBallExample [2019-08-05 18:11:38,770 INFO L138 BoogieDeclarations]: Found implementation of procedure BouncingBallExample [2019-08-05 18:11:39,257 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:11:39,258 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 18:11:39,259 INFO L202 PluginConnector]: Adding new model bball.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:11:39 BoogieIcfgContainer [2019-08-05 18:11:39,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:11:39,260 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:11:39,260 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:11:39,261 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:11:39,266 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "bball.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:11:39" (1/1) ... [2019-08-05 18:11:39,280 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:11:39,286 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:11:39,295 INFO L160 IcfgInterpreter]: Initial procedures are [BouncingBallExample] [2019-08-05 18:11:39,302 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:11:39,304 INFO L185 IcfgInterpreter]: Interpreting procedure BouncingBallExample with input of size 1 [2019-08-05 18:11:39,417 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:11:39,417 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:11:39,420 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)) [2019-08-05 18:11:39,425 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:11:39,433 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:11:39,436 INFO L168 Benchmark]: Toolchain (without parser) took 780.06 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 85.4 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:39,438 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:11:39,441 INFO L168 Benchmark]: Boogie Preprocessor took 45.18 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 106.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:39,442 INFO L168 Benchmark]: RCFGBuilder took 558.05 ms. Allocated memory is still 132.1 MB. Free memory was 106.1 MB in the beginning and 91.6 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:39,444 INFO L168 Benchmark]: Symbolic Interpretation took 173.43 ms. Allocated memory is still 132.1 MB. Free memory was 91.6 MB in the beginning and 85.4 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:39,450 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 132.1 MB. Free memory was 109.7 MB in the beginning and 109.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.18 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 106.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 558.05 ms. Allocated memory is still 132.1 MB. Free memory was 106.1 MB in the beginning and 91.6 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 173.43 ms. Allocated memory is still 132.1 MB. Free memory was 91.6 MB in the beginning and 85.4 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...