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-b8c145f [2019-08-05 11:44:23,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:44:23,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:44:23,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:44:23,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:44:23,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:44:23,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:44:23,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:44:23,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:44:23,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:44:23,449 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:44:23,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:44:23,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:44:23,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:44:23,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:44:23,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:44:23,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:44:23,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:44:23,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:44:23,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:44:23,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:44:23,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:44:23,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:44:23,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:44:23,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:44:23,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:44:23,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:44:23,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:44:23,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:44:23,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:44:23,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:44:23,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:44:23,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:44:23,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:44:23,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:44:23,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:44:23,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:44:23,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:44:23,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:44:23,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:44:23,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:44:23,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:44:23,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:44:23,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:44:23,537 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:44:23,538 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:44:23,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/toyExample.bpl [2019-08-05 11:44:23,539 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/toyExample.bpl' [2019-08-05 11:44:23,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:44:23,603 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:44:23,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:44:23,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:44:23,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:44:23,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:23" (1/1) ... [2019-08-05 11:44:23,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:23" (1/1) ... [2019-08-05 11:44:23,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:23" (1/1) ... [2019-08-05 11:44:23,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:23" (1/1) ... [2019-08-05 11:44:23,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:23" (1/1) ... [2019-08-05 11:44:23,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:23" (1/1) ... [2019-08-05 11:44:23,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:23" (1/1) ... [2019-08-05 11:44:23,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:44:23,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:44:23,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:44:23,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:44:23,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "toyExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:23" (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 11:44:23,747 INFO L124 BoogieDeclarations]: Specification and implementation of procedure nav01Example given in one single declaration [2019-08-05 11:44:23,747 INFO L130 BoogieDeclarations]: Found specification of procedure nav01Example [2019-08-05 11:44:23,748 INFO L138 BoogieDeclarations]: Found implementation of procedure nav01Example [2019-08-05 11:44:24,618 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:44:24,618 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:44:24,619 INFO L202 PluginConnector]: Adding new model toyExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:24 BoogieIcfgContainer [2019-08-05 11:44:24,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:44:24,620 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:44:24,620 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:44:24,620 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:44:24,622 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "toyExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:24" (1/1) ... [2019-08-05 11:44:24,633 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:44:24,636 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:44:24,644 INFO L160 IcfgInterpreter]: Initial procedures are [nav01Example] [2019-08-05 11:44:24,652 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:44:24,654 INFO L184 IcfgInterpreter]: Interpreting procedure nav01Example with input of size 1 [2019-08-05 11:44:25,252 WARN L188 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-08-05 11:44:25,503 WARN L188 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2019-08-05 11:44:26,133 WARN L188 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2019-08-05 11:44:26,348 WARN L188 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 31 [2019-08-05 11:44:26,532 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 28 [2019-08-05 11:44:26,821 WARN L188 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 36 [2019-08-05 11:44:26,939 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 32 [2019-08-05 11:44:27,141 WARN L188 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 36 [2019-08-05 11:44:27,445 WARN L188 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 38 [2019-08-05 11:44:27,555 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 32 [2019-08-05 11:44:27,886 WARN L188 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2019-08-05 11:44:28,029 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 29 [2019-08-05 11:44:28,167 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2019-08-05 11:44:28,492 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2019-08-05 11:44:28,842 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 36 [2019-08-05 11:44:29,178 WARN L188 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 45 [2019-08-05 11:44:29,528 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:44:29,528 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:44:29,533 INFO L178 IcfgInterpreter]: Location nav01ExampleErr0ASSERT_VIOLATIONASSERT has predicate 210#(and (< 1.0 nav01Example_x2) (< nav01Example_x2 2.0) (< nav01Example_x1 1.0) (= nav01Example_eps 0.0) (= nav01Example_t_old 0.0) (< 0.0 nav01Example_x1)) [2019-08-05 11:44:29,540 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:44:29,541 INFO L168 Benchmark]: Toolchain (without parser) took 5938.68 ms. Allocated memory was 142.1 MB in the beginning and 230.7 MB in the end (delta: 88.6 MB). Free memory was 109.6 MB in the beginning and 99.8 MB in the end (delta: 9.8 MB). Peak memory consumption was 131.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:29,542 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 142.1 MB. Free memory was 112.4 MB in the beginning and 112.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:44:29,543 INFO L168 Benchmark]: Boogie Preprocessor took 78.08 ms. Allocated memory is still 142.1 MB. Free memory was 109.6 MB in the beginning and 106.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:29,544 INFO L168 Benchmark]: RCFGBuilder took 935.96 ms. Allocated memory is still 142.1 MB. Free memory was 106.7 MB in the beginning and 80.3 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:29,546 INFO L168 Benchmark]: Symbolic Interpretation took 4920.17 ms. Allocated memory was 142.1 MB in the beginning and 230.7 MB in the end (delta: 88.6 MB). Free memory was 80.3 MB in the beginning and 99.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 101.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:29,549 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.. 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 142.1 MB. Free memory was 112.4 MB in the beginning and 112.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.08 ms. Allocated memory is still 142.1 MB. Free memory was 109.6 MB in the beginning and 106.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 935.96 ms. Allocated memory is still 142.1 MB. Free memory was 106.7 MB in the beginning and 80.3 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4920.17 ms. Allocated memory was 142.1 MB in the beginning and 230.7 MB in the end (delta: 88.6 MB). Free memory was 80.3 MB in the beginning and 99.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 101.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...