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/loopAcceleration/loopWithAssertion.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:07:41,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:07:41,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:07:41,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:07:41,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:07:41,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:07:41,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:07:41,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:07:41,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:07:41,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:07:41,274 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:07:41,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:07:41,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:07:41,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:07:41,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:07:41,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:07:41,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:07:41,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:07:41,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:07:41,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:07:41,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:07:41,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:07:41,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:07:41,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:07:41,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:07:41,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:07:41,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:07:41,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:07:41,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:07:41,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:07:41,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:07:41,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:07:41,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:07:41,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:07:41,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:07:41,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:07:41,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:07:41,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:07:41,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:07:41,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:07:41,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:07:41,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:07:41,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:07:41,374 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:07:41,375 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:07:41,376 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:07:41,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopWithAssertion.bpl [2019-08-05 12:07:41,377 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopWithAssertion.bpl' [2019-08-05 12:07:41,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:07:41,408 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:07:41,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:07:41,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:07:41,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:07:41,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loopWithAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:41" (1/1) ... [2019-08-05 12:07:41,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loopWithAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:41" (1/1) ... [2019-08-05 12:07:41,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loopWithAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:41" (1/1) ... [2019-08-05 12:07:41,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loopWithAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:41" (1/1) ... [2019-08-05 12:07:41,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loopWithAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:41" (1/1) ... [2019-08-05 12:07:41,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loopWithAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:41" (1/1) ... [2019-08-05 12:07:41,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loopWithAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:41" (1/1) ... [2019-08-05 12:07:41,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:07:41,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:07:41,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:07:41,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:07:41,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loopWithAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:41" (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 12:07:41,521 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:07:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:07:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:07:41,718 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:07:41,718 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:07:41,719 INFO L202 PluginConnector]: Adding new model loopWithAssertion.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:41 BoogieIcfgContainer [2019-08-05 12:07:41,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:07:41,720 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:07:41,720 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:07:41,720 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:07:41,722 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "loopWithAssertion.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:41" (1/1) ... [2019-08-05 12:07:41,734 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:07:41,738 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:07:41,750 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:07:41,758 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:07:41,759 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:07:42,023 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 8 [2019-08-05 12:07:42,142 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:07:42,142 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:07:42,147 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 26#(and (< main_x 1001) (not (< main_x 1000))) [2019-08-05 12:07:42,154 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:07:42,157 INFO L168 Benchmark]: Toolchain (without parser) took 747.80 ms. Allocated memory is still 136.3 MB. Free memory was 109.3 MB in the beginning and 87.2 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:42,158 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 136.3 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 12:07:42,159 INFO L168 Benchmark]: Boogie Preprocessor took 41.70 ms. Allocated memory is still 136.3 MB. Free memory was 109.1 MB in the beginning and 106.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:42,161 INFO L168 Benchmark]: RCFGBuilder took 268.32 ms. Allocated memory is still 136.3 MB. Free memory was 106.9 MB in the beginning and 98.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:42,162 INFO L168 Benchmark]: Symbolic Interpretation took 434.87 ms. Allocated memory is still 136.3 MB. Free memory was 98.2 MB in the beginning and 87.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:42,166 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 11]: 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 136.3 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.70 ms. Allocated memory is still 136.3 MB. Free memory was 109.1 MB in the beginning and 106.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 268.32 ms. Allocated memory is still 136.3 MB. Free memory was 106.9 MB in the beginning and 98.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 434.87 ms. Allocated memory is still 136.3 MB. Free memory was 98.2 MB in the beginning and 87.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...