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/20170304-DifficultPathPrograms/count_by_k.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:38,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:38,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:38,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:38,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:38,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:38,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:38,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:38,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:38,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:38,405 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:38,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:38,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:38,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:38,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:38,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:38,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:38,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:38,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:38,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:38,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:38,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:38,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:38,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:38,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:38,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:38,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:38,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:38,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:38,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:38,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:38,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:38,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:38,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:38,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:38,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:38,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:38,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:38,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:38,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:38,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:38,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:38,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:38,491 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:38,493 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:38,494 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:38,494 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl [2019-08-06 16:52:38,495 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl' [2019-08-06 16:52:38,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:38,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:38,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:38,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:38,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:38,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:38" (1/1) ... [2019-08-06 16:52:38,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:38" (1/1) ... [2019-08-06 16:52:38,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:38" (1/1) ... [2019-08-06 16:52:38,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:38" (1/1) ... [2019-08-06 16:52:38,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:38" (1/1) ... [2019-08-06 16:52:38,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:38" (1/1) ... [2019-08-06 16:52:38,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:38" (1/1) ... [2019-08-06 16:52:38,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:38,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:38,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:38,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:38,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:38" (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 [2019-08-06 16:52:38,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:38,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:38,801 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:38,801 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:38,802 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:38 BoogieIcfgContainer [2019-08-06 16:52:38,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:38,803 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:38,803 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:38,803 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:38,804 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:38" (1/1) ... [2019-08-06 16:52:38,815 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:38,818 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:38,825 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:38,833 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:38,834 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:38,923 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:38,924 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:38,929 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (not (< ULTIMATE.start_main_~i~5 (* 1000000 ULTIMATE.start_main_~k~5))) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (= ULTIMATE.start_main_~i~5 (* 1000000 ULTIMATE.start_main_~k~5)) 1 0)) (< ULTIMATE.start_main_~i~5 (* 1000001 ULTIMATE.start_main_~k~5)) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond)) [2019-08-06 16:52:38,930 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:38,939 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:38,942 INFO L168 Benchmark]: Toolchain (without parser) took 409.29 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 92.4 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:38,943 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:52:38,945 INFO L168 Benchmark]: Boogie Preprocessor took 41.83 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 107.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:38,948 INFO L168 Benchmark]: RCFGBuilder took 228.37 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 97.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:38,950 INFO L168 Benchmark]: Symbolic Interpretation took 136.09 ms. Allocated memory is still 132.6 MB. Free memory was 97.5 MB in the beginning and 92.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:38,955 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 38]: 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 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.83 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 107.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 228.37 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 97.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 136.09 ms. Allocated memory is still 132.6 MB. Free memory was 97.5 MB in the beginning and 92.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...