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/array2.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:11:06,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:11:06,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:11:06,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:11:06,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:11:06,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:11:06,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:11:06,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:11:06,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:11:06,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:11:06,565 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:11:06,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:11:06,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:11:06,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:11:06,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:11:06,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:11:06,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:11:06,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:11:06,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:11:06,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:11:06,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:11:06,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:11:06,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:11:06,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:11:06,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:11:06,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:11:06,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:11:06,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:11:06,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:11:06,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:11:06,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:11:06,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:11:06,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:11:06,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:11:06,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:11:06,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:11:06,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:11:06,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:11:06,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:11:06,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:11:06,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:11:06,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:11:06,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:11:06,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:11:06,656 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:11:06,657 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:11:06,657 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array2.i_3.bpl [2019-08-05 18:11:06,658 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array2.i_3.bpl' [2019-08-05 18:11:06,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:11:06,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:11:06,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:11:06,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:11:06,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:11:06,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:06" (1/1) ... [2019-08-05 18:11:06,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:06" (1/1) ... [2019-08-05 18:11:06,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:06" (1/1) ... [2019-08-05 18:11:06,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:06" (1/1) ... [2019-08-05 18:11:06,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:06" (1/1) ... [2019-08-05 18:11:06,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:06" (1/1) ... [2019-08-05 18:11:06,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:06" (1/1) ... [2019-08-05 18:11:06,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:11:06,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:11:06,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:11:06,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:11:06,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:11:06" (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 18:11:06,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:11:06,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:11:06,990 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:11:06,990 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 18:11:06,991 INFO L202 PluginConnector]: Adding new model array2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:11:06 BoogieIcfgContainer [2019-08-05 18:11:06,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:11:06,992 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:11:06,992 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:11:06,992 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:11:06,993 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:11:06" (1/1) ... [2019-08-05 18:11:07,004 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:11:07,007 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:11:07,014 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:11:07,022 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:11:07,024 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:11:07,146 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:11:07,146 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:11:07,151 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (not (= (select ULTIMATE.start_main_~B~4 1024) (select ULTIMATE.start_main_~A~4 1024))) 1 0)) (not (< ULTIMATE.start_main_~i~4 2048)) (< ULTIMATE.start_main_~i~4 2049) (exists ((v_ULTIMATE.start_main_~B~4_9 (Array Int Int))) (= (store v_ULTIMATE.start_main_~B~4_9 (+ ULTIMATE.start_main_~i~4 (- 1)) ULTIMATE.start_main_~tmp~4) ULTIMATE.start_main_~B~4)) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= ULTIMATE.start_main_~tmp~4 (select ULTIMATE.start_main_~A~4 (+ ULTIMATE.start_main_~i~4 (- 1)))) (= 0 ULTIMATE.start___VERIFIER_assert_~cond)) [2019-08-05 18:11:07,153 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:11:07,161 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:11:07,164 INFO L168 Benchmark]: Toolchain (without parser) took 469.01 ms. Allocated memory is still 138.9 MB. Free memory was 107.2 MB in the beginning and 90.5 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:07,165 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:11:07,167 INFO L168 Benchmark]: Boogie Preprocessor took 39.08 ms. Allocated memory is still 138.9 MB. Free memory was 106.8 MB in the beginning and 105.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:07,168 INFO L168 Benchmark]: RCFGBuilder took 257.71 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 95.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:07,169 INFO L168 Benchmark]: Symbolic Interpretation took 169.43 ms. Allocated memory is still 138.9 MB. Free memory was 95.5 MB in the beginning and 90.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:11:07,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 42]: 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 138.9 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.08 ms. Allocated memory is still 138.9 MB. Free memory was 106.8 MB in the beginning and 105.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 257.71 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 95.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 169.43 ms. Allocated memory is still 138.9 MB. Free memory was 95.5 MB in the beginning and 90.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...