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 0.1.24-3b9210c [2019-08-06 16:52:45,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:45,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:45,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:45,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:45,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:45,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:45,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:45,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:45,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:45,528 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:45,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:45,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:45,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:45,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:45,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:45,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:45,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:45,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:45,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:45,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:45,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:45,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:45,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:45,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:45,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:45,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:45,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:45,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:45,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:45,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:45,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:45,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:45,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:45,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:45,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:45,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:45,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:45,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:45,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:45,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:45,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:45,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:45,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:45,598 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:45,599 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:45,600 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array2.i_3.bpl [2019-08-06 16:52:45,600 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array2.i_3.bpl' [2019-08-06 16:52:45,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:45,637 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:45,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:45,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:45,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:45,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:45" (1/1) ... [2019-08-06 16:52:45,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:45" (1/1) ... [2019-08-06 16:52:45,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:45" (1/1) ... [2019-08-06 16:52:45,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:45" (1/1) ... [2019-08-06 16:52:45,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:45" (1/1) ... [2019-08-06 16:52:45,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:45" (1/1) ... [2019-08-06 16:52:45,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:45" (1/1) ... [2019-08-06 16:52:45,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:45,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:45,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:45,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:45,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:45" (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 16:52:45,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:45,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:45,982 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:45,983 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:45,984 INFO L202 PluginConnector]: Adding new model array2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:45 BoogieIcfgContainer [2019-08-06 16:52:45,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:45,985 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:45,985 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:45,985 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:45,986 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 06.08 04:52:45" (1/1) ... [2019-08-06 16:52:45,997 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:46,000 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:46,006 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:46,014 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:46,016 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:46,121 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:46,121 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:46,125 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)) [2019-08-06 16:52:46,126 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:46,133 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:46,136 INFO L168 Benchmark]: Toolchain (without parser) took 498.03 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 91.6 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:46,138 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 109.8 MB in the beginning and 109.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:52:46,139 INFO L168 Benchmark]: Boogie Preprocessor took 43.02 ms. Allocated memory is still 132.1 MB. Free memory was 108.3 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:46,140 INFO L168 Benchmark]: RCFGBuilder took 302.88 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 96.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:46,141 INFO L168 Benchmark]: Symbolic Interpretation took 148.87 ms. Allocated memory is still 132.1 MB. Free memory was 96.8 MB in the beginning and 91.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:46,146 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 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 109.8 MB in the beginning and 109.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.02 ms. Allocated memory is still 132.1 MB. Free memory was 108.3 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 302.88 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 96.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 148.87 ms. Allocated memory is still 132.1 MB. Free memory was 96.8 MB in the beginning and 91.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...