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-b8c145f [2019-08-04 21:55:42,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:55:42,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:55:42,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:55:42,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:55:42,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:55:42,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:55:42,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:55:42,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:55:42,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:55:42,916 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:55:42,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:55:42,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:55:42,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:55:42,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:55:42,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:55:42,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:55:42,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:55:42,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:55:42,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:55:42,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:55:42,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:55:42,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:55:42,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:55:42,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:55:42,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:55:42,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:55:42,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:55:42,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:55:42,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:55:42,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:55:42,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:55:42,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:55:42,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:55:42,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:55:42,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:55:42,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:55:42,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:55:42,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:55:42,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:55:42,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:55:42,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:55:42,983 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:55:42,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:55:42,988 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:55:42,988 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:55:42,989 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array2.i_3.bpl [2019-08-04 21:55:42,989 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array2.i_3.bpl' [2019-08-04 21:55:43,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:55:43,026 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:55:43,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:55:43,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:55:43,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:55:43,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:43" (1/1) ... [2019-08-04 21:55:43,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:43" (1/1) ... [2019-08-04 21:55:43,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:43" (1/1) ... [2019-08-04 21:55:43,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:43" (1/1) ... [2019-08-04 21:55:43,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:43" (1/1) ... [2019-08-04 21:55:43,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:43" (1/1) ... [2019-08-04 21:55:43,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:43" (1/1) ... [2019-08-04 21:55:43,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:55:43,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:55:43,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:55:43,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:55:43,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:55:43" (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 [2019-08-04 21:55:43,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:55:43,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:55:43,400 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:55:43,401 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 21:55:43,402 INFO L202 PluginConnector]: Adding new model array2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:55:43 BoogieIcfgContainer [2019-08-04 21:55:43,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:55:43,403 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:55:43,403 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:55:43,403 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:55:43,405 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 04.08 09:55:43" (1/1) ... [2019-08-04 21:55:43,416 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:55:43,419 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:55:43,426 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-04 21:55:43,435 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:55:43,436 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-04 21:55:43,600 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-08-04 21:55:43,739 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-08-04 21:55:44,081 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-08-04 21:55:44,200 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-04 21:55:44,330 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:55:44,330 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:55:44,333 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 28#(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) (= |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) (exists ((v_ULTIMATE.start_main_~B~4_10 (Array Int Int))) (= (store v_ULTIMATE.start_main_~B~4_10 (+ ULTIMATE.start_main_~i~4 (- 1)) ULTIMATE.start_main_~tmp~4) ULTIMATE.start_main_~B~4))) [2019-08-04 21:55:44,342 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:55:44,344 INFO L168 Benchmark]: Toolchain (without parser) took 1318.31 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 78.4 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:44,346 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-04 21:55:44,347 INFO L168 Benchmark]: Boogie Preprocessor took 43.29 ms. Allocated memory is still 141.0 MB. Free memory was 110.5 MB in the beginning and 108.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:44,348 INFO L168 Benchmark]: RCFGBuilder took 332.62 ms. Allocated memory is still 141.0 MB. Free memory was 108.4 MB in the beginning and 99.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:44,350 INFO L168 Benchmark]: Symbolic Interpretation took 939.37 ms. Allocated memory is still 141.0 MB. Free memory was 99.0 MB in the beginning and 78.6 MB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-08-04 21:55:44,353 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 141.0 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.29 ms. Allocated memory is still 141.0 MB. Free memory was 110.5 MB in the beginning and 108.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 332.62 ms. Allocated memory is still 141.0 MB. Free memory was 108.4 MB in the beginning and 99.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 939.37 ms. Allocated memory is still 141.0 MB. Free memory was 99.0 MB in the beginning and 78.6 MB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...