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/n.c11.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:28,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:28,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:28,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:28,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:28,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:28,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:28,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:28,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:28,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:28,108 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:28,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:28,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:28,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:28,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:28,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:28,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:28,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:28,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:28,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:28,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:28,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:28,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:28,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:28,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:28,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:28,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:28,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:28,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:28,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:28,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:28,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:28,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:28,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:28,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:28,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:28,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:28,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:28,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:28,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:28,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:28,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:28,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:28,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:28,196 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:28,196 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:28,198 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/n.c11.i_3.bpl [2019-08-06 16:52:28,198 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/n.c11.i_3.bpl' [2019-08-06 16:52:28,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:28,241 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:28,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:28,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:28,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:28,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:28" (1/1) ... [2019-08-06 16:52:28,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:28" (1/1) ... [2019-08-06 16:52:28,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:28" (1/1) ... [2019-08-06 16:52:28,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:28" (1/1) ... [2019-08-06 16:52:28,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:28" (1/1) ... [2019-08-06 16:52:28,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:28" (1/1) ... [2019-08-06 16:52:28,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:28" (1/1) ... [2019-08-06 16:52:28,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:28,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:28,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:28,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:28,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:28" (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 16:52:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:28,612 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:28,612 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:28,615 INFO L202 PluginConnector]: Adding new model n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:28 BoogieIcfgContainer [2019-08-06 16:52:28,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:28,616 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:28,616 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:28,616 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:28,617 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:28" (1/1) ... [2019-08-06 16:52:28,631 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:28,633 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:28,644 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:28,654 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:28,656 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:28,821 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:28,821 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:28,826 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (and (< (mod ULTIMATE.start_main_~len~5 4294967296) 5) (<= 0 (mod ULTIMATE.start_main_~len~5 4294967296))) 1 0)) (not (= (mod (+ ULTIMATE.start_main_~len~5 4294967295) 4294967296) 4)) (exists ((|v_ULTIMATE.start_main_#t~nondet0_9| Int)) (= (mod |v_ULTIMATE.start_main_#t~nondet0_9| 256) 0)) (exists ((|v_ULTIMATE.start_main_#t~nondet0_8| Int)) (not (= 0 (mod |v_ULTIMATE.start_main_#t~nondet0_8| 256)))) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (exists ((v_ULTIMATE.start_main_~a~5_8 (Array Int Int))) (= ULTIMATE.start_main_~a~5 (store v_ULTIMATE.start_main_~a~5_8 (mod (+ ULTIMATE.start_main_~len~5 4294967295) 4294967296) 0)))) [2019-08-06 16:52:28,827 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:28,836 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:28,839 INFO L168 Benchmark]: Toolchain (without parser) took 597.37 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 90.7 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:28,841 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:52:28,842 INFO L168 Benchmark]: Boogie Preprocessor took 46.64 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:28,843 INFO L168 Benchmark]: RCFGBuilder took 325.95 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 96.0 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:28,844 INFO L168 Benchmark]: Symbolic Interpretation took 220.78 ms. Allocated memory is still 132.1 MB. Free memory was 96.0 MB in the beginning and 90.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:28,848 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 108.5 MB in the beginning and 108.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.64 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 325.95 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 96.0 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 220.78 ms. Allocated memory is still 132.1 MB. Free memory was 96.0 MB in the beginning and 90.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...