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-b8c145f [2019-08-05 11:42:57,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:42:57,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:42:57,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:42:57,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:42:57,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:42:57,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:42:57,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:42:57,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:42:57,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:42:57,803 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:42:57,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:42:57,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:42:57,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:42:57,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:42:57,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:42:57,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:42:57,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:42:57,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:42:57,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:42:57,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:42:57,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:42:57,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:42:57,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:42:57,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:42:57,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:42:57,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:42:57,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:42:57,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:42:57,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:42:57,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:42:57,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:42:57,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:42:57,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:42:57,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:42:57,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:42:57,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:42:57,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:42:57,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:42:57,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:42:57,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:42:57,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:42:57,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:42:57,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:42:57,891 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:42:57,892 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:42:57,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/n.c11.i_3.bpl [2019-08-05 11:42:57,893 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/n.c11.i_3.bpl' [2019-08-05 11:42:57,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:42:57,924 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:42:57,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:42:57,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:42:57,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:42:57,944 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 05.08 11:42:57" (1/1) ... [2019-08-05 11:42:57,945 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 05.08 11:42:57" (1/1) ... [2019-08-05 11:42:57,952 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 05.08 11:42:57" (1/1) ... [2019-08-05 11:42:57,952 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 05.08 11:42:57" (1/1) ... [2019-08-05 11:42:57,956 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 05.08 11:42:57" (1/1) ... [2019-08-05 11:42:57,957 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 05.08 11:42:57" (1/1) ... [2019-08-05 11:42:57,958 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 05.08 11:42:57" (1/1) ... [2019-08-05 11:42:57,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:42:57,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:42:57,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:42:57,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:42:57,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:42:57" (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 11:42:58,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:42:58,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:42:58,196 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:42:58,197 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:42:58,198 INFO L202 PluginConnector]: Adding new model n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:42:58 BoogieIcfgContainer [2019-08-05 11:42:58,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:42:58,198 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:42:58,199 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:42:58,199 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:42:58,201 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 05.08 11:42:58" (1/1) ... [2019-08-05 11:42:58,212 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:42:58,214 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:42:58,221 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:42:58,230 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:42:58,231 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:42:58,449 WARN L188 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 10 [2019-08-05 11:42:58,571 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-08-05 11:42:58,853 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:42:58,853 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:42:58,856 INFO L178 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)) (= |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)))) [2019-08-05 11:42:58,865 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:42:58,867 INFO L168 Benchmark]: Toolchain (without parser) took 942.02 ms. Allocated memory is still 138.4 MB. Free memory was 107.9 MB in the beginning and 81.1 MB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:58,868 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:42:58,869 INFO L168 Benchmark]: Boogie Preprocessor took 34.90 ms. Allocated memory is still 138.4 MB. Free memory was 107.5 MB in the beginning and 105.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:58,871 INFO L168 Benchmark]: RCFGBuilder took 238.04 ms. Allocated memory is still 138.4 MB. Free memory was 105.7 MB in the beginning and 96.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:58,872 INFO L168 Benchmark]: Symbolic Interpretation took 666.47 ms. Allocated memory is still 138.4 MB. Free memory was 96.0 MB in the beginning and 81.1 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:42:58,879 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 138.4 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.90 ms. Allocated memory is still 138.4 MB. Free memory was 107.5 MB in the beginning and 105.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 238.04 ms. Allocated memory is still 138.4 MB. Free memory was 105.7 MB in the beginning and 96.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 666.47 ms. Allocated memory is still 138.4 MB. Free memory was 96.0 MB in the beginning and 81.1 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...