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/afnp2014.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:30,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:30,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:30,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:30,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:30,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:30,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:30,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:30,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:30,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:30,739 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:30,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:30,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:30,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:30,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:30,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:30,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:30,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:30,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:30,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:30,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:30,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:30,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:30,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:30,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:30,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:30,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:30,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:30,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:30,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:30,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:30,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:30,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:30,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:30,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:30,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:30,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:30,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:30,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:30,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:30,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:30,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:30,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:30,848 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:30,850 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:30,851 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:30,852 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/afnp2014.c.i_3.bpl [2019-08-06 16:52:30,853 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/afnp2014.c.i_3.bpl' [2019-08-06 16:52:30,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:30,891 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:30,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:30,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:30,892 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:30,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (1/1) ... [2019-08-06 16:52:30,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:30,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:30,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:30,938 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:30,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:30" (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 16:52:31,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:31,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:31,309 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:31,309 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:31,310 INFO L202 PluginConnector]: Adding new model afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:31 BoogieIcfgContainer [2019-08-06 16:52:31,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:31,311 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:31,311 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:31,311 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:31,312 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:31" (1/1) ... [2019-08-06 16:52:31,324 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:31,326 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:31,335 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:31,344 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:31,346 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:31,457 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:31,457 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:31,460 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 27#(and (= (ite (<= ULTIMATE.start_main_~y~5 ULTIMATE.start_main_~x~5) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (< ULTIMATE.start_main_~y~5 1000) (exists ((|v_ULTIMATE.start_main_#t~short1_11| Bool) (|v_ULTIMATE.start_main_#t~nondet0_7| Int)) (and (not |v_ULTIMATE.start_main_#t~short1_11|) (<= 0 (+ |v_ULTIMATE.start_main_#t~nondet0_7| 2147483648)) (or (and (not |v_ULTIMATE.start_main_#t~short1_11|) (= 0 |v_ULTIMATE.start_main_#t~nondet0_7|)) (and |v_ULTIMATE.start_main_#t~short1_11| (not (= 0 |v_ULTIMATE.start_main_#t~nondet0_7|)))) (<= |v_ULTIMATE.start_main_#t~nondet0_7| 2147483647))) (exists ((|v_ULTIMATE.start_main_#t~short1_10| Bool)) |v_ULTIMATE.start_main_#t~short1_10|)) [2019-08-06 16:52:31,462 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:31,469 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:31,472 INFO L168 Benchmark]: Toolchain (without parser) took 580.75 ms. Allocated memory is still 132.6 MB. Free memory was 107.8 MB in the beginning and 90.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:31,473 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory is still 108.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:52:31,475 INFO L168 Benchmark]: Boogie Preprocessor took 45.77 ms. Allocated memory is still 132.6 MB. Free memory was 107.8 MB in the beginning and 105.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:31,476 INFO L168 Benchmark]: RCFGBuilder took 372.57 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 96.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:31,477 INFO L168 Benchmark]: Symbolic Interpretation took 158.92 ms. Allocated memory is still 132.6 MB. Free memory was 95.6 MB in the beginning and 90.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:31,481 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 43]: 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 0.23 ms. Allocated memory is still 132.6 MB. Free memory is still 108.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.77 ms. Allocated memory is still 132.6 MB. Free memory was 107.8 MB in the beginning and 105.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 372.57 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 96.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 158.92 ms. Allocated memory is still 132.6 MB. Free memory was 95.6 MB in the beginning and 90.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...