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/dangerInvariants/assertFalseInIf.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:44,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:44,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:44,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:44,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:44,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:44,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:44,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:44,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:44,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:44,634 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:44,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:44,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:44,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:44,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:44,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:44,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:44,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:44,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:44,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:44,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:44,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:44,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:44,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:44,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:44,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:44,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:44,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:44,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:44,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:44,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:44,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:44,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:44,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:44,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:44,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:44,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:44,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:44,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:44,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:44,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:44,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:44,704 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:44,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:44,709 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:44,709 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:44,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalseInIf.bpl [2019-08-06 16:59:44,711 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalseInIf.bpl' [2019-08-06 16:59:44,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:44,742 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:44,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:44,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:44,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:44,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:44" (1/1) ... [2019-08-06 16:59:44,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:44" (1/1) ... [2019-08-06 16:59:44,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:44" (1/1) ... [2019-08-06 16:59:44,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:44" (1/1) ... [2019-08-06 16:59:44,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:44" (1/1) ... [2019-08-06 16:59:44,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:44" (1/1) ... [2019-08-06 16:59:44,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:44" (1/1) ... [2019-08-06 16:59:44,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:44,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:44,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:44,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:44,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:44" (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 16:59:44,859 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:59:44,860 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:59:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:59:45,062 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:59:45,062 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:45,064 INFO L202 PluginConnector]: Adding new model assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:45 BoogieIcfgContainer [2019-08-06 16:59:45,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:45,065 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:45,065 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:45,065 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:45,066 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:45" (1/1) ... [2019-08-06 16:59:45,077 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:45,080 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:45,087 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:59:45,095 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:45,097 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:59:45,134 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:45,134 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:45,137 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 7#(and (< 0 main_x) (= main_x 42)) [2019-08-06 16:59:45,138 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:45,145 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:45,148 INFO L168 Benchmark]: Toolchain (without parser) took 404.90 ms. Allocated memory is still 134.2 MB. Free memory was 109.4 MB in the beginning and 95.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:45,149 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory is still 110.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:59:45,151 INFO L168 Benchmark]: Boogie Preprocessor took 41.24 ms. Allocated memory is still 134.2 MB. Free memory was 109.4 MB in the beginning and 107.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:45,152 INFO L168 Benchmark]: RCFGBuilder took 279.52 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 98.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:45,153 INFO L168 Benchmark]: Symbolic Interpretation took 80.63 ms. Allocated memory is still 134.2 MB. Free memory was 98.8 MB in the beginning and 95.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:45,162 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 11]: 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 134.2 MB. Free memory is still 110.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.24 ms. Allocated memory is still 134.2 MB. Free memory was 109.4 MB in the beginning and 107.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 279.52 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 98.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 80.63 ms. Allocated memory is still 134.2 MB. Free memory was 98.8 MB in the beginning and 95.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...