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/assertFalse.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:20:50,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:20:50,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:20:50,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:20:50,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:20:50,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:20:50,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:20:50,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:20:50,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:20:50,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:20:50,563 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:20:50,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:20:50,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:20:50,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:20:50,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:20:50,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:20:50,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:20:50,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:20:50,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:20:50,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:20:50,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:20:50,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:20:50,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:20:50,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:20:50,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:20:50,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:20:50,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:20:50,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:20:50,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:20:50,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:20:50,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:20:50,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:20:50,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:20:50,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:20:50,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:20:50,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:20:50,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:20:50,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:20:50,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:20:50,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:20:50,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:20:50,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:20:50,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:20:50,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:20:50,669 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:20:50,670 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:20:50,671 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalse.bpl [2019-08-09 14:20:50,671 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalse.bpl' [2019-08-09 14:20:50,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:20:50,703 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:20:50,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:20:50,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:20:50,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:20:50,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:50" (1/1) ... [2019-08-09 14:20:50,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:50" (1/1) ... [2019-08-09 14:20:50,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:50" (1/1) ... [2019-08-09 14:20:50,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:50" (1/1) ... [2019-08-09 14:20:50,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:50" (1/1) ... [2019-08-09 14:20:50,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:50" (1/1) ... [2019-08-09 14:20:50,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:50" (1/1) ... [2019-08-09 14:20:50,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:20:50,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:20:50,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:20:50,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:20:50,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:50" (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 [2019-08-09 14:20:50,821 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:20:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:20:50,821 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:20:50,939 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:20:50,939 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:20:50,941 INFO L202 PluginConnector]: Adding new model assertFalse.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:50 BoogieIcfgContainer [2019-08-09 14:20:50,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:20:50,942 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:20:50,942 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:20:50,944 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:20:50,946 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:50" (1/1) ... [2019-08-09 14:20:51,054 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:20:51,067 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:20:51,071 INFO L168 Benchmark]: Toolchain (without parser) took 366.07 ms. Allocated memory is still 136.3 MB. Free memory was 104.6 MB in the beginning and 90.7 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:51,073 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 136.3 MB. Free memory is still 105.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-09 14:20:51,075 INFO L168 Benchmark]: Boogie Preprocessor took 42.51 ms. Allocated memory is still 136.3 MB. Free memory was 104.6 MB in the beginning and 102.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:51,076 INFO L168 Benchmark]: RCFGBuilder took 194.52 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 94.5 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:51,078 INFO L168 Benchmark]: Symbolic Interpretation took 125.95 ms. Allocated memory is still 136.3 MB. Free memory was 94.5 MB in the beginning and 90.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:51,084 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 9]: 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. Predicate is 6#(= main_x 0). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 136.3 MB. Free memory is still 105.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.51 ms. Allocated memory is still 136.3 MB. Free memory was 104.6 MB in the beginning and 102.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 194.52 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 94.5 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 125.95 ms. Allocated memory is still 136.3 MB. Free memory was 94.5 MB in the beginning and 90.7 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...