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-b03553c [2019-08-05 18:17:01,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:17:01,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:17:01,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:17:01,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:17:01,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:17:01,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:17:01,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:17:01,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:17:01,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:17:01,700 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:17:01,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:17:01,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:17:01,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:17:01,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:17:01,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:17:01,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:17:01,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:17:01,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:17:01,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:17:01,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:17:01,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:17:01,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:17:01,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:17:01,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:17:01,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:17:01,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:17:01,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:17:01,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:17:01,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:17:01,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:17:01,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:17:01,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:17:01,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:17:01,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:17:01,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:17:01,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:17:01,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:17:01,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:17:01,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:17:01,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:17:01,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:17:01,827 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:17:01,831 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:17:01,832 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:17:01,833 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:17:01,835 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalseInIf.bpl [2019-08-05 18:17:01,835 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalseInIf.bpl' [2019-08-05 18:17:01,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:17:01,871 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:17:01,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:17:01,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:17:01,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:17:01,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (1/1) ... [2019-08-05 18:17:01,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:17:01,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:17:01,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:17:01,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:17:01,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:01" (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 18:17:01,975 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:17:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:17:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:17:02,122 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:17:02,122 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:17:02,123 INFO L202 PluginConnector]: Adding new model assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:02 BoogieIcfgContainer [2019-08-05 18:17:02,124 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:17:02,124 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:17:02,125 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:17:02,125 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:17:02,126 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "assertFalseInIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:02" (1/1) ... [2019-08-05 18:17:02,139 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:17:02,143 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:17:02,149 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:17:02,157 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:17:02,158 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:17:02,194 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:17:02,194 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:17:02,200 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 7#(and (< 0 main_x) (= main_x 42)) [2019-08-05 18:17:02,201 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:17:02,207 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:17:02,210 INFO L168 Benchmark]: Toolchain (without parser) took 337.73 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 94.7 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:02,211 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory is still 110.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:17:02,212 INFO L168 Benchmark]: Boogie Preprocessor took 44.06 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 106.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:02,213 INFO L168 Benchmark]: RCFGBuilder took 207.55 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 98.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:02,215 INFO L168 Benchmark]: Symbolic Interpretation took 82.76 ms. Allocated memory is still 132.6 MB. Free memory was 98.5 MB in the beginning and 94.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:02,219 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 0.24 ms. Allocated memory is still 132.6 MB. Free memory is still 110.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.06 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 106.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 207.55 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 98.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 82.76 ms. Allocated memory is still 132.6 MB. Free memory was 98.5 MB in the beginning and 94.7 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...