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/abstractInterpretation/regression/non_con/expr-unary-minus-bug2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:21,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:21,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:21,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:21,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:21,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:21,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:21,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:21,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:21,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:21,036 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:21,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:21,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:21,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:21,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:21,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:21,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:21,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:21,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:21,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:21,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:21,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:21,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:21,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:21,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:21,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:21,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:21,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:21,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:21,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:21,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:21,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:21,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:21,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:21,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:21,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:21,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:21,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:21,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:21,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:21,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:21,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:21,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:21,117 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:21,120 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:21,121 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:21,121 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/expr-unary-minus-bug2.bpl [2019-08-06 16:59:21,122 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/expr-unary-minus-bug2.bpl' [2019-08-06 16:59:21,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:21,153 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:21,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:21,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:21,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:21,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "expr-unary-minus-bug2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:21" (1/1) ... [2019-08-06 16:59:21,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "expr-unary-minus-bug2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:21" (1/1) ... [2019-08-06 16:59:21,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "expr-unary-minus-bug2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:21" (1/1) ... [2019-08-06 16:59:21,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "expr-unary-minus-bug2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:21" (1/1) ... [2019-08-06 16:59:21,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "expr-unary-minus-bug2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:21" (1/1) ... [2019-08-06 16:59:21,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "expr-unary-minus-bug2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:21" (1/1) ... [2019-08-06 16:59:21,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "expr-unary-minus-bug2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:21" (1/1) ... [2019-08-06 16:59:21,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:21,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:21,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:21,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:21,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "expr-unary-minus-bug2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:21" (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 16:59:21,265 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:59:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:59:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:59:21,466 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:59:21,466 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:21,468 INFO L202 PluginConnector]: Adding new model expr-unary-minus-bug2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:21 BoogieIcfgContainer [2019-08-06 16:59:21,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:21,469 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:21,469 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:21,469 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:21,470 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "expr-unary-minus-bug2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:21" (1/1) ... [2019-08-06 16:59:21,482 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:21,486 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:21,495 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:59:21,504 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:21,505 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:59:21,549 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:21,550 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:21,554 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (<= 0 (+ ULTIMATE.start_y 2))) (<= 0 (+ (* 2 ULTIMATE.start_y) 4))) [2019-08-06 16:59:21,555 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:21,562 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:21,564 INFO L168 Benchmark]: Toolchain (without parser) took 410.63 ms. Allocated memory is still 138.9 MB. Free memory was 107.4 MB in the beginning and 92.9 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:21,566 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:21,567 INFO L168 Benchmark]: Boogie Preprocessor took 39.42 ms. Allocated memory is still 138.9 MB. Free memory was 107.4 MB in the beginning and 105.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:21,568 INFO L168 Benchmark]: RCFGBuilder took 274.37 ms. Allocated memory is still 138.9 MB. Free memory was 105.4 MB in the beginning and 96.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:21,570 INFO L168 Benchmark]: Symbolic Interpretation took 93.44 ms. Allocated memory is still 138.9 MB. Free memory was 96.7 MB in the beginning and 92.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:21,573 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.42 ms. Allocated memory is still 138.9 MB. Free memory was 107.4 MB in the beginning and 105.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 274.37 ms. Allocated memory is still 138.9 MB. Free memory was 105.4 MB in the beginning and 96.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 93.44 ms. Allocated memory is still 138.9 MB. Free memory was 96.7 MB in the beginning and 92.9 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...