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/unclassified/Disjunction2_unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:20:33,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:20:33,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:20:34,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:20:34,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:20:34,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:20:34,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:20:34,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:20:34,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:20:34,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:20:34,034 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:20:34,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:20:34,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:20:34,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:20:34,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:20:34,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:20:34,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:20:34,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:20:34,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:20:34,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:20:34,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:20:34,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:20:34,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:20:34,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:20:34,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:20:34,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:20:34,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:20:34,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:20:34,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:20:34,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:20:34,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:20:34,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:20:34,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:20:34,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:20:34,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:20:34,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:20:34,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:20:34,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:20:34,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:20:34,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:20:34,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:20:34,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:20:34,114 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:20:34,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:20:34,119 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:20:34,120 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:20:34,120 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/Disjunction2_unsafe.bpl [2019-08-09 14:20:34,121 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/Disjunction2_unsafe.bpl' [2019-08-09 14:20:34,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:20:34,152 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:20:34,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:20:34,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:20:34,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:20:34,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Disjunction2_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:34" (1/1) ... [2019-08-09 14:20:34,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Disjunction2_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:34" (1/1) ... [2019-08-09 14:20:34,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Disjunction2_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:34" (1/1) ... [2019-08-09 14:20:34,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Disjunction2_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:34" (1/1) ... [2019-08-09 14:20:34,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Disjunction2_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:34" (1/1) ... [2019-08-09 14:20:34,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Disjunction2_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:34" (1/1) ... [2019-08-09 14:20:34,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Disjunction2_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:34" (1/1) ... [2019-08-09 14:20:34,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:20:34,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:20:34,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:20:34,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:20:34,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Disjunction2_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:34" (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 14:20:34,263 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Disjunct2_unsafe given in one single declaration [2019-08-09 14:20:34,264 INFO L130 BoogieDeclarations]: Found specification of procedure Disjunct2_unsafe [2019-08-09 14:20:34,264 INFO L138 BoogieDeclarations]: Found implementation of procedure Disjunct2_unsafe [2019-08-09 14:20:34,540 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:20:34,540 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:20:34,541 INFO L202 PluginConnector]: Adding new model Disjunction2_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:34 BoogieIcfgContainer [2019-08-09 14:20:34,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:20:34,542 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:20:34,542 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:20:34,543 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:20:34,543 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Disjunction2_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:34" (1/1) ... [2019-08-09 14:20:34,650 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:20:34,659 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:20:34,663 INFO L168 Benchmark]: Toolchain (without parser) took 508.93 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 86.7 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:34,666 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:20:34,667 INFO L168 Benchmark]: Boogie Preprocessor took 39.83 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 104.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:34,668 INFO L168 Benchmark]: RCFGBuilder took 348.75 ms. Allocated memory is still 138.4 MB. Free memory was 104.6 MB in the beginning and 91.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:34,670 INFO L168 Benchmark]: Symbolic Interpretation took 117.46 ms. Allocated memory is still 138.4 MB. Free memory was 91.3 MB in the beginning and 86.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:34,677 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 28]: 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#(and (not (<= Disjunct2_unsafe_z 1)) (or (and (or (and (< 1 Disjunct2_unsafe_y) (= Disjunct2_unsafe_z 2)) (and (= Disjunct2_unsafe_z 1) (not (< 1 Disjunct2_unsafe_y)))) (< 0 Disjunct2_unsafe_y) (< 1 Disjunct2_unsafe_x)) (and (or (and (= Disjunct2_unsafe_z 0) (not (< 1 Disjunct2_unsafe_y))) (and (= Disjunct2_unsafe_z 1) (< 1 Disjunct2_unsafe_y))) (< Disjunct2_unsafe_y 0) (not (< 1 Disjunct2_unsafe_x))) (and (or (and (or (and (< 1 Disjunct2_unsafe_y) (= Disjunct2_unsafe_z 2)) (and (= Disjunct2_unsafe_z 1) (not (< 1 Disjunct2_unsafe_y)))) (< 1 Disjunct2_unsafe_x)) (and (or (and (= Disjunct2_unsafe_z 0) (not (< 1 Disjunct2_unsafe_y))) (and (= Disjunct2_unsafe_z 1) (< 1 Disjunct2_unsafe_y))) (not (< 1 Disjunct2_unsafe_x)))) (< Disjunct2_unsafe_x 0)) (and (not (< Disjunct2_unsafe_x 0)) (= Disjunct2_unsafe_z 0) (<= 0 Disjunct2_unsafe_y)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.83 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 104.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 348.75 ms. Allocated memory is still 138.4 MB. Free memory was 104.6 MB in the beginning and 91.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 117.46 ms. Allocated memory is still 138.4 MB. Free memory was 91.3 MB in the beginning and 86.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...