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/eq/06_basic.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:06:35,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:06:35,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:06:35,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:06:35,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:06:35,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:06:35,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:06:35,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:06:35,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:06:35,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:06:35,943 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:06:35,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:06:35,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:06:35,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:06:35,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:06:35,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:06:35,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:06:35,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:06:35,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:06:35,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:06:35,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:06:35,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:06:35,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:06:35,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:06:35,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:06:35,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:06:35,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:06:35,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:06:35,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:06:35,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:06:35,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:06:35,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:06:35,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:06:35,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:06:35,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:06:35,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:06:35,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:06:35,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:06:35,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:06:35,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:06:35,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:06:36,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:06:36,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:06:36,021 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:06:36,023 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:06:36,024 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:06:36,024 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/06_basic.bpl [2019-08-05 12:06:36,025 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/06_basic.bpl' [2019-08-05 12:06:36,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:06:36,061 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:06:36,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:06:36,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:06:36,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:06:36,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,101 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:06:36,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:06:36,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:06:36,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:06:36,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (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 12:06:36,165 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-05 12:06:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-05 12:06:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-05 12:06:36,344 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:06:36,345 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:06:36,346 INFO L202 PluginConnector]: Adding new model 06_basic.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:36 BoogieIcfgContainer [2019-08-05 12:06:36,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:06:36,347 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:06:36,347 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:06:36,348 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:06:36,350 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "06_basic.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,361 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:06:36,364 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:06:36,372 INFO L160 IcfgInterpreter]: Initial procedures are [Easy] [2019-08-05 12:06:36,380 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:06:36,382 INFO L184 IcfgInterpreter]: Interpreting procedure Easy with input of size 1 [2019-08-05 12:06:36,552 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 1 [2019-08-05 12:06:36,552 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:06:36,553 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:06:36,557 INFO L178 IcfgInterpreter]: Location EasyErr0ASSERT_VIOLATIONASSERT has predicate 6#false [2019-08-05 12:06:36,565 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:06:36,569 INFO L168 Benchmark]: Toolchain (without parser) took 506.85 ms. Allocated memory is still 137.9 MB. Free memory was 115.4 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:36,574 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 116.6 MB in the beginning and 116.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:06:36,575 INFO L168 Benchmark]: Boogie Preprocessor took 43.19 ms. Allocated memory is still 137.9 MB. Free memory was 115.4 MB in the beginning and 113.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:36,577 INFO L168 Benchmark]: RCFGBuilder took 241.55 ms. Allocated memory is still 137.9 MB. Free memory was 113.3 MB in the beginning and 104.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:36,578 INFO L168 Benchmark]: Symbolic Interpretation took 218.58 ms. Allocated memory is still 137.9 MB. Free memory was 104.1 MB in the beginning and 98.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:36,584 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * 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 137.9 MB. Free memory was 116.6 MB in the beginning and 116.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.19 ms. Allocated memory is still 137.9 MB. Free memory was 115.4 MB in the beginning and 113.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 241.55 ms. Allocated memory is still 137.9 MB. Free memory was 113.3 MB in the beginning and 104.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 218.58 ms. Allocated memory is still 137.9 MB. Free memory was 104.1 MB in the beginning and 98.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...