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/all/expr-equality-linear.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:16:29,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:29,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:29,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:29,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:29,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:29,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:29,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:29,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:29,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:29,926 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:29,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:29,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:29,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:29,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:29,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:29,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:29,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:29,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:29,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:29,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:29,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:29,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:29,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:29,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:16:29,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:16:29,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:16:29,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:16:29,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:16:29,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:16:29,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:29,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:29,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:29,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:29,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:29,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:29,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:29,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:29,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:29,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:29,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:29,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:30,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:30,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:30,009 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:30,009 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:30,010 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-equality-linear.bpl [2019-08-05 18:16:30,010 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-equality-linear.bpl' [2019-08-05 18:16:30,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:30,041 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:30,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:30,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:30,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:30,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "expr-equality-linear.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:30" (1/1) ... [2019-08-05 18:16:30,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "expr-equality-linear.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:30" (1/1) ... [2019-08-05 18:16:30,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "expr-equality-linear.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:30" (1/1) ... [2019-08-05 18:16:30,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "expr-equality-linear.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:30" (1/1) ... [2019-08-05 18:16:30,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "expr-equality-linear.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:30" (1/1) ... [2019-08-05 18:16:30,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "expr-equality-linear.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:30" (1/1) ... [2019-08-05 18:16:30,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "expr-equality-linear.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:30" (1/1) ... [2019-08-05 18:16:30,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:30,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:30,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:30,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:30,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "expr-equality-linear.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:30" (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 18:16:30,148 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 18:16:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:16:30,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:16:30,425 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:16:30,426 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:16:30,428 INFO L202 PluginConnector]: Adding new model expr-equality-linear.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:30 BoogieIcfgContainer [2019-08-05 18:16:30,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:30,430 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:30,430 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:30,430 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:30,433 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "expr-equality-linear.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:30" (1/1) ... [2019-08-05 18:16:30,447 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-05 18:16:30,455 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:30,465 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:16:30,474 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:30,478 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:16:30,545 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:30,545 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:30,549 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 11#false [2019-08-05 18:16:30,550 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 14#false [2019-08-05 18:16:30,550 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT has predicate 8#(and (= (+ ULTIMATE.start_y ULTIMATE.start_x) 5) (<= ULTIMATE.start_y 10) (<= 0 (+ ULTIMATE.start_x 10)) (<= 0 (+ ULTIMATE.start_y 10)) (= 5 ULTIMATE.start_y) (<= ULTIMATE.start_x 10)) [2019-08-05 18:16:30,551 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:30,561 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:30,564 INFO L168 Benchmark]: Toolchain (without parser) took 522.08 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 94.1 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:30,566 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 110.5 MB in the beginning and 110.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:16:30,567 INFO L168 Benchmark]: Boogie Preprocessor took 36.30 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:30,570 INFO L168 Benchmark]: RCFGBuilder took 351.10 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 98.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:30,572 INFO L168 Benchmark]: Symbolic Interpretation took 131.64 ms. Allocated memory is still 134.2 MB. Free memory was 98.1 MB in the beginning and 94.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:30,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 13]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 10]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 14]: 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 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 110.5 MB in the beginning and 110.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.30 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 351.10 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 98.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 131.64 ms. Allocated memory is still 134.2 MB. Free memory was 98.1 MB in the beginning and 94.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...