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-division-zero-1.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:20:06,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:20:06,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:20:06,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:20:06,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:20:06,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:20:06,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:20:06,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:20:06,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:20:06,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:20:06,914 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:20:06,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:20:06,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:20:06,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:20:06,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:20:06,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:20:06,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:20:06,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:20:06,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:20:06,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:20:06,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:20:06,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:20:06,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:20:06,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:20:06,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:20:06,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:20:06,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:20:06,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:20:06,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:20:06,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:20:06,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:20:06,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:20:06,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:20:06,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:20:06,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:20:06,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:20:06,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:20:06,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:20:06,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:20:06,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:20:06,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:20:06,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:20:06,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:20:06,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:20:06,982 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:20:06,983 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:20:06,984 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-zero-1.bpl [2019-08-09 14:20:06,984 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-zero-1.bpl' [2019-08-09 14:20:07,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:20:07,016 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:20:07,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:20:07,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:20:07,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:20:07,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "expr-division-zero-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "expr-division-zero-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "expr-division-zero-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "expr-division-zero-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "expr-division-zero-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "expr-division-zero-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "expr-division-zero-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:20:07,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:20:07,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:20:07,056 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:20:07,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "expr-division-zero-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (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 14:20:07,130 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:20:07,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:20:07,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:20:07,290 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:20:07,290 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:20:07,291 INFO L202 PluginConnector]: Adding new model expr-division-zero-1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:07 BoogieIcfgContainer [2019-08-09 14:20:07,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:20:07,292 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:20:07,292 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:20:07,293 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:20:07,294 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "expr-division-zero-1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,382 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:20:07,389 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:20:07,391 INFO L168 Benchmark]: Toolchain (without parser) took 374.60 ms. Allocated memory is still 140.5 MB. Free memory was 109.1 MB in the beginning and 93.9 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:07,392 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:20:07,394 INFO L168 Benchmark]: Boogie Preprocessor took 38.48 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 106.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:07,395 INFO L168 Benchmark]: RCFGBuilder took 236.56 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 97.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:07,396 INFO L168 Benchmark]: Symbolic Interpretation took 96.47 ms. Allocated memory is still 140.5 MB. Free memory was 97.6 MB in the beginning and 93.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:07,400 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 12]: 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 8#(and (<= ULTIMATE.start_y 1) (= 1 ULTIMATE.start_x) (<= 0 (+ ULTIMATE.start_y 1)) (or (not (<= 0 (+ ULTIMATE.start_z 1))) (not (<= ULTIMATE.start_z 2))) (= (div ULTIMATE.start_x ULTIMATE.start_y) ULTIMATE.start_z)). Possible FailurePath: - PositiveResult [Line: 9]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 11]: assertion always holds For all program executions holds that assertion always holds at this location * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.48 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 106.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 236.56 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 97.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 96.47 ms. Allocated memory is still 140.5 MB. Free memory was 97.6 MB in the beginning and 93.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...