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-inequality-bug.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:20:07,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:20:07,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:20:07,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:20:07,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:20:07,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:20:07,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:20:07,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:20:07,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:20:07,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:20:07,635 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:20:07,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:20:07,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:20:07,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:20:07,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:20:07,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:20:07,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:20:07,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:20:07,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:20:07,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:20:07,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:20:07,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:20:07,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:20:07,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:20:07,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:20:07,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:20:07,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:20:07,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:20:07,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:20:07,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:20:07,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:20:07,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:20:07,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:20:07,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:20:07,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:20:07,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:20:07,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:20:07,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:20:07,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:20:07,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:20:07,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:20:07,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:20:07,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:20:07,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:20:07,708 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:20:07,708 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:20:07,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-inequality-bug.bpl [2019-08-09 14:20:07,709 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-inequality-bug.bpl' [2019-08-09 14:20:07,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:20:07,740 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:20:07,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:20:07,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:20:07,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:20:07,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:07" (1/1) ... [2019-08-09 14:20:07,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:20:07,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:20:07,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:20:07,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:20:07,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "expr-division-inequality-bug.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 14:20:07,851 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:20:07,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:20:07,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:20:08,014 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:20:08,015 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:20:08,017 INFO L202 PluginConnector]: Adding new model expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:08 BoogieIcfgContainer [2019-08-09 14:20:08,017 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:20:08,018 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:20:08,018 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:20:08,021 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:20:08,022 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:08" (1/1) ... [2019-08-09 14:20:08,139 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:20:08,147 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:20:08,150 INFO L168 Benchmark]: Toolchain (without parser) took 409.15 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 93.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:08,152 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:20:08,153 INFO L168 Benchmark]: Boogie Preprocessor took 39.12 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:08,154 INFO L168 Benchmark]: RCFGBuilder took 236.90 ms. Allocated memory is still 140.0 MB. Free memory was 106.3 MB in the beginning and 97.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:08,156 INFO L168 Benchmark]: Symbolic Interpretation took 129.63 ms. Allocated memory is still 140.0 MB. Free memory was 97.3 MB in the beginning and 93.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:08,160 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 12]: 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. Predicate is 7#(and (<= 1 ULTIMATE.start_x) (<= 1 ULTIMATE.start_y) (<= (div ULTIMATE.start_x ULTIMATE.start_y) 4) (not (<= ULTIMATE.start_y 10)) (<= ULTIMATE.start_x 10)). 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 140.0 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.12 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 236.90 ms. Allocated memory is still 140.0 MB. Free memory was 106.3 MB in the beginning and 97.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 129.63 ms. Allocated memory is still 140.0 MB. Free memory was 97.3 MB in the beginning and 93.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...