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-b03553c [2019-08-05 18:16:25,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:25,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:25,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:25,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:25,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:25,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:25,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:25,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:25,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:25,146 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:25,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:25,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:25,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:25,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:25,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:25,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:25,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:25,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:25,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:25,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:25,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:25,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:25,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:25,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:16:25,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:16:25,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:16:25,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:16:25,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:16:25,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:16:25,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:25,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:25,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:25,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:25,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:25,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:25,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:25,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:25,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:25,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:25,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:25,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:25,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:25,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:25,237 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:25,237 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:25,238 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-inequality-bug.bpl [2019-08-05 18:16:25,239 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-inequality-bug.bpl' [2019-08-05 18:16:25,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:25,270 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:25,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:25,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:25,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:25,295 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 05.08 06:16:25" (1/1) ... [2019-08-05 18:16:25,297 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 05.08 06:16:25" (1/1) ... [2019-08-05 18:16:25,302 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 05.08 06:16:25" (1/1) ... [2019-08-05 18:16:25,303 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 05.08 06:16:25" (1/1) ... [2019-08-05 18:16:25,304 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 05.08 06:16:25" (1/1) ... [2019-08-05 18:16:25,305 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 05.08 06:16:25" (1/1) ... [2019-08-05 18:16:25,306 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 05.08 06:16:25" (1/1) ... [2019-08-05 18:16:25,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:25,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:25,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:25,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:25,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:25" (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 18:16:25,373 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 18:16:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:16:25,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:16:25,633 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:16:25,634 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:16:25,635 INFO L202 PluginConnector]: Adding new model expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:25 BoogieIcfgContainer [2019-08-05 18:16:25,636 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:25,639 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:25,639 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:25,640 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:25,641 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 05.08 06:16:25" (1/1) ... [2019-08-05 18:16:25,654 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:16:25,661 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:25,671 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:16:25,680 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:25,682 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:16:25,727 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:25,727 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:25,732 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 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)) [2019-08-05 18:16:25,733 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 10#false [2019-08-05 18:16:25,734 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:25,742 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:25,745 INFO L168 Benchmark]: Toolchain (without parser) took 473.71 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 94.4 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:25,746 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.66 ms. Allocated memory is still 133.2 MB. Free memory is still 110.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:16:25,747 INFO L168 Benchmark]: Boogie Preprocessor took 36.35 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:25,749 INFO L168 Benchmark]: RCFGBuilder took 328.08 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 98.6 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:25,750 INFO L168 Benchmark]: Symbolic Interpretation took 103.28 ms. Allocated memory is still 133.2 MB. Free memory was 98.6 MB in the beginning and 94.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:25,754 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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: - PositiveResult [Line: 12]: 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 0.66 ms. Allocated memory is still 133.2 MB. Free memory is still 110.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.35 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 328.08 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 98.6 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 103.28 ms. Allocated memory is still 133.2 MB. Free memory was 98.6 MB in the beginning and 94.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...