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-b8c145f [2019-08-05 12:06:47,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:06:47,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:06:47,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:06:47,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:06:47,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:06:47,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:06:47,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:06:47,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:06:47,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:06:47,493 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:06:47,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:06:47,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:06:47,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:06:47,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:06:47,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:06:47,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:06:47,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:06:47,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:06:47,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:06:47,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:06:47,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:06:47,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:06:47,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:06:47,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:06:47,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:06:47,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:06:47,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:06:47,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:06:47,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:06:47,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:06:47,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:06:47,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:06:47,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:06:47,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:06:47,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:06:47,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:06:47,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:06:47,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:06:47,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:06:47,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:06:47,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:06:47,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:06:47,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:06:47,567 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:06:47,567 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:06:47,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-inequality-bug.bpl [2019-08-05 12:06:47,569 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-division-inequality-bug.bpl' [2019-08-05 12:06:47,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:06:47,601 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:06:47,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:06:47,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:06:47,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:06:47,630 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 12:06:47" (1/1) ... [2019-08-05 12:06:47,631 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 12:06:47" (1/1) ... [2019-08-05 12:06:47,639 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 12:06:47" (1/1) ... [2019-08-05 12:06:47,639 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 12:06:47" (1/1) ... [2019-08-05 12:06:47,641 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 12:06:47" (1/1) ... [2019-08-05 12:06:47,645 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 12:06:47" (1/1) ... [2019-08-05 12:06:47,646 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 12:06:47" (1/1) ... [2019-08-05 12:06:47,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:06:47,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:06:47,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:06:47,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:06:47,653 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 12:06:47" (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 12:06:47,728 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:06:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:06:47,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:06:48,002 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:06:48,003 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:06:48,005 INFO L202 PluginConnector]: Adding new model expr-division-inequality-bug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:48 BoogieIcfgContainer [2019-08-05 12:06:48,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:06:48,006 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:06:48,006 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:06:48,006 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:06:48,012 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 12:06:48" (1/1) ... [2019-08-05 12:06:48,024 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 12:06:48,029 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:06:48,036 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 12:06:48,046 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:06:48,047 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 12:06:48,310 WARN L188 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 9 [2019-08-05 12:06:48,319 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:06:48,319 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:06:48,322 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 10#false [2019-08-05 12:06:48,323 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 7#(and (<= 1 ULTIMATE.start_x) (not (<= ULTIMATE.start_y 10)) (<= ULTIMATE.start_x 10)) [2019-08-05 12:06:48,331 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:06:48,334 INFO L168 Benchmark]: Toolchain (without parser) took 732.05 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 90.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:48,335 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:06:48,337 INFO L168 Benchmark]: Boogie Preprocessor took 45.39 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 105.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:48,338 INFO L168 Benchmark]: RCFGBuilder took 355.91 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 96.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:48,339 INFO L168 Benchmark]: Symbolic Interpretation took 325.82 ms. Allocated memory is still 139.5 MB. Free memory was 96.8 MB in the beginning and 90.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:48,344 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.. 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 139.5 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.39 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 105.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 355.91 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 96.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 325.82 ms. Allocated memory is still 139.5 MB. Free memory was 96.8 MB in the beginning and 90.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...