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/regression/bpl/TestQuantifierEliminationInequality04_WithConstants.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:09,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:09,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:09,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:09,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:09,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:09,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:09,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:09,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:09,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:09,064 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:09,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:09,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:09,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:09,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:09,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:09,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:09,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:09,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:09,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:09,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:09,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:09,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:09,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:09,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:09,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:09,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:09,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:09,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:09,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:09,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:09,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:09,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:09,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:09,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:09,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:09,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:09,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:09,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:09,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:09,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:09,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:09,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:09,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:09,167 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:09,167 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:09,168 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestQuantifierEliminationInequality04_WithConstants.bpl [2019-08-06 16:58:09,168 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestQuantifierEliminationInequality04_WithConstants.bpl' [2019-08-06 16:58:09,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:09,196 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:09,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:09,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:09,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:09,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04_WithConstants.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:09" (1/1) ... [2019-08-06 16:58:09,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04_WithConstants.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:09" (1/1) ... [2019-08-06 16:58:09,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04_WithConstants.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:09" (1/1) ... [2019-08-06 16:58:09,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04_WithConstants.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:09" (1/1) ... [2019-08-06 16:58:09,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04_WithConstants.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:09" (1/1) ... [2019-08-06 16:58:09,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04_WithConstants.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:09" (1/1) ... [2019-08-06 16:58:09,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04_WithConstants.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:09" (1/1) ... [2019-08-06 16:58:09,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:09,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:09,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:09,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:09,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestQuantifierEliminationInequality04_WithConstants.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:09" (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 [2019-08-06 16:58:09,303 INFO L124 BoogieDeclarations]: Specification and implementation of procedure proc given in one single declaration [2019-08-06 16:58:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-06 16:58:09,304 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-06 16:58:09,459 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:09,459 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:58:09,460 INFO L202 PluginConnector]: Adding new model TestQuantifierEliminationInequality04_WithConstants.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:09 BoogieIcfgContainer [2019-08-06 16:58:09,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:09,461 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:09,461 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:09,461 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:09,462 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestQuantifierEliminationInequality04_WithConstants.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:09" (1/1) ... [2019-08-06 16:58:09,471 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:09,474 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:09,481 INFO L160 IcfgInterpreter]: Initial procedures are [proc] [2019-08-06 16:58:09,489 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:09,491 INFO L185 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-06 16:58:09,548 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:09,548 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:09,551 INFO L179 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 9#(and (<= x a) (not (= x a)) (<= b x) (<= 1.0 x) (not (< b a))) [2019-08-06 16:58:09,552 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:09,559 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:09,562 INFO L168 Benchmark]: Toolchain (without parser) took 365.41 ms. Allocated memory is still 133.2 MB. Free memory was 108.3 MB in the beginning and 93.4 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:09,563 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:58:09,565 INFO L168 Benchmark]: Boogie Preprocessor took 36.69 ms. Allocated memory is still 133.2 MB. Free memory was 108.3 MB in the beginning and 106.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:09,566 INFO L168 Benchmark]: RCFGBuilder took 227.03 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 97.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:09,567 INFO L168 Benchmark]: Symbolic Interpretation took 98.63 ms. Allocated memory is still 133.2 MB. Free memory was 97.2 MB in the beginning and 93.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:09,570 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 20]: 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 0.23 ms. Allocated memory is still 133.2 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.69 ms. Allocated memory is still 133.2 MB. Free memory was 108.3 MB in the beginning and 106.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 227.03 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 97.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 98.63 ms. Allocated memory is still 133.2 MB. Free memory was 97.2 MB in the beginning and 93.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...