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/loopAcceleration/loopAccelerationFastUPR/OctagonTest_Default.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:17:13,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:17:13,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:17:13,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:17:13,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:17:13,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:17:13,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:17:13,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:17:13,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:17:13,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:17:13,537 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:17:13,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:17:13,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:17:13,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:17:13,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:17:13,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:17:13,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:17:13,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:17:13,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:17:13,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:17:13,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:17:13,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:17:13,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:17:13,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:17:13,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:17:13,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:17:13,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:17:13,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:17:13,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:17:13,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:17:13,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:17:13,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:17:13,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:17:13,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:17:13,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:17:13,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:17:13,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:17:13,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:17:13,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:17:13,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:17:13,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:17:13,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:17:13,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:17:13,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:17:13,616 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:17:13,617 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:17:13,618 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationFastUPR/OctagonTest_Default.bpl [2019-08-05 18:17:13,618 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationFastUPR/OctagonTest_Default.bpl' [2019-08-05 18:17:13,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:17:13,646 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:17:13,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:17:13,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:17:13,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:17:13,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "OctagonTest_Default.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:13" (1/1) ... [2019-08-05 18:17:13,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "OctagonTest_Default.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:13" (1/1) ... [2019-08-05 18:17:13,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "OctagonTest_Default.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:13" (1/1) ... [2019-08-05 18:17:13,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "OctagonTest_Default.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:13" (1/1) ... [2019-08-05 18:17:13,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "OctagonTest_Default.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:13" (1/1) ... [2019-08-05 18:17:13,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "OctagonTest_Default.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:13" (1/1) ... [2019-08-05 18:17:13,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "OctagonTest_Default.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:13" (1/1) ... [2019-08-05 18:17:13,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:17:13,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:17:13,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:17:13,688 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:17:13,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "OctagonTest_Default.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:13" (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 18:17:13,764 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:17:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:17:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:17:14,023 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:17:14,024 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:17:14,025 INFO L202 PluginConnector]: Adding new model OctagonTest_Default.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:14 BoogieIcfgContainer [2019-08-05 18:17:14,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:17:14,026 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:17:14,026 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:17:14,027 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:17:14,028 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "OctagonTest_Default.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:14" (1/1) ... [2019-08-05 18:17:14,043 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:17:14,052 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:17:14,063 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:17:14,073 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:17:14,079 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:17:14,157 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:17:14,158 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:17:14,163 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (not (<= 6 x)) (not (<= y 2)) (not (< x 100)) (not (<= (+ x 5) 0)) (< x 101)) [2019-08-05 18:17:14,164 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:17:14,173 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:17:14,176 INFO L168 Benchmark]: Toolchain (without parser) took 528.95 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 93.1 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:14,178 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 18:17:14,179 INFO L168 Benchmark]: Boogie Preprocessor took 40.30 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 107.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:14,182 INFO L168 Benchmark]: RCFGBuilder took 338.36 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 98.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:14,184 INFO L168 Benchmark]: Symbolic Interpretation took 147.31 ms. Allocated memory is still 141.0 MB. Free memory was 98.1 MB in the beginning and 93.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:14,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 17]: 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 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.30 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 107.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 338.36 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 98.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 147.31 ms. Allocated memory is still 141.0 MB. Free memory was 98.1 MB in the beginning and 93.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...