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_Inconsistent.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:56,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:56,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:56,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:56,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:56,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:56,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:56,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:56,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:56,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:56,364 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:56,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:56,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:56,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:56,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:56,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:56,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:56,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:56,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:56,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:56,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:56,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:56,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:56,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:56,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:56,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:56,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:56,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:56,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:56,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:56,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:56,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:56,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:56,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:56,389 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:56,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:56,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:56,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:56,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:56,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:56,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:56,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:56,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:56,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:56,437 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:56,438 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:56,439 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationFastUPR/OctagonTest_Inconsistent.bpl [2019-08-06 16:59:56,439 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationFastUPR/OctagonTest_Inconsistent.bpl' [2019-08-06 16:59:56,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:56,475 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:56,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:56,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:56,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:56,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "OctagonTest_Inconsistent.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:56" (1/1) ... [2019-08-06 16:59:56,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "OctagonTest_Inconsistent.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:56" (1/1) ... [2019-08-06 16:59:56,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "OctagonTest_Inconsistent.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:56" (1/1) ... [2019-08-06 16:59:56,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "OctagonTest_Inconsistent.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:56" (1/1) ... [2019-08-06 16:59:56,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "OctagonTest_Inconsistent.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:56" (1/1) ... [2019-08-06 16:59:56,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "OctagonTest_Inconsistent.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:56" (1/1) ... [2019-08-06 16:59:56,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "OctagonTest_Inconsistent.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:56" (1/1) ... [2019-08-06 16:59:56,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:56,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:56,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:56,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:56,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "OctagonTest_Inconsistent.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:56" (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 16:59:56,587 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:59:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:59:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:59:56,858 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:59:56,859 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:56,860 INFO L202 PluginConnector]: Adding new model OctagonTest_Inconsistent.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:56 BoogieIcfgContainer [2019-08-06 16:59:56,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:56,861 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:56,861 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:56,861 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:56,862 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "OctagonTest_Inconsistent.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:56" (1/1) ... [2019-08-06 16:59:56,876 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:56,882 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:56,897 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:59:56,908 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:56,910 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:59:56,985 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:56,985 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:56,988 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 15#(and (exists ((v_x_10 Int)) (and (or (and (= 10 y) (= (+ y 1) v_x_10) (< 0 y)) (and (= 10 y) (= v_x_10 0))) (< v_x_10 y))) (not (<= 6 x)) (not (<= y 2)) (not (<= (+ x 5) 0)) (not (< x y)) (= (+ y 1) x)) [2019-08-06 16:59:56,989 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:56,996 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:56,998 INFO L168 Benchmark]: Toolchain (without parser) took 522.88 ms. Allocated memory is still 131.6 MB. Free memory was 106.8 MB in the beginning and 90.6 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:57,000 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 131.6 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:57,001 INFO L168 Benchmark]: Boogie Preprocessor took 42.57 ms. Allocated memory is still 131.6 MB. Free memory was 106.8 MB in the beginning and 104.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:57,002 INFO L168 Benchmark]: RCFGBuilder took 342.10 ms. Allocated memory is still 131.6 MB. Free memory was 104.6 MB in the beginning and 95.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:57,003 INFO L168 Benchmark]: Symbolic Interpretation took 134.99 ms. Allocated memory is still 131.6 MB. Free memory was 95.4 MB in the beginning and 90.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:57,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 16]: 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 0.24 ms. Allocated memory is still 131.6 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.57 ms. Allocated memory is still 131.6 MB. Free memory was 106.8 MB in the beginning and 104.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 342.10 ms. Allocated memory is still 131.6 MB. Free memory was 104.6 MB in the beginning and 95.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 134.99 ms. Allocated memory is still 131.6 MB. Free memory was 95.4 MB in the beginning and 90.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...