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/TestSequentialCompositionHavoc.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:05:23,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:05:23,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:05:23,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:05:23,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:05:23,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:05:23,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:05:23,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:05:23,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:05:23,244 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:05:23,245 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:05:23,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:05:23,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:05:23,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:05:23,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:05:23,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:05:23,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:05:23,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:05:23,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:05:23,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:05:23,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:05:23,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:05:23,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:05:23,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:05:23,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:05:23,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:05:23,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:05:23,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:05:23,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:05:23,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:05:23,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:05:23,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:05:23,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:05:23,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:05:23,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:05:23,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:05:23,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:05:23,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:05:23,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:05:23,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:05:23,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:05:23,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:05:23,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:05:23,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:05:23,346 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:05:23,347 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:05:23,348 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestSequentialCompositionHavoc.bpl [2019-08-05 12:05:23,348 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestSequentialCompositionHavoc.bpl' [2019-08-05 12:05:23,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:05:23,381 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:05:23,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:05:23,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:05:23,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:05:23,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestSequentialCompositionHavoc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:23" (1/1) ... [2019-08-05 12:05:23,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestSequentialCompositionHavoc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:23" (1/1) ... [2019-08-05 12:05:23,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestSequentialCompositionHavoc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:23" (1/1) ... [2019-08-05 12:05:23,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestSequentialCompositionHavoc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:23" (1/1) ... [2019-08-05 12:05:23,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestSequentialCompositionHavoc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:23" (1/1) ... [2019-08-05 12:05:23,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestSequentialCompositionHavoc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:23" (1/1) ... [2019-08-05 12:05:23,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestSequentialCompositionHavoc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:23" (1/1) ... [2019-08-05 12:05:23,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:05:23,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:05:23,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:05:23,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:05:23,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestSequentialCompositionHavoc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:23" (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 12:05:23,486 INFO L124 BoogieDeclarations]: Specification and implementation of procedure proc given in one single declaration [2019-08-05 12:05:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-05 12:05:23,487 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-05 12:05:23,716 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:05:23,717 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 12:05:23,718 INFO L202 PluginConnector]: Adding new model TestSequentialCompositionHavoc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:23 BoogieIcfgContainer [2019-08-05 12:05:23,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:05:23,719 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:05:23,719 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:05:23,719 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:05:23,721 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestSequentialCompositionHavoc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:23" (1/1) ... [2019-08-05 12:05:23,733 INFO L148 IcfgInterpreter]: Started Sifa with 7 locations of interest [2019-08-05 12:05:23,736 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:05:23,743 INFO L160 IcfgInterpreter]: Initial procedures are [proc] [2019-08-05 12:05:23,753 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:05:23,754 INFO L184 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-05 12:05:24,282 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:05:24,282 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:05:24,286 INFO L178 IcfgInterpreter]: Location procErr5ASSERT_VIOLATIONASSERT has predicate 15#(and (not (= proc_y 1)) (= proc_a 10)) [2019-08-05 12:05:24,287 INFO L178 IcfgInterpreter]: Location procErr4ASSERT_VIOLATIONASSERT has predicate 18#(and (not (= proc_y 0)) (= proc_a 10)) [2019-08-05 12:05:24,287 INFO L178 IcfgInterpreter]: Location procErr2ASSERT_VIOLATIONASSERT has predicate 24#(and (not (= proc_y 0)) (= proc_a 10)) [2019-08-05 12:05:24,287 INFO L178 IcfgInterpreter]: Location procErr3ASSERT_VIOLATIONASSERT has predicate 21#(and (not (= proc_y 0)) (= proc_y proc_a)) [2019-08-05 12:05:24,288 INFO L178 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 30#(and (not (= proc_y 0)) (= proc_a 10)) [2019-08-05 12:05:24,288 INFO L178 IcfgInterpreter]: Location procErr6ASSERT_VIOLATIONASSERT has predicate 12#(and (not (= proc_y 1)) (= proc_a 10)) [2019-08-05 12:05:24,288 INFO L178 IcfgInterpreter]: Location procErr1ASSERT_VIOLATIONASSERT has predicate 27#(and (not (= proc_y 0)) (= proc_a 0)) [2019-08-05 12:05:24,299 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:05:24,301 INFO L168 Benchmark]: Toolchain (without parser) took 919.34 ms. Allocated memory is still 142.6 MB. Free memory was 112.1 MB in the beginning and 90.7 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:24,303 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 142.6 MB. Free memory was 113.4 MB in the beginning and 113.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:05:24,304 INFO L168 Benchmark]: Boogie Preprocessor took 39.17 ms. Allocated memory is still 142.6 MB. Free memory was 112.1 MB in the beginning and 110.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:24,305 INFO L168 Benchmark]: RCFGBuilder took 297.09 ms. Allocated memory is still 142.6 MB. Free memory was 110.1 MB in the beginning and 99.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:24,306 INFO L168 Benchmark]: Symbolic Interpretation took 579.96 ms. Allocated memory is still 142.6 MB. Free memory was 99.8 MB in the beginning and 90.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:24,310 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 61]: 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: - UnprovableResult [Line: 54]: 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: - UnprovableResult [Line: 40]: 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: - UnprovableResult [Line: 47]: 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: - UnprovableResult [Line: 26]: 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: - UnprovableResult [Line: 68]: 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: - UnprovableResult [Line: 33]: 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 142.6 MB. Free memory was 113.4 MB in the beginning and 113.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.17 ms. Allocated memory is still 142.6 MB. Free memory was 112.1 MB in the beginning and 110.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 297.09 ms. Allocated memory is still 142.6 MB. Free memory was 110.1 MB in the beginning and 99.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 579.96 ms. Allocated memory is still 142.6 MB. Free memory was 99.8 MB in the beginning and 90.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...