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/toy/PreprocessorBranchingTest.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:49,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:49,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:49,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:49,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:49,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:49,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:49,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:49,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:49,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:49,409 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:49,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:49,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:49,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:49,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:49,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:49,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:49,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:49,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:49,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:49,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:49,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:49,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:49,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:49,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:49,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:49,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:49,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:49,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:49,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:49,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:49,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:49,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:49,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:49,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:49,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:49,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:49,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:49,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:49,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:49,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:49,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:49,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:49,484 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:49,485 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:49,486 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:49,486 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/PreprocessorBranchingTest.bpl [2019-08-06 16:55:49,487 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/PreprocessorBranchingTest.bpl' [2019-08-06 16:55:49,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:49,522 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:49,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:49,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:49,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:49,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:49" (1/1) ... [2019-08-06 16:55:49,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:49" (1/1) ... [2019-08-06 16:55:49,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:49" (1/1) ... [2019-08-06 16:55:49,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:49" (1/1) ... [2019-08-06 16:55:49,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:49" (1/1) ... [2019-08-06 16:55:49,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:49" (1/1) ... [2019-08-06 16:55:49,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:49" (1/1) ... [2019-08-06 16:55:49,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:49,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:49,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:49,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:49,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:49" (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 16:55:49,644 INFO L124 BoogieDeclarations]: Specification and implementation of procedure while1 given in one single declaration [2019-08-06 16:55:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure while1 [2019-08-06 16:55:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure while1 [2019-08-06 16:55:49,645 INFO L124 BoogieDeclarations]: Specification and implementation of procedure while2 given in one single declaration [2019-08-06 16:55:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure while2 [2019-08-06 16:55:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure while2 [2019-08-06 16:55:49,646 INFO L124 BoogieDeclarations]: Specification and implementation of procedure while3 given in one single declaration [2019-08-06 16:55:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure while3 [2019-08-06 16:55:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure while3 [2019-08-06 16:55:49,647 INFO L124 BoogieDeclarations]: Specification and implementation of procedure while4 given in one single declaration [2019-08-06 16:55:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure while4 [2019-08-06 16:55:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure while4 [2019-08-06 16:55:49,648 INFO L124 BoogieDeclarations]: Specification and implementation of procedure if1 given in one single declaration [2019-08-06 16:55:49,648 INFO L130 BoogieDeclarations]: Found specification of procedure if1 [2019-08-06 16:55:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure if1 [2019-08-06 16:55:49,649 INFO L124 BoogieDeclarations]: Specification and implementation of procedure if2 given in one single declaration [2019-08-06 16:55:49,649 INFO L130 BoogieDeclarations]: Found specification of procedure if2 [2019-08-06 16:55:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure if2 [2019-08-06 16:55:49,650 INFO L124 BoogieDeclarations]: Specification and implementation of procedure if3 given in one single declaration [2019-08-06 16:55:49,650 INFO L130 BoogieDeclarations]: Found specification of procedure if3 [2019-08-06 16:55:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure if3 [2019-08-06 16:55:49,650 INFO L124 BoogieDeclarations]: Specification and implementation of procedure if4 given in one single declaration [2019-08-06 16:55:49,650 INFO L130 BoogieDeclarations]: Found specification of procedure if4 [2019-08-06 16:55:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure if4 [2019-08-06 16:55:50,289 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:50,290 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-06 16:55:50,291 INFO L202 PluginConnector]: Adding new model PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:50 BoogieIcfgContainer [2019-08-06 16:55:50,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:50,292 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:50,292 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:50,292 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:50,293 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:50" (1/1) ... [2019-08-06 16:55:50,304 INFO L148 IcfgInterpreter]: Started Sifa with 8 locations of interest [2019-08-06 16:55:50,307 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:50,314 INFO L160 IcfgInterpreter]: Initial procedures are [if4, while3, if3, while4, if2, while1, if1, while2] [2019-08-06 16:55:50,322 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:50,324 INFO L185 IcfgInterpreter]: Interpreting procedure if4 with input of size 1 [2019-08-06 16:55:50,357 INFO L185 IcfgInterpreter]: Interpreting procedure while3 with input of size 1 [2019-08-06 16:55:50,377 INFO L185 IcfgInterpreter]: Interpreting procedure if3 with input of size 1 [2019-08-06 16:55:50,380 INFO L185 IcfgInterpreter]: Interpreting procedure while4 with input of size 1 [2019-08-06 16:55:50,404 INFO L185 IcfgInterpreter]: Interpreting procedure if2 with input of size 1 [2019-08-06 16:55:50,407 INFO L185 IcfgInterpreter]: Interpreting procedure while1 with input of size 1 [2019-08-06 16:55:50,412 INFO L185 IcfgInterpreter]: Interpreting procedure if1 with input of size 1 [2019-08-06 16:55:50,413 INFO L185 IcfgInterpreter]: Interpreting procedure while2 with input of size 1 [2019-08-06 16:55:50,438 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:50,439 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:50,442 INFO L179 IcfgInterpreter]: Location while3Err0ASSERT_VIOLATIONASSERT has predicate 14#false [2019-08-06 16:55:50,442 INFO L179 IcfgInterpreter]: Location while4Err0ASSERT_VIOLATIONASSERT has predicate 39#(not (<= while4_x 1)) [2019-08-06 16:55:50,443 INFO L179 IcfgInterpreter]: Location if1Err0ASSERT_VIOLATIONASSERT has predicate 55#false [2019-08-06 16:55:50,443 INFO L179 IcfgInterpreter]: Location if4Err0ASSERT_VIOLATIONASSERT has predicate 6#(and (= 0 if4_x) (or (= (- 1) if4_x) (= 1 if4_x))) [2019-08-06 16:55:50,444 INFO L179 IcfgInterpreter]: Location if2Err0ASSERT_VIOLATIONASSERT has predicate 43#(and (not (= (- 1) if2_x)) (or (= 0 if2_x) (= (- 1) if2_x)) (not (= 0 if2_x))) [2019-08-06 16:55:50,444 INFO L179 IcfgInterpreter]: Location if3Err0ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-06 16:55:50,444 INFO L179 IcfgInterpreter]: Location while1Err0ASSERT_VIOLATIONASSERT has predicate 51#false [2019-08-06 16:55:50,445 INFO L179 IcfgInterpreter]: Location while2Err0ASSERT_VIOLATIONASSERT has predicate 76#(not (<= while2_x 0)) [2019-08-06 16:55:50,446 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:50,454 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:50,458 INFO L168 Benchmark]: Toolchain (without parser) took 934.19 ms. Allocated memory is still 133.2 MB. Free memory was 108.2 MB in the beginning and 80.4 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:50,459 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory is still 109.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:55:50,460 INFO L168 Benchmark]: Boogie Preprocessor took 44.57 ms. Allocated memory is still 133.2 MB. Free memory was 107.8 MB in the beginning and 105.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:50,461 INFO L168 Benchmark]: RCFGBuilder took 723.42 ms. Allocated memory is still 133.2 MB. Free memory was 105.7 MB in the beginning and 87.1 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:50,462 INFO L168 Benchmark]: Symbolic Interpretation took 162.88 ms. Allocated memory is still 133.2 MB. Free memory was 87.1 MB in the beginning and 80.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:50,466 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 33]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 43]: 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: - PositiveResult [Line: 52]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 83]: 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: 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: - PositiveResult [Line: 72]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 14]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 23]: 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 0.20 ms. Allocated memory is still 133.2 MB. Free memory is still 109.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.57 ms. Allocated memory is still 133.2 MB. Free memory was 107.8 MB in the beginning and 105.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 723.42 ms. Allocated memory is still 133.2 MB. Free memory was 105.7 MB in the beginning and 87.1 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 162.88 ms. Allocated memory is still 133.2 MB. Free memory was 87.1 MB in the beginning and 80.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...