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-b03553c [2019-08-05 18:12:57,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:57,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:57,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:57,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:57,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:57,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:57,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:57,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:57,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:57,100 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:57,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:57,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:57,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:57,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:57,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:57,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:57,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:57,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:57,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:57,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:57,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:57,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:57,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:57,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:57,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:57,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:57,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:57,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:57,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:57,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:57,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:57,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:57,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:57,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:57,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:57,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:57,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:57,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:57,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:57,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:57,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:57,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:57,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:57,191 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:57,191 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:57,192 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/PreprocessorBranchingTest.bpl [2019-08-05 18:12:57,193 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/PreprocessorBranchingTest.bpl' [2019-08-05 18:12:57,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:57,230 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:57,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:57,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:57,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:57,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:57" (1/1) ... [2019-08-05 18:12:57,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:57" (1/1) ... [2019-08-05 18:12:57,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:57" (1/1) ... [2019-08-05 18:12:57,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:57" (1/1) ... [2019-08-05 18:12:57,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:57" (1/1) ... [2019-08-05 18:12:57,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:57" (1/1) ... [2019-08-05 18:12:57,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:57" (1/1) ... [2019-08-05 18:12:57,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:57,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:57,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:57,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:57,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:57" (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 18:12:57,360 INFO L124 BoogieDeclarations]: Specification and implementation of procedure while1 given in one single declaration [2019-08-05 18:12:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure while1 [2019-08-05 18:12:57,361 INFO L138 BoogieDeclarations]: Found implementation of procedure while1 [2019-08-05 18:12:57,361 INFO L124 BoogieDeclarations]: Specification and implementation of procedure while2 given in one single declaration [2019-08-05 18:12:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure while2 [2019-08-05 18:12:57,362 INFO L138 BoogieDeclarations]: Found implementation of procedure while2 [2019-08-05 18:12:57,363 INFO L124 BoogieDeclarations]: Specification and implementation of procedure while3 given in one single declaration [2019-08-05 18:12:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure while3 [2019-08-05 18:12:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure while3 [2019-08-05 18:12:57,363 INFO L124 BoogieDeclarations]: Specification and implementation of procedure while4 given in one single declaration [2019-08-05 18:12:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure while4 [2019-08-05 18:12:57,364 INFO L138 BoogieDeclarations]: Found implementation of procedure while4 [2019-08-05 18:12:57,364 INFO L124 BoogieDeclarations]: Specification and implementation of procedure if1 given in one single declaration [2019-08-05 18:12:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure if1 [2019-08-05 18:12:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure if1 [2019-08-05 18:12:57,365 INFO L124 BoogieDeclarations]: Specification and implementation of procedure if2 given in one single declaration [2019-08-05 18:12:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure if2 [2019-08-05 18:12:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure if2 [2019-08-05 18:12:57,366 INFO L124 BoogieDeclarations]: Specification and implementation of procedure if3 given in one single declaration [2019-08-05 18:12:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure if3 [2019-08-05 18:12:57,366 INFO L138 BoogieDeclarations]: Found implementation of procedure if3 [2019-08-05 18:12:57,367 INFO L124 BoogieDeclarations]: Specification and implementation of procedure if4 given in one single declaration [2019-08-05 18:12:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure if4 [2019-08-05 18:12:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure if4 [2019-08-05 18:12:58,069 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:58,069 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 18:12:58,070 INFO L202 PluginConnector]: Adding new model PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:58 BoogieIcfgContainer [2019-08-05 18:12:58,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:58,071 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:58,071 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:58,072 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:58,072 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "PreprocessorBranchingTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:58" (1/1) ... [2019-08-05 18:12:58,084 INFO L148 IcfgInterpreter]: Started Sifa with 8 locations of interest [2019-08-05 18:12:58,086 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:58,094 INFO L160 IcfgInterpreter]: Initial procedures are [if4, while3, if3, while4, if2, while1, if1, while2] [2019-08-05 18:12:58,101 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:58,103 INFO L185 IcfgInterpreter]: Interpreting procedure if4 with input of size 1 [2019-08-05 18:12:58,133 INFO L185 IcfgInterpreter]: Interpreting procedure while3 with input of size 1 [2019-08-05 18:12:58,159 INFO L185 IcfgInterpreter]: Interpreting procedure if3 with input of size 1 [2019-08-05 18:12:58,162 INFO L185 IcfgInterpreter]: Interpreting procedure while4 with input of size 1 [2019-08-05 18:12:58,196 INFO L185 IcfgInterpreter]: Interpreting procedure if2 with input of size 1 [2019-08-05 18:12:58,198 INFO L185 IcfgInterpreter]: Interpreting procedure while1 with input of size 1 [2019-08-05 18:12:58,215 INFO L185 IcfgInterpreter]: Interpreting procedure if1 with input of size 1 [2019-08-05 18:12:58,218 INFO L185 IcfgInterpreter]: Interpreting procedure while2 with input of size 1 [2019-08-05 18:12:58,228 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:58,228 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:58,231 INFO L179 IcfgInterpreter]: Location if1Err0ASSERT_VIOLATIONASSERT has predicate 55#false [2019-08-05 18:12:58,231 INFO L179 IcfgInterpreter]: Location while2Err0ASSERT_VIOLATIONASSERT has predicate 76#(not (<= while2_x 0)) [2019-08-05 18:12:58,232 INFO L179 IcfgInterpreter]: Location if4Err0ASSERT_VIOLATIONASSERT has predicate 6#(and (= 0 if4_x) (or (= (- 1) if4_x) (= 1 if4_x))) [2019-08-05 18:12:58,232 INFO L179 IcfgInterpreter]: Location while3Err0ASSERT_VIOLATIONASSERT has predicate 14#false [2019-08-05 18:12:58,232 INFO L179 IcfgInterpreter]: Location while1Err0ASSERT_VIOLATIONASSERT has predicate 51#false [2019-08-05 18:12:58,233 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))) [2019-08-05 18:12:58,233 INFO L179 IcfgInterpreter]: Location while4Err0ASSERT_VIOLATIONASSERT has predicate 39#(not (<= while4_x 1)) [2019-08-05 18:12:58,233 INFO L179 IcfgInterpreter]: Location if3Err0ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-05 18:12:58,235 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:58,243 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:58,246 INFO L168 Benchmark]: Toolchain (without parser) took 1015.04 ms. Allocated memory is still 133.7 MB. Free memory was 106.1 MB in the beginning and 78.5 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:58,247 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 133.7 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 18:12:58,248 INFO L168 Benchmark]: Boogie Preprocessor took 52.86 ms. Allocated memory is still 133.7 MB. Free memory was 106.1 MB in the beginning and 103.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:58,249 INFO L168 Benchmark]: RCFGBuilder took 786.65 ms. Allocated memory is still 133.7 MB. Free memory was 103.9 MB in the beginning and 85.5 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:58,250 INFO L168 Benchmark]: Symbolic Interpretation took 172.03 ms. Allocated memory is still 133.7 MB. Free memory was 85.3 MB in the beginning and 78.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:58,254 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 52]: 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: - 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: - PositiveResult [Line: 33]: 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: 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: 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: 72]: assertion always holds For all program executions holds that assertion always holds at this location * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 133.7 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.86 ms. Allocated memory is still 133.7 MB. Free memory was 106.1 MB in the beginning and 103.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 786.65 ms. Allocated memory is still 133.7 MB. Free memory was 103.9 MB in the beginning and 85.5 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 172.03 ms. Allocated memory is still 133.7 MB. Free memory was 85.3 MB in the beginning and 78.5 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...