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/TestAxiomConst04-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:16,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:16,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:16,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:16,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:16,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:16,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:16,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:16,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:16,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:16,056 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:16,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:16,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:16,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:16,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:16,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:16,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:16,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:16,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:16,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:16,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:16,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:16,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:16,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:16,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:16,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:16,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:16,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:16,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:16,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:16,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:16,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:16,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:16,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:16,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:16,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:16,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:16,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:16,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:16,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:16,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:16,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:16,120 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:16,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:16,125 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:16,126 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:16,127 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestAxiomConst04-Safe.bpl [2019-08-05 18:15:16,128 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestAxiomConst04-Safe.bpl' [2019-08-05 18:15:16,163 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:16,165 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:16,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:16,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:16,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:16,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestAxiomConst04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:16" (1/1) ... [2019-08-05 18:15:16,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestAxiomConst04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:16" (1/1) ... [2019-08-05 18:15:16,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestAxiomConst04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:16" (1/1) ... [2019-08-05 18:15:16,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestAxiomConst04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:16" (1/1) ... [2019-08-05 18:15:16,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestAxiomConst04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:16" (1/1) ... [2019-08-05 18:15:16,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestAxiomConst04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:16" (1/1) ... [2019-08-05 18:15:16,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestAxiomConst04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:16" (1/1) ... [2019-08-05 18:15:16,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:16,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:16,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:16,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:16,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestAxiomConst04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:16" (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 18:15:16,268 INFO L124 BoogieDeclarations]: Specification and implementation of procedure proc given in one single declaration [2019-08-05 18:15:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-05 18:15:16,269 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-05 18:15:16,467 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:16,467 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:16,468 INFO L202 PluginConnector]: Adding new model TestAxiomConst04-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:16 BoogieIcfgContainer [2019-08-05 18:15:16,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:16,469 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:16,469 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:16,470 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:16,471 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestAxiomConst04-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:16" (1/1) ... [2019-08-05 18:15:16,485 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:16,489 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:16,499 INFO L160 IcfgInterpreter]: Initial procedures are [proc] [2019-08-05 18:15:16,510 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:16,512 INFO L185 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-05 18:15:16,558 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:16,559 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:16,561 INFO L179 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (= proc_x 23)) (= proc_x c)) [2019-08-05 18:15:16,562 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:16,569 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:16,573 INFO L168 Benchmark]: Toolchain (without parser) took 407.05 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 94.9 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:16,574 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:15:16,577 INFO L168 Benchmark]: Boogie Preprocessor took 40.06 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 106.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:16,578 INFO L168 Benchmark]: RCFGBuilder took 263.16 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 98.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:16,580 INFO L168 Benchmark]: Symbolic Interpretation took 100.48 ms. Allocated memory is still 140.5 MB. Free memory was 98.6 MB in the beginning and 94.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:16,587 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 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.06 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 106.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 263.16 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 98.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 100.48 ms. Allocated memory is still 140.5 MB. Free memory was 98.6 MB in the beginning and 94.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...