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/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:04:02,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:04:02,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:04:03,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:04:03,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:04:03,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:04:03,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:04:03,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:04:03,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:04:03,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:04:03,020 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:04:03,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:04:03,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:04:03,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:04:03,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:04:03,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:04:03,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:04:03,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:04:03,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:04:03,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:04:03,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:04:03,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:04:03,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:04:03,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:04:03,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:04:03,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:04:03,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:04:03,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:04:03,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:04:03,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:04:03,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:04:03,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:04:03,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:04:03,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:04:03,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:04:03,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:04:03,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:04:03,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:04:03,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:04:03,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:04:03,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:04:03,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:04:03,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:04:03,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:04:03,121 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:04:03,121 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:04:03,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl [2019-08-05 12:04:03,123 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl' [2019-08-05 12:04:03,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:04:03,150 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:04:03,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:04:03,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:04:03,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:04:03,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:03" (1/1) ... [2019-08-05 12:04:03,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:03" (1/1) ... [2019-08-05 12:04:03,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:03" (1/1) ... [2019-08-05 12:04:03,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:03" (1/1) ... [2019-08-05 12:04:03,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:03" (1/1) ... [2019-08-05 12:04:03,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:03" (1/1) ... [2019-08-05 12:04:03,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:03" (1/1) ... [2019-08-05 12:04:03,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:04:03,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:04:03,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:04:03,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:04:03,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:04:03" (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 12:04:03,261 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:04:03,261 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:04:03,471 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:04:03,472 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:04:03,474 INFO L202 PluginConnector]: Adding new model BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:04:03 BoogieIcfgContainer [2019-08-05 12:04:03,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:04:03,474 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:04:03,475 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:04:03,475 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:04:03,477 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BoogieArrayTest-StoreAfterReadNestedUnsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:04:03" (1/1) ... [2019-08-05 12:04:03,489 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:04:03,491 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:04:03,498 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:04:03,507 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:04:03,508 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:04:03,603 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:04:03,603 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:04:03,606 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= (select a (select a 0)) (select a (select a 1))) (exists ((v_a_7 (Array Int Int))) (and (not (= (select v_a_7 (select v_a_7 0)) (select v_a_7 (select v_a_7 1)))) (not (= (select v_a_7 0) 0)) (not (= 0 (select v_a_7 1))) (= (store v_a_7 0 42) a)))) [2019-08-05 12:04:03,615 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:04:03,617 INFO L168 Benchmark]: Toolchain (without parser) took 466.87 ms. Allocated memory is still 141.6 MB. Free memory was 111.1 MB in the beginning and 95.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:04:03,619 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.6 MB. Free memory was 112.3 MB in the beginning and 112.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:04:03,620 INFO L168 Benchmark]: Boogie Preprocessor took 41.49 ms. Allocated memory is still 141.6 MB. Free memory was 111.1 MB in the beginning and 108.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:04:03,622 INFO L168 Benchmark]: RCFGBuilder took 281.53 ms. Allocated memory is still 141.6 MB. Free memory was 108.9 MB in the beginning and 100.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:04:03,623 INFO L168 Benchmark]: Symbolic Interpretation took 140.73 ms. Allocated memory is still 141.6 MB. Free memory was 100.6 MB in the beginning and 95.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:04:03,627 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 13]: 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 141.6 MB. Free memory was 112.3 MB in the beginning and 112.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.49 ms. Allocated memory is still 141.6 MB. Free memory was 111.1 MB in the beginning and 108.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 281.53 ms. Allocated memory is still 141.6 MB. Free memory was 108.9 MB in the beginning and 100.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 140.73 ms. Allocated memory is still 141.6 MB. Free memory was 100.6 MB in the beginning and 95.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...