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/errorLocalization/angelicVerification/motivatingExample.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:12:43,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:43,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:43,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:43,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:43,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:43,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:43,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:43,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:43,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:43,672 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:43,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:43,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:43,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:43,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:43,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:43,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:43,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:43,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:43,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:43,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:43,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:43,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:43,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:43,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:43,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:43,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:43,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:43,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:43,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:43,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:43,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:43,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:43,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:43,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:43,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:43,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:43,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:43,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:43,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:43,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:43,750 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:43,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:43,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:43,767 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:43,768 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:43,768 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/angelicVerification/motivatingExample.bpl [2019-08-05 18:12:43,769 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/angelicVerification/motivatingExample.bpl' [2019-08-05 18:12:43,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:43,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:43,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:43,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:43,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:43,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:43" (1/1) ... [2019-08-05 18:12:43,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:43" (1/1) ... [2019-08-05 18:12:43,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:43" (1/1) ... [2019-08-05 18:12:43,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:43" (1/1) ... [2019-08-05 18:12:43,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:43" (1/1) ... [2019-08-05 18:12:43,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:43" (1/1) ... [2019-08-05 18:12:43,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:43" (1/1) ... [2019-08-05 18:12:43,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:43,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:43,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:43,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:43,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:43" (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 18:12:43,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure FooBar given in one single declaration [2019-08-05 18:12:43,924 INFO L130 BoogieDeclarations]: Found specification of procedure FooBar [2019-08-05 18:12:43,924 INFO L138 BoogieDeclarations]: Found implementation of procedure FooBar [2019-08-05 18:12:43,924 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Baz given in one single declaration [2019-08-05 18:12:43,924 INFO L130 BoogieDeclarations]: Found specification of procedure Baz [2019-08-05 18:12:43,925 INFO L138 BoogieDeclarations]: Found implementation of procedure Baz [2019-08-05 18:12:43,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Foo given in one single declaration [2019-08-05 18:12:43,925 INFO L130 BoogieDeclarations]: Found specification of procedure Foo [2019-08-05 18:12:43,925 INFO L138 BoogieDeclarations]: Found implementation of procedure Foo [2019-08-05 18:12:43,926 INFO L130 BoogieDeclarations]: Found specification of procedure env1 [2019-08-05 18:12:44,195 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:44,195 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:12:44,196 INFO L202 PluginConnector]: Adding new model motivatingExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:44 BoogieIcfgContainer [2019-08-05 18:12:44,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:44,197 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:44,197 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:44,197 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:44,198 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:44" (1/1) ... [2019-08-05 18:12:44,207 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:12:44,210 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:44,216 INFO L160 IcfgInterpreter]: Initial procedures are [Foo, Baz, FooBar] [2019-08-05 18:12:44,225 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:44,226 INFO L185 IcfgInterpreter]: Interpreting procedure Foo with input of size 1 [2019-08-05 18:12:44,288 INFO L185 IcfgInterpreter]: Interpreting procedure Baz with input of size 1 [2019-08-05 18:12:44,290 INFO L185 IcfgInterpreter]: Interpreting procedure FooBar with input of size 1 [2019-08-05 18:12:44,291 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:44,291 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:44,294 INFO L179 IcfgInterpreter]: Location BazErr0ASSERT_VIOLATIONASSERT has predicate 16#(not (< 0 Baz_z)) [2019-08-05 18:12:44,294 INFO L179 IcfgInterpreter]: Location FooBarErr0ASSERT_VIOLATIONASSERT has predicate 20#(not (< 0 FooBar_w)) [2019-08-05 18:12:44,295 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:44,302 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:44,305 INFO L168 Benchmark]: Toolchain (without parser) took 500.38 ms. Allocated memory is still 131.6 MB. Free memory was 108.1 MB in the beginning and 91.0 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:44,306 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:12:44,308 INFO L168 Benchmark]: Boogie Preprocessor took 38.45 ms. Allocated memory is still 131.6 MB. Free memory was 108.1 MB in the beginning and 106.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:44,309 INFO L168 Benchmark]: RCFGBuilder took 353.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 95.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:44,310 INFO L168 Benchmark]: Symbolic Interpretation took 105.51 ms. Allocated memory is still 131.6 MB. Free memory was 95.7 MB in the beginning and 91.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:44,315 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 19]: 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: 12]: 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 131.6 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.45 ms. Allocated memory is still 131.6 MB. Free memory was 108.1 MB in the beginning and 106.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 353.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 95.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 105.51 ms. Allocated memory is still 131.6 MB. Free memory was 95.7 MB in the beginning and 91.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...