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 0.1.24-3b9210c [2019-08-06 16:55:23,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:23,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:23,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:23,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:23,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:23,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:23,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:23,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:23,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:23,512 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:23,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:23,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:23,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:23,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:23,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:23,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:23,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:23,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:23,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:23,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:23,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:23,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:23,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:23,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:23,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:23,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:23,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:23,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:23,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:23,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:23,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:23,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:23,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:23,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:23,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:23,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:23,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:23,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:23,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:23,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:23,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:23,590 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:23,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:23,596 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:23,597 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:23,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/angelicVerification/motivatingExample.bpl [2019-08-06 16:55:23,598 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/angelicVerification/motivatingExample.bpl' [2019-08-06 16:55:23,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:23,637 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:23,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:23,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:23,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:23,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:23" (1/1) ... [2019-08-06 16:55:23,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:23" (1/1) ... [2019-08-06 16:55:23,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:23" (1/1) ... [2019-08-06 16:55:23,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:23" (1/1) ... [2019-08-06 16:55:23,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:23" (1/1) ... [2019-08-06 16:55:23,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:23" (1/1) ... [2019-08-06 16:55:23,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:23" (1/1) ... [2019-08-06 16:55:23,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:23,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:23,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:23,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:23,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:23" (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 16:55:23,744 INFO L124 BoogieDeclarations]: Specification and implementation of procedure FooBar given in one single declaration [2019-08-06 16:55:23,745 INFO L130 BoogieDeclarations]: Found specification of procedure FooBar [2019-08-06 16:55:23,745 INFO L138 BoogieDeclarations]: Found implementation of procedure FooBar [2019-08-06 16:55:23,745 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Baz given in one single declaration [2019-08-06 16:55:23,745 INFO L130 BoogieDeclarations]: Found specification of procedure Baz [2019-08-06 16:55:23,745 INFO L138 BoogieDeclarations]: Found implementation of procedure Baz [2019-08-06 16:55:23,746 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Foo given in one single declaration [2019-08-06 16:55:23,746 INFO L130 BoogieDeclarations]: Found specification of procedure Foo [2019-08-06 16:55:23,746 INFO L138 BoogieDeclarations]: Found implementation of procedure Foo [2019-08-06 16:55:23,746 INFO L130 BoogieDeclarations]: Found specification of procedure env1 [2019-08-06 16:55:24,057 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:24,057 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:24,058 INFO L202 PluginConnector]: Adding new model motivatingExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:24 BoogieIcfgContainer [2019-08-06 16:55:24,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:24,059 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:24,059 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:24,059 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:24,060 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "motivatingExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:24" (1/1) ... [2019-08-06 16:55:24,070 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 16:55:24,073 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:24,079 INFO L160 IcfgInterpreter]: Initial procedures are [Foo, Baz, FooBar] [2019-08-06 16:55:24,086 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:24,087 INFO L185 IcfgInterpreter]: Interpreting procedure Foo with input of size 1 [2019-08-06 16:55:24,147 INFO L185 IcfgInterpreter]: Interpreting procedure Baz with input of size 1 [2019-08-06 16:55:24,149 INFO L185 IcfgInterpreter]: Interpreting procedure FooBar with input of size 1 [2019-08-06 16:55:24,150 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:24,150 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:24,153 INFO L179 IcfgInterpreter]: Location FooBarErr0ASSERT_VIOLATIONASSERT has predicate 20#(not (< 0 FooBar_w)) [2019-08-06 16:55:24,153 INFO L179 IcfgInterpreter]: Location BazErr0ASSERT_VIOLATIONASSERT has predicate 16#(not (< 0 Baz_z)) [2019-08-06 16:55:24,154 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:24,161 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:24,164 INFO L168 Benchmark]: Toolchain (without parser) took 525.81 ms. Allocated memory is still 133.7 MB. Free memory was 110.2 MB in the beginning and 93.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:24,165 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:24,167 INFO L168 Benchmark]: Boogie Preprocessor took 40.69 ms. Allocated memory is still 133.7 MB. Free memory was 110.2 MB in the beginning and 108.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:24,168 INFO L168 Benchmark]: RCFGBuilder took 379.65 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 97.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:24,169 INFO L168 Benchmark]: Symbolic Interpretation took 102.26 ms. Allocated memory is still 133.7 MB. Free memory was 97.8 MB in the beginning and 93.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:24,174 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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: - 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: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.69 ms. Allocated memory is still 133.7 MB. Free memory was 110.2 MB in the beginning and 108.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 379.65 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 97.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 102.26 ms. Allocated memory is still 133.7 MB. Free memory was 97.8 MB in the beginning and 93.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...