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/InvariantChecking/showcase/ArrayInitialization01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:13:38,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:13:38,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:13:38,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:13:38,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:13:38,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:13:38,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:13:38,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:13:38,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:13:38,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:13:38,588 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:13:38,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:13:38,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:13:38,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:13:38,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:13:38,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:13:38,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:13:38,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:13:38,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:13:38,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:13:38,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:13:38,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:13:38,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:13:38,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:13:38,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:13:38,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:13:38,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:13:38,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:13:38,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:13:38,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:13:38,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:13:38,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:13:38,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:13:38,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:13:38,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:13:38,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:13:38,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:13:38,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:13:38,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:13:38,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:13:38,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:13:38,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:13:38,666 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:13:38,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:13:38,671 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:13:38,671 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:13:38,672 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantChecking/showcase/ArrayInitialization01.bpl [2019-08-09 14:13:38,673 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantChecking/showcase/ArrayInitialization01.bpl' [2019-08-09 14:13:38,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:13:38,707 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:13:38,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:13:38,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:13:38,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:13:38,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:38" (1/1) ... [2019-08-09 14:13:38,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:38" (1/1) ... [2019-08-09 14:13:38,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:38" (1/1) ... [2019-08-09 14:13:38,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:38" (1/1) ... [2019-08-09 14:13:38,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:38" (1/1) ... [2019-08-09 14:13:38,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:38" (1/1) ... [2019-08-09 14:13:38,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:38" (1/1) ... [2019-08-09 14:13:38,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:13:38,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:13:38,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:13:38,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:13:38,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:38" (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 [2019-08-09 14:13:38,821 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:13:38,822 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:13:38,822 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:13:38,993 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:13:38,994 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:13:38,996 INFO L202 PluginConnector]: Adding new model ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:38 BoogieIcfgContainer [2019-08-09 14:13:38,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:13:38,998 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:13:38,998 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:13:38,998 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:13:38,999 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:38" (1/1) ... [2019-08-09 14:13:39,807 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 19 [2019-08-09 14:13:39,878 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:13:39,886 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:13:39,889 INFO L168 Benchmark]: Toolchain (without parser) took 1181.15 ms. Allocated memory was 134.2 MB in the beginning and 173.5 MB in the end (delta: 39.3 MB). Free memory was 108.0 MB in the beginning and 142.4 MB in the end (delta: -34.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:39,891 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:13:39,893 INFO L168 Benchmark]: Boogie Preprocessor took 45.03 ms. Allocated memory is still 134.2 MB. Free memory was 108.0 MB in the beginning and 105.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:39,895 INFO L168 Benchmark]: RCFGBuilder took 243.75 ms. Allocated memory is still 134.2 MB. Free memory was 105.8 MB in the beginning and 95.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:39,897 INFO L168 Benchmark]: Symbolic Interpretation took 888.75 ms. Allocated memory was 134.2 MB in the beginning and 173.5 MB in the end (delta: 39.3 MB). Free memory was 95.8 MB in the beginning and 142.4 MB in the end (delta: -46.5 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:39,910 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 25]: 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. Predicate is 27#(and (not (= (select main_a main_j) 23)) (<= main_j main_n) (not (<= main_i main_n)) (<= 0 main_j)). Possible FailurePath: - UnprovableResult [Line: 18]: Unable to prove that loop invariant is valid and assertion always holds Unable to prove that loop invariant is valid and assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 33#(and (or (not (<= main_i (+ main_n 1))) (not (<= 0 main_i)) (and (not (= (select main_a main_j) 23)) (<= main_j main_n) (<= (+ main_j 1) main_i) (<= 0 main_j)) (not (<= 0 main_n))) (or (and (= 23 (select main_a (+ main_i (- 1)))) (<= main_i (+ main_n 1))) (and (<= 0 main_n) (= main_i 0)))). 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 134.2 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.03 ms. Allocated memory is still 134.2 MB. Free memory was 108.0 MB in the beginning and 105.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 243.75 ms. Allocated memory is still 134.2 MB. Free memory was 105.8 MB in the beginning and 95.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 888.75 ms. Allocated memory was 134.2 MB in the beginning and 173.5 MB in the end (delta: 39.3 MB). Free memory was 95.8 MB in the beginning and 142.4 MB in the end (delta: -46.5 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...