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/BoogiePL/sifa/03-enter-calls_random_modifications.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:02:04,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:02:04,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:02:04,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:02:04,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:02:04,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:02:04,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:02:04,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:02:04,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:02:04,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:02:04,624 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:02:04,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:02:04,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:02:04,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:02:04,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:02:04,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:02:04,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:02:04,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:02:04,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:02:04,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:02:04,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:02:04,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:02:04,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:02:04,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:02:04,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:02:04,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:02:04,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:02:04,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:02:04,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:02:04,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:02:04,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:02:04,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:02:04,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:02:04,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:02:04,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:02:04,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:02:04,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:02:04,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:02:04,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:02:04,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:02:04,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:02:04,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:02:04,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:02:04,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:02:04,741 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:02:04,742 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:02:04,743 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/03-enter-calls_random_modifications.bpl [2019-08-09 14:02:04,743 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/03-enter-calls_random_modifications.bpl' [2019-08-09 14:02:04,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:02:04,784 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:02:04,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:02:04,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:02:04,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:02:04,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:02:04" (1/1) ... [2019-08-09 14:02:04,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:02:04" (1/1) ... [2019-08-09 14:02:04,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:02:04" (1/1) ... [2019-08-09 14:02:04,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:02:04" (1/1) ... [2019-08-09 14:02:04,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:02:04" (1/1) ... [2019-08-09 14:02:04,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:02:04" (1/1) ... [2019-08-09 14:02:04,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:02:04" (1/1) ... [2019-08-09 14:02:04,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:02:04,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:02:04,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:02:04,835 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:02:04,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:02:04" (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 14:02:04,897 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:02:04,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:02:04,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:02:04,898 INFO L124 BoogieDeclarations]: Specification and implementation of procedure f given in one single declaration [2019-08-09 14:02:04,899 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-09 14:02:04,899 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-09 14:02:04,899 INFO L124 BoogieDeclarations]: Specification and implementation of procedure g given in one single declaration [2019-08-09 14:02:04,899 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-09 14:02:04,899 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-09 14:02:04,900 INFO L124 BoogieDeclarations]: Specification and implementation of procedure h given in one single declaration [2019-08-09 14:02:04,900 INFO L130 BoogieDeclarations]: Found specification of procedure h [2019-08-09 14:02:04,900 INFO L138 BoogieDeclarations]: Found implementation of procedure h [2019-08-09 14:02:05,057 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:02:05,057 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:02:05,058 INFO L202 PluginConnector]: Adding new model 03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:02:05 BoogieIcfgContainer [2019-08-09 14:02:05,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:02:05,059 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:02:05,059 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:02:05,060 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:02:05,061 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:02:05" (1/1) ... [2019-08-09 14:02:05,168 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:02:05,176 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:02:05,179 INFO L168 Benchmark]: Toolchain (without parser) took 393.63 ms. Allocated memory is still 131.1 MB. Free memory was 107.5 MB in the beginning and 89.4 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:02:05,180 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:02:05,181 INFO L168 Benchmark]: Boogie Preprocessor took 49.08 ms. Allocated memory is still 131.1 MB. Free memory was 107.5 MB in the beginning and 105.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:02:05,182 INFO L168 Benchmark]: RCFGBuilder took 224.39 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 94.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:02:05,183 INFO L168 Benchmark]: Symbolic Interpretation took 116.69 ms. Allocated memory is still 131.1 MB. Free memory was 94.6 MB in the beginning and 89.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:02:05,187 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 5]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 32]: 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 32#(not (< 0 h_i)). Possible FailurePath: - UnprovableResult [Line: 8]: 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 13#(and (not (<= ULTIMATE.start_x 0)) (not (< 0 ULTIMATE.start_x))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.08 ms. Allocated memory is still 131.1 MB. Free memory was 107.5 MB in the beginning and 105.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 224.39 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 94.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 116.69 ms. Allocated memory is still 131.1 MB. Free memory was 94.6 MB in the beginning and 89.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...