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 0.1.24-3b9210c [2019-08-06 16:46:58,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:46:58,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:46:58,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:46:58,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:46:58,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:46:58,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:46:58,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:46:58,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:46:58,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:46:58,639 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:46:58,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:46:58,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:46:58,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:46:58,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:46:58,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:46:58,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:46:58,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:46:58,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:46:58,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:46:58,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:46:58,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:46:58,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:46:58,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:46:58,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:46:58,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:46:58,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:46:58,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:46:58,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:46:58,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:46:58,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:46:58,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:46:58,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:46:58,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:46:58,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:46:58,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:46:58,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:46:58,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:46:58,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:46:58,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:46:58,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:46:58,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:46:58,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:46:58,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:46:58,734 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:46:58,735 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:46:58,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/03-enter-calls_random_modifications.bpl [2019-08-06 16:46:58,736 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/03-enter-calls_random_modifications.bpl' [2019-08-06 16:46:58,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:46:58,771 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:46:58,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:46:58,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:46:58,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:46:58,797 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 06.08 04:46:58" (1/1) ... [2019-08-06 16:46:58,799 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 06.08 04:46:58" (1/1) ... [2019-08-06 16:46:58,808 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 06.08 04:46:58" (1/1) ... [2019-08-06 16:46:58,808 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 06.08 04:46:58" (1/1) ... [2019-08-06 16:46:58,811 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 06.08 04:46:58" (1/1) ... [2019-08-06 16:46:58,820 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 06.08 04:46:58" (1/1) ... [2019-08-06 16:46:58,822 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 06.08 04:46:58" (1/1) ... [2019-08-06 16:46:58,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:46:58,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:46:58,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:46:58,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:46:58,826 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 06.08 04:46:58" (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 16:46:58,899 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:46:58,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:46:58,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:46:58,900 INFO L124 BoogieDeclarations]: Specification and implementation of procedure f given in one single declaration [2019-08-06 16:46:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-06 16:46:58,900 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-06 16:46:58,901 INFO L124 BoogieDeclarations]: Specification and implementation of procedure g given in one single declaration [2019-08-06 16:46:58,901 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-06 16:46:58,901 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-06 16:46:58,901 INFO L124 BoogieDeclarations]: Specification and implementation of procedure h given in one single declaration [2019-08-06 16:46:58,902 INFO L130 BoogieDeclarations]: Found specification of procedure h [2019-08-06 16:46:58,902 INFO L138 BoogieDeclarations]: Found implementation of procedure h [2019-08-06 16:46:59,258 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:46:59,259 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:46:59,260 INFO L202 PluginConnector]: Adding new model 03-enter-calls_random_modifications.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:59 BoogieIcfgContainer [2019-08-06 16:46:59,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:46:59,260 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:46:59,261 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:46:59,261 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:46:59,261 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 06.08 04:46:59" (1/1) ... [2019-08-06 16:46:59,272 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-06 16:46:59,275 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:46:59,282 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:46:59,290 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:46:59,292 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:46:59,370 INFO L185 IcfgInterpreter]: Interpreting procedure g with input of size 10 [2019-08-06 16:46:59,378 INFO L185 IcfgInterpreter]: Interpreting procedure f with input of size 10 [2019-08-06 16:46:59,384 INFO L185 IcfgInterpreter]: Interpreting procedure h with input of size 1 [2019-08-06 16:46:59,386 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:46:59,386 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:46:59,389 INFO L179 IcfgInterpreter]: Location hErr0ASSERT_VIOLATIONASSERT has predicate 32#(not (< 0 h_i)) [2019-08-06 16:46:59,389 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 13#(and (< 0 (+ ULTIMATE.start_x 1)) (not (<= ULTIMATE.start_x 0)) (not (< 0 ULTIMATE.start_x))) [2019-08-06 16:46:59,390 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 17#false [2019-08-06 16:46:59,391 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:46:59,399 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:46:59,402 INFO L168 Benchmark]: Toolchain (without parser) took 630.20 ms. Allocated memory is still 139.5 MB. Free memory was 106.6 MB in the beginning and 87.9 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:59,403 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory is still 107.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:46:59,404 INFO L168 Benchmark]: Boogie Preprocessor took 52.41 ms. Allocated memory is still 139.5 MB. Free memory was 106.6 MB in the beginning and 104.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:59,406 INFO L168 Benchmark]: RCFGBuilder took 435.88 ms. Allocated memory is still 139.5 MB. Free memory was 104.4 MB in the beginning and 93.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:59,407 INFO L168 Benchmark]: Symbolic Interpretation took 138.69 ms. Allocated memory is still 139.5 MB. Free memory was 93.8 MB in the beginning and 87.9 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:59,411 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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.. 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.. Possible FailurePath: - PositiveResult [Line: 5]: assertion always holds For all program executions holds that assertion always holds at this location * 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 139.5 MB. Free memory is still 107.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.41 ms. Allocated memory is still 139.5 MB. Free memory was 106.6 MB in the beginning and 104.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 435.88 ms. Allocated memory is still 139.5 MB. Free memory was 104.4 MB in the beginning and 93.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 138.69 ms. Allocated memory is still 139.5 MB. Free memory was 93.8 MB in the beginning and 87.9 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...