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/real-life/GateControllerIncorrect1.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:48:21,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:48:21,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:48:21,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:48:21,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:48:21,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:48:21,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:48:21,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:48:21,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:48:21,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:48:21,055 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:48:21,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:48:21,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:48:21,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:48:21,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:48:21,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:48:21,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:48:21,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:48:21,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:48:21,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:48:21,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:48:21,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:48:21,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:48:21,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:48:21,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:48:21,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:48:21,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:48:21,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:48:21,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:48:21,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:48:21,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:48:21,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:48:21,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:48:21,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:48:21,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:48:21,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:48:21,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:48:21,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:48:21,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:48:21,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:48:21,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:48:21,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:48:21,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:48:21,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:48:21,157 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:48:21,158 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:48:21,159 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl [2019-08-06 16:48:21,159 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl' [2019-08-06 16:48:21,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:48:21,191 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:48:21,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:48:21,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:48:21,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:48:21,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:48:21,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:48:21,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:48:21,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:48:21,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (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 16:48:21,315 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2019-08-06 16:48:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2019-08-06 16:48:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2019-08-06 16:48:21,694 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:48:21,695 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:48:21,696 INFO L202 PluginConnector]: Adding new model GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:48:21 BoogieIcfgContainer [2019-08-06 16:48:21,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:48:21,697 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:48:21,697 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:48:21,697 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:48:21,698 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,708 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:48:21,711 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:48:21,718 INFO L160 IcfgInterpreter]: Initial procedures are [GateController] [2019-08-06 16:48:21,726 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:48:21,728 INFO L185 IcfgInterpreter]: Interpreting procedure GateController with input of size 1 [2019-08-06 16:48:21,863 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:48:21,863 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:48:21,866 INFO L179 IcfgInterpreter]: Location GateControllerErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (or (not (< 99 GateController_time_increment)) (and GateController_alarm (< 99 GateController_time_increment))) (or (< GateController_gate (+ GateController_maxGatePosition 1)) (<= GateController_maxGatePosition GateController_gate)) (not GateController_alarm) (not (< GateController_time GateController_thousand)) (< GateController_time (+ GateController_time_increment GateController_thousand)) (not (= GateController_gate GateController_maxGatePosition))) [2019-08-06 16:48:21,867 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:48:21,875 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:48:21,878 INFO L168 Benchmark]: Toolchain (without parser) took 686.47 ms. Allocated memory is still 140.0 MB. Free memory was 107.1 MB in the beginning and 86.1 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:48:21,880 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 108.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:48:21,881 INFO L168 Benchmark]: Boogie Preprocessor took 50.42 ms. Allocated memory is still 140.0 MB. Free memory was 107.1 MB in the beginning and 105.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:48:21,883 INFO L168 Benchmark]: RCFGBuilder took 454.42 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 91.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:48:21,884 INFO L168 Benchmark]: Symbolic Interpretation took 178.48 ms. Allocated memory is still 140.0 MB. Free memory was 91.7 MB in the beginning and 86.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:48:21,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 35]: 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 140.0 MB. Free memory was 108.4 MB in the beginning and 108.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.42 ms. Allocated memory is still 140.0 MB. Free memory was 107.1 MB in the beginning and 105.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 454.42 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 91.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 178.48 ms. Allocated memory is still 140.0 MB. Free memory was 91.7 MB in the beginning and 86.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...