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/Elevator.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:32:50,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:32:50,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:32:50,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:32:50,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:32:50,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:32:50,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:32:50,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:32:50,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:32:51,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:32:51,005 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:32:51,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:32:51,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:32:51,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:32:51,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:32:51,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:32:51,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:32:51,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:32:51,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:32:51,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:32:51,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:32:51,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:32:51,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:32:51,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:32:51,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:32:51,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:32:51,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:32:51,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:32:51,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:32:51,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:32:51,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:32:51,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:32:51,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:32:51,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:32:51,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:32:51,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:32:51,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:32:51,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:32:51,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:32:51,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:32:51,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:32:51,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:32:51,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:32:51,097 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:32:51,099 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:32:51,100 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:32:51,100 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator.bpl [2019-08-05 11:32:51,101 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator.bpl' [2019-08-05 11:32:51,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:32:51,150 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:32:51,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:32:51,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:32:51,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:32:51,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:51" (1/1) ... [2019-08-05 11:32:51,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:51" (1/1) ... [2019-08-05 11:32:51,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:51" (1/1) ... [2019-08-05 11:32:51,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:51" (1/1) ... [2019-08-05 11:32:51,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:51" (1/1) ... [2019-08-05 11:32:51,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:51" (1/1) ... [2019-08-05 11:32:51,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:51" (1/1) ... [2019-08-05 11:32:51,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:32:51,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:32:51,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:32:51,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:32:51,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:51" (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 [2019-08-05 11:32:51,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Elevator given in one single declaration [2019-08-05 11:32:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure Elevator [2019-08-05 11:32:51,297 INFO L138 BoogieDeclarations]: Found implementation of procedure Elevator [2019-08-05 11:32:52,913 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:32:52,913 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:32:52,914 INFO L202 PluginConnector]: Adding new model Elevator.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:32:52 BoogieIcfgContainer [2019-08-05 11:32:52,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:32:52,915 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:32:52,915 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:32:52,915 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:32:52,917 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Elevator.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:32:52" (1/1) ... [2019-08-05 11:32:52,933 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:32:52,937 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:32:52,950 INFO L160 IcfgInterpreter]: Initial procedures are [Elevator] [2019-08-05 11:32:52,959 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:32:52,960 INFO L184 IcfgInterpreter]: Interpreting procedure Elevator with input of size 1 [2019-08-05 11:32:54,077 WARN L188 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 102 DAG size of output: 82 [2019-08-05 11:32:54,353 WARN L188 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 88 [2019-08-05 11:32:54,641 WARN L188 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 229 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown