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/DraegerElevator-FSEN2007.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:07:14,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:07:14,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:07:14,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:07:14,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:07:14,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:07:14,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:07:14,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:07:14,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:07:14,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:07:14,976 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:07:14,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:07:14,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:07:14,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:07:14,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:07:14,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:07:14,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:07:14,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:07:14,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:07:14,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:07:14,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:07:14,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:07:15,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:07:15,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:07:15,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:07:15,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:07:15,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:07:15,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:07:15,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:07:15,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:07:15,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:07:15,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:07:15,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:07:15,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:07:15,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:07:15,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:07:15,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:07:15,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:07:15,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:07:15,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:07:15,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:07:15,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:07:15,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:07:15,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:07:15,070 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:07:15,071 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:07:15,072 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/DraegerElevator-FSEN2007.bpl [2019-08-05 18:07:15,072 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/DraegerElevator-FSEN2007.bpl' [2019-08-05 18:07:15,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:07:15,110 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:07:15,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:07:15,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:07:15,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:07:15,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DraegerElevator-FSEN2007.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:07:15" (1/1) ... [2019-08-05 18:07:15,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DraegerElevator-FSEN2007.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:07:15" (1/1) ... [2019-08-05 18:07:15,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DraegerElevator-FSEN2007.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:07:15" (1/1) ... [2019-08-05 18:07:15,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DraegerElevator-FSEN2007.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:07:15" (1/1) ... [2019-08-05 18:07:15,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DraegerElevator-FSEN2007.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:07:15" (1/1) ... [2019-08-05 18:07:15,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DraegerElevator-FSEN2007.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:07:15" (1/1) ... [2019-08-05 18:07:15,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DraegerElevator-FSEN2007.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:07:15" (1/1) ... [2019-08-05 18:07:15,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:07:15,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:07:15,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:07:15,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:07:15,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DraegerElevator-FSEN2007.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:07:15" (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 18:07:15,238 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:07:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:07:15,238 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:07:16,041 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:07:16,042 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 18:07:16,043 INFO L202 PluginConnector]: Adding new model DraegerElevator-FSEN2007.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:07:16 BoogieIcfgContainer [2019-08-05 18:07:16,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:07:16,044 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:07:16,044 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:07:16,044 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:07:16,045 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "DraegerElevator-FSEN2007.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:07:16" (1/1) ... [2019-08-05 18:07:16,057 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:07:16,060 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:07:16,067 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:07:16,077 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:07:16,079 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:07:16,173 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:07:16,174 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:07:16,177 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONINVARIANTandASSERT has predicate 16#(and (not (<= main_current main_max)) (exists ((v_main_req_41 Int) (v_main_current_48 Int) (v_main_input_46 Int) (v_main_input_45 Int) (v_main_current_53 Int) (v_main_pc_60 Int) (v_main_input_53 Int) (v_main_pc_58 Int) (v_main_pc_57 Int) (v_main_pc_67 Int)) (and (or (and (= v_main_pc_57 2) (or (and (= (+ v_main_current_53 1) v_main_current_48) (= v_main_input_46 v_main_input_45) (< v_main_current_53 main_req) (= v_main_pc_58 v_main_pc_57)) (and (or (and (= v_main_input_46 v_main_input_45) (not (= v_main_current_53 main_req)) (= v_main_pc_58 v_main_pc_57)) (and (<= v_main_input_46 main_max) (= v_main_current_53 main_req) (= v_main_pc_58 0))) (= v_main_current_48 v_main_current_53) (not (< v_main_current_53 main_req))))) (and (= v_main_input_46 v_main_input_45) (= v_main_current_48 v_main_current_53) (not (= v_main_pc_57 2)) (= v_main_pc_58 v_main_pc_57))) (<= v_main_current_53 main_max) (or (and (= v_main_pc_58 main_pc) (= v_main_input_46 main_input) (not (= v_main_pc_58 3)) (= v_main_current_48 main_current)) (and (or (and (not (< main_req v_main_current_48)) (or (and (= v_main_pc_58 main_pc) (not (= v_main_current_48 main_req)) (= v_main_input_46 main_input)) (and (= v_main_current_48 main_req) (<= main_input main_max) (= 0 main_pc))) (= v_main_current_48 main_current)) (and (= v_main_pc_58 main_pc) (= v_main_input_46 main_input) (< main_req v_main_current_48) (= (+ v_main_current_48 (- 1)) main_current))) (= v_main_pc_58 3))) (or (and (= v_main_pc_57 v_main_pc_60) (not (= v_main_pc_60 1)) (= v_main_input_45 v_main_input_53)) (and (= v_main_pc_60 1) (or (and (< v_main_current_53 main_req) (= v_main_input_45 v_main_input_53) (= v_main_pc_57 2)) (and (or (and (= v_main_pc_57 3) (< main_req v_main_current_53) (= v_main_input_45 v_main_input_53)) (and (or (and (= v_main_pc_57 v_main_pc_60) (not (= v_main_current_53 main_req)) (= v_main_input_45 v_main_input_53)) (and (<= v_main_input_45 main_max) (= v_main_current_53 main_req) (= v_main_pc_57 0))) (not (< main_req v_main_current_53)))) (not (< v_main_current_53 main_req)))))) (or (and (= v_main_pc_60 v_main_pc_67) (= v_main_req_41 main_req) (not (= v_main_pc_67 0))) (and (= v_main_input_53 main_req) (= v_main_pc_60 1) (= v_main_pc_67 0))) (or (and (exists ((v_main_current_48 Int) (v_main_input_46 Int) (v_main_input_45 Int) (v_main_current_52 Int) (v_main_pc_58 Int) (v_main_pc_57 Int)) (and (<= v_main_current_52 main_max) (or (and (not (< v_main_current_52 v_main_req_41)) (or (and (or (and (not (= v_main_req_41 v_main_current_52)) (= v_main_req_41 v_main_input_45) (= v_main_pc_57 1)) (and (= v_main_req_41 v_main_current_52) (<= v_main_input_45 main_max) (= v_main_pc_57 0))) (not (< v_main_req_41 v_main_current_52))) (and (= v_main_pc_57 3) (< v_main_req_41 v_main_current_52) (= v_main_req_41 v_main_input_45)))) (and (< v_main_current_52 v_main_req_41) (= v_main_req_41 v_main_input_45) (= v_main_pc_57 2))) (or (and (= v_main_pc_58 3) (or (and (< v_main_req_41 v_main_current_48) (= v_main_input_46 v_main_input_53) (= v_main_current_53 (+ v_main_current_48 (- 1))) (= v_main_pc_58 v_main_pc_67)) (and (not (< v_main_req_41 v_main_current_48)) (= v_main_current_48 v_main_current_53) (or (and (not (= v_main_req_41 v_main_current_48)) (= v_main_input_46 v_main_input_53) (= v_main_pc_58 v_main_pc_67)) (and (<= v_main_input_53 main_max) (= v_main_req_41 v_main_current_48) (= v_main_pc_67 0)))))) (and (= v_main_input_46 v_main_input_53) (not (= v_main_pc_58 3)) (= v_main_current_48 v_main_current_53) (= v_main_pc_58 v_main_pc_67))) (or (and (= v_main_input_46 v_main_input_45) (not (= v_main_pc_57 2)) (= v_main_pc_58 v_main_pc_57) (= v_main_current_48 v_main_current_52)) (and (or (and (= v_main_input_46 v_main_input_45) (< v_main_current_52 v_main_req_41) (= v_main_pc_58 v_main_pc_57) (= v_main_current_48 (+ v_main_current_52 1))) (and (not (< v_main_current_52 v_main_req_41)) (or (and (= v_main_req_41 v_main_current_52) (<= v_main_input_46 main_max) (= v_main_pc_58 0)) (and (= v_main_input_46 v_main_input_45) (not (= v_main_req_41 v_main_current_52)) (= v_main_pc_58 v_main_pc_57))) (= v_main_current_48 v_main_current_52))) (= v_main_pc_57 2))))) (<= v_main_req_41 main_max)) (and (<= v_main_input_53 main_max) (<= v_main_current_53 main_max) (= v_main_pc_67 0)))))) [2019-08-05 18:07:16,179 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:07:16,186 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:07:16,190 INFO L168 Benchmark]: Toolchain (without parser) took 1079.68 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 73.4 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:07:16,191 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 18:07:16,193 INFO L168 Benchmark]: Boogie Preprocessor took 52.23 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 107.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:07:16,194 INFO L168 Benchmark]: RCFGBuilder took 880.26 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 80.3 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:07:16,195 INFO L168 Benchmark]: Symbolic Interpretation took 142.67 ms. Allocated memory is still 141.0 MB. Free memory was 80.3 MB in the beginning and 73.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:07:16,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10]: 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.. 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 141.0 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.23 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 107.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 880.26 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 80.3 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 142.67 ms. Allocated memory is still 141.0 MB. Free memory was 80.3 MB in the beginning and 73.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...