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/USE_SimplifiedGripperTest.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:09:14,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:09:14,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:09:14,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:09:14,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:09:14,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:09:14,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:09:14,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:09:14,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:09:14,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:09:14,305 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:09:14,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:09:14,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:09:14,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:09:14,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:09:14,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:09:14,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:09:14,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:09:14,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:09:14,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:09:14,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:09:14,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:09:14,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:09:14,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:09:14,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:09:14,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:09:14,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:09:14,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:09:14,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:09:14,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:09:14,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:09:14,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:09:14,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:09:14,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:09:14,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:09:14,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:09:14,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:09:14,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:09:14,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:09:14,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:09:14,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:09:14,360 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:09:14,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:09:14,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:09:14,376 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:09:14,377 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:09:14,378 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/USE_SimplifiedGripperTest.bpl [2019-08-05 18:09:14,378 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/USE_SimplifiedGripperTest.bpl' [2019-08-05 18:09:14,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:09:14,411 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:09:14,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:09:14,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:09:14,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:09:14,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "USE_SimplifiedGripperTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:09:14" (1/1) ... [2019-08-05 18:09:14,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "USE_SimplifiedGripperTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:09:14" (1/1) ... [2019-08-05 18:09:14,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "USE_SimplifiedGripperTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:09:14" (1/1) ... [2019-08-05 18:09:14,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "USE_SimplifiedGripperTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:09:14" (1/1) ... [2019-08-05 18:09:14,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "USE_SimplifiedGripperTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:09:14" (1/1) ... [2019-08-05 18:09:14,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "USE_SimplifiedGripperTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:09:14" (1/1) ... [2019-08-05 18:09:14,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "USE_SimplifiedGripperTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:09:14" (1/1) ... [2019-08-05 18:09:14,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:09:14,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:09:14,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:09:14,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:09:14,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "USE_SimplifiedGripperTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:09:14" (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 18:09:14,530 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:09:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:09:14,530 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:09:14,813 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:09:14,813 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 18:09:14,814 INFO L202 PluginConnector]: Adding new model USE_SimplifiedGripperTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:09:14 BoogieIcfgContainer [2019-08-05 18:09:14,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:09:14,815 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:09:14,815 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:09:14,815 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:09:14,816 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "USE_SimplifiedGripperTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:09:14" (1/1) ... [2019-08-05 18:09:14,826 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:09:14,829 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:09:14,836 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:09:14,843 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:09:14,845 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:09:14,960 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:09:14,961 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:09:14,964 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONINVARIANTandASSERT has predicate 25#(and (= room_y (- 1)) (exists ((v_room_x_6 Int) (v_room_y_8 Int) (v_is_room_x_10 Bool)) (and (not (= v_room_y_8 (- 1))) (or (and (= v_room_y_8 room_y) (= v_room_x_6 room_x) (= is_room_x v_is_room_x_10)) (and (= room_x (+ v_room_x_6 1)) v_is_room_x_10 (= v_room_y_8 room_y) (= is_room_x v_is_room_x_10)) (and (= (+ v_room_y_8 1) room_y) (= v_room_x_6 room_x) (= is_room_x v_is_room_x_10) (not v_is_room_x_10)) (and (not is_room_x) v_is_room_x_10 (= v_room_y_8 room_y) (= v_room_x_6 room_x)) (and is_room_x (= v_room_y_8 room_y) (= v_room_x_6 room_x) (not v_is_room_x_10)))))) [2019-08-05 18:09:14,965 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:09:14,972 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:09:14,975 INFO L168 Benchmark]: Toolchain (without parser) took 563.17 ms. Allocated memory is still 139.5 MB. Free memory was 106.6 MB in the beginning and 88.6 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:09:14,976 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory is still 107.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:09:14,978 INFO L168 Benchmark]: Boogie Preprocessor took 34.87 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. [2019-08-05 18:09:14,979 INFO L168 Benchmark]: RCFGBuilder took 367.42 ms. Allocated memory is still 139.5 MB. Free memory was 104.4 MB in the beginning and 94.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:09:14,981 INFO L168 Benchmark]: Symbolic Interpretation took 157.57 ms. Allocated memory is still 139.5 MB. Free memory was 94.1 MB in the beginning and 88.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:09:14,986 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 25]: 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 0.22 ms. Allocated memory is still 139.5 MB. Free memory is still 107.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.87 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 367.42 ms. Allocated memory is still 139.5 MB. Free memory was 104.4 MB in the beginning and 94.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 157.57 ms. Allocated memory is still 139.5 MB. Free memory was 94.1 MB in the beginning and 88.6 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...