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/GripperTest-correct.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:51:23,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:51:23,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:51:23,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:51:23,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:51:23,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:51:23,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:51:23,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:51:23,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:51:23,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:51:23,601 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:51:23,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:51:23,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:51:23,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:51:23,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:51:23,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:51:23,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:51:23,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:51:23,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:51:23,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:51:23,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:51:23,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:51:23,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:51:23,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:51:23,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:51:23,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:51:23,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:51:23,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:51:23,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:51:23,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:51:23,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:51:23,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:51:23,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:51:23,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:51:23,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:51:23,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:51:23,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:51:23,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:51:23,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:51:23,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:51:23,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:51:23,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:51:23,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:51:23,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:51:23,702 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:51:23,703 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:51:23,704 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GripperTest-correct.bpl [2019-08-04 21:51:23,704 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GripperTest-correct.bpl' [2019-08-04 21:51:23,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:51:23,749 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:51:23,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:51:23,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:51:23,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:51:23,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:51:23,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:51:23,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:51:23,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:51:23,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (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 [2019-08-04 21:51:23,883 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-04 21:51:23,883 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-04 21:51:23,884 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-04 21:51:24,445 INFO L275 CfgBuilder]: Using library mode [2019-08-04 21:51:24,445 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 21:51:24,446 INFO L202 PluginConnector]: Adding new model GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:51:24 BoogieIcfgContainer [2019-08-04 21:51:24,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:51:24,447 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:51:24,447 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:51:24,447 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:51:24,449 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:51:24" (1/1) ... [2019-08-04 21:51:24,461 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:51:24,466 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:51:24,475 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-04 21:51:24,483 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:51:24,484 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-04 21:51:25,180 WARN L188 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 183 [2019-08-04 21:51:25,986 WARN L188 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 247 [2019-08-04 21:51:26,129 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 311 [2019-08-04 21:51:35,721 WARN L188 SmtUtils]: Spent 9.57 s on a formula simplification. DAG size of input: 356 DAG size of output: 311 [2019-08-04 21:51:49,391 WARN L188 SmtUtils]: Spent 12.71 s on a formula simplification that was a NOOP. DAG size: 420 [2019-08-04 21:51:49,584 WARN L188 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 487 DAG size of output: 484 [2019-08-04 21:52:15,375 WARN L188 SmtUtils]: Spent 24.32 s on a formula simplification that was a NOOP. DAG size: 573 [2019-08-04 21:52:15,528 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:52:15,529 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:52:15,532 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONINVARIANTandASSERT has predicate 59#(and (exists ((v_main_gripper_right_22 Int) (v_main_room_y_29 Int) (v_main_is_room_x_26 Bool) (v_main_gripper_left_22 Int) (v_main_is_left_gripper_22 Bool) (v_main_room_x_27 Int)) (and (not (= (- 1) v_main_room_y_29)) (or (and (or (and (= main_gripper_right v_main_gripper_right_22) (= main_gripper_left (+ v_main_gripper_left_22 1)) v_main_is_left_gripper_22) (and (= main_gripper_left v_main_gripper_left_22) (not v_main_is_left_gripper_22) (= main_gripper_right (+ v_main_gripper_right_22 1)))) (= main_is_room_x v_main_is_room_x_26) (or (and (= main_room_y v_main_room_y_29) v_main_is_room_x_26 (or (and (not (< 1 v_main_room_x_27)) (= main_room_x v_main_room_x_27)) (and (< 1 v_main_room_x_27) (= main_room_x (+ v_main_room_x_27 (- 1)))))) (and (not v_main_is_room_x_26) (= main_room_x v_main_room_x_27) (or (and (< 1 v_main_room_y_29) (= (+ v_main_room_y_29 (- 1)) main_room_y)) (and (= main_room_y v_main_room_y_29) (not (< 1 v_main_room_y_29)))))) (= v_main_is_left_gripper_22 main_is_left_gripper)) (and (or (and (= (+ v_main_room_x_27 1) main_room_x) (= main_room_y v_main_room_y_29) v_main_is_room_x_26) (and (not v_main_is_room_x_26) (= main_room_x v_main_room_x_27) (= main_room_y (+ v_main_room_y_29 1)))) (= main_is_room_x v_main_is_room_x_26) (= v_main_is_left_gripper_22 main_is_left_gripper) (or (and (= main_gripper_left v_main_gripper_left_22) (not v_main_is_left_gripper_22) (= main_gripper_right (+ v_main_gripper_right_22 (- 1)))) (and (= main_gripper_right v_main_gripper_right_22) (= main_gripper_left (+ v_main_gripper_left_22 (- 1))) v_main_is_left_gripper_22))) (and (= main_gripper_right v_main_gripper_right_22) (= main_gripper_left v_main_gripper_left_22) (= main_room_x v_main_room_x_27) (= main_room_y v_main_room_y_29) (or (and (not v_main_is_room_x_26) main_is_room_x (= v_main_is_left_gripper_22 main_is_left_gripper)) (and (not main_is_room_x) v_main_is_room_x_26 (= v_main_is_left_gripper_22 main_is_left_gripper)) (and (= main_is_room_x v_main_is_room_x_26) (= v_main_is_left_gripper_22 main_is_left_gripper)) (and main_is_left_gripper (not v_main_is_left_gripper_22) (= main_is_room_x v_main_is_room_x_26)) (and (not main_is_left_gripper) (= main_is_room_x v_main_is_room_x_26) v_main_is_left_gripper_22)))))) (= main_room_y (- 1))) [2019-08-04 21:52:15,540 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:52:15,543 INFO L168 Benchmark]: Toolchain (without parser) took 51793.76 ms. Allocated memory was 133.2 MB in the beginning and 170.4 MB in the end (delta: 37.2 MB). Free memory was 110.7 MB in the beginning and 77.9 MB in the end (delta: 32.8 MB). Peak memory consumption was 70.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:52:15,544 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-04 21:52:15,546 INFO L168 Benchmark]: Boogie Preprocessor took 54.66 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 108.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-04 21:52:15,547 INFO L168 Benchmark]: RCFGBuilder took 642.11 ms. Allocated memory is still 133.2 MB. Free memory was 108.4 MB in the beginning and 89.3 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:52:15,548 INFO L168 Benchmark]: Symbolic Interpretation took 51093.71 ms. Allocated memory was 133.2 MB in the beginning and 170.4 MB in the end (delta: 37.2 MB). Free memory was 89.3 MB in the beginning and 78.7 MB in the end (delta: 10.6 MB). Peak memory consumption was 47.8 MB. Max. memory is 7.1 GB. [2019-08-04 21:52:15,552 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 21]: 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 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.66 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 108.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 642.11 ms. Allocated memory is still 133.2 MB. Free memory was 108.4 MB in the beginning and 89.3 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 51093.71 ms. Allocated memory was 133.2 MB in the beginning and 170.4 MB in the end (delta: 37.2 MB). Free memory was 89.3 MB in the beginning and 78.7 MB in the end (delta: 10.6 MB). Peak memory consumption was 47.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forcibly destroying the process Received shutdown request...