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/ElevatorWithSingleTransition.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:51:23,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:51:23,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:51:23,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:51:23,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:51:23,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:51:23,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:51:23,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:51:23,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:51:23,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:51:23,566 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:51:23,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-04 21:51:23,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:51:23,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:51:23,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:51:23,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:51:23,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:51:23,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:51:23,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:51:23,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:51:23,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:51:23,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:51:23,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:51:23,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:51:23,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:51:23,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:51:23,697 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:51:23,698 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:51:23,699 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/ElevatorWithSingleTransition.bpl [2019-08-04 21:51:23,700 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/ElevatorWithSingleTransition.bpl' [2019-08-04 21:51:23,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:51:23,755 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:51:23,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:51:23,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:51:23,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:51:23,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ElevatorWithSingleTransition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ElevatorWithSingleTransition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ElevatorWithSingleTransition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ElevatorWithSingleTransition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ElevatorWithSingleTransition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ElevatorWithSingleTransition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ElevatorWithSingleTransition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:51:23" (1/1) ... [2019-08-04 21:51:23,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:51:23,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:51:23,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:51:23,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:51:23,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ElevatorWithSingleTransition.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 21:51:23,898 INFO L124 BoogieDeclarations]: Specification and implementation of procedure elevator given in one single declaration [2019-08-04 21:51:23,899 INFO L130 BoogieDeclarations]: Found specification of procedure elevator [2019-08-04 21:51:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure elevator [2019-08-04 21:51:24,192 INFO L275 CfgBuilder]: Using library mode [2019-08-04 21:51:24,193 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 21:51:24,194 INFO L202 PluginConnector]: Adding new model ElevatorWithSingleTransition.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:51:24 BoogieIcfgContainer [2019-08-04 21:51:24,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:51:24,195 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:51:24,195 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:51:24,195 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:51:24,197 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ElevatorWithSingleTransition.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:51:24" (1/1) ... [2019-08-04 21:51:24,214 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:51:24,217 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:51:24,225 INFO L160 IcfgInterpreter]: Initial procedures are [elevator] [2019-08-04 21:51:24,234 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:51:24,236 INFO L184 IcfgInterpreter]: Interpreting procedure elevator with input of size 1 [2019-08-04 21:51:25,316 WARN L188 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2019-08-04 21:51:26,143 WARN L188 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2019-08-04 21:51:26,540 WARN L188 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2019-08-04 21:51:27,215 WARN L188 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 205 [2019-08-04 21:51:27,384 WARN L188 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2019-08-04 21:54:56,218 WARN L188 SmtUtils]: Spent 3.48 m on a formula simplification that was a NOOP. DAG size: 363 [2019-08-04 21:54:56,720 WARN L188 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2019-08-04 21:54:56,816 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:54:56,816 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:54:56,820 INFO L178 IcfgInterpreter]: Location elevatorErr0ASSERT_VIOLATIONASSERT has predicate 32#(and (= elevator_dir elevator_dir_p) (= elevator_c2_p elevator_c2) (or (not (<= Min elevator_current)) (not (<= elevator_current Max))) (= elevator_dc1pc_p elevator_dc1pc) (= elevator_current elevator_current_p) (= elevator_c2_p elevator_c3) (exists ((v_elevator_stop_4 Bool) (v_elevator_newgoal_4 Bool) (v_elevator_dc2pc_8 Int) (v_elevator_csppc_8 Int) (v_elevator_dir_p_4 Int) (v_elevator_inc_6 Real) (v_elevator_c2_p_4 Real) (v_elevator_passed_4 Bool) (v_elevator_c3_p_4 Real) (v_elevator_dc1pc_8 Int) (v_elevator_current_10 Int) (v_elevator_goal_8 Int) (v_elevator_start_4 Bool)) (and (or (and (= v_elevator_current_10 v_elevator_goal_8) (< v_elevator_c3_p_4 (+ v_elevator_inc_6 2.0)) (= v_elevator_dc2pc_8 2) (not v_elevator_stop_4)) (and (not (= v_elevator_current_10 v_elevator_goal_8)) (= v_elevator_dc2pc_8 1)) (and (= v_elevator_current_10 v_elevator_goal_8) (= v_elevator_dc2pc_8 0)) (and (= v_elevator_current_10 v_elevator_goal_8) (= v_elevator_dc2pc_8 2) (= v_elevator_inc_6 v_elevator_c3_p_4))) (<= v_elevator_current_10 Max) (<= Min v_elevator_current_10) (or (and (not elevator_start) (= v_elevator_csppc_8 2) elevator_passed (not elevator_newgoal) (not elevator_stop) (= 2 elevator_csppc_p)) (and (not elevator_start) (not elevator_stop) (not elevator_passed) (= 1 elevator_csppc_p) (= v_elevator_csppc_8 0) elevator_newgoal) (and (not elevator_start) (not elevator_newgoal) (not elevator_stop) (not elevator_passed) (= v_elevator_csppc_8 elevator_csppc_p)) (and (not elevator_start) (= v_elevator_csppc_8 2) (not elevator_newgoal) (= 0 elevator_csppc_p) (not elevator_passed) elevator_stop) (and (not elevator_newgoal) (not elevator_stop) (= 2 elevator_csppc_p) (= v_elevator_csppc_8 1) (not elevator_passed) elevator_start)) (or (and (= v_elevator_dc1pc_8 1) (<= 3.0 v_elevator_c2_p_4) (= elevator_c2_p (+ v_elevator_c2_p_4 elevator_inc)) (not elevator_passed) (= 0 elevator_dc1pc_p)) (and (= v_elevator_dc1pc_8 0) (= elevator_c2_p (+ v_elevator_c2_p_4 elevator_inc)) (not elevator_passed) (= 0 elevator_dc1pc_p)) (and (<= elevator_c2_p 3.0) (= v_elevator_dc1pc_8 1) (= 1 elevator_dc1pc_p) (= elevator_c2_p (+ v_elevator_c2_p_4 elevator_inc)) (not elevator_passed)) (and (<= elevator_c2_p 3.0) (= v_elevator_dc1pc_8 0) elevator_passed (= 1 elevator_dc1pc_p) (= elevator_c2_p elevator_inc))) (or (and (= v_elevator_dc2pc_8 2) (= elevator_c3_p (+ v_elevator_c2_p_4 elevator_inc)) (= 1 elevator_dc2pc_p) (not (= elevator_current_p elevator_goal_p))) (and (= elevator_c3_p (+ v_elevator_c2_p_4 elevator_inc)) (= v_elevator_dc2pc_8 0) (= 1 elevator_dc2pc_p) (not (= elevator_current_p elevator_goal_p))) (and (not elevator_stop) (< v_elevator_c2_p_4 2.0) (= v_elevator_dc2pc_8 2) (= elevator_c3_p (+ v_elevator_c2_p_4 elevator_inc)) (= elevator_current_p elevator_goal_p) (= 2 elevator_dc2pc_p)) (and (= elevator_c3_p elevator_inc) (= v_elevator_dc2pc_8 1) (< v_elevator_c2_p_4 2.0) (= elevator_current_p elevator_goal_p) (= 2 elevator_dc2pc_p)) (and (= v_elevator_dc2pc_8 1) (= elevator_c3_p (+ v_elevator_c2_p_4 elevator_inc)) (= 1 elevator_dc2pc_p) (not (= elevator_current_p elevator_goal_p))) (and (= 0 elevator_dc2pc_p) (= v_elevator_dc2pc_8 2) (= elevator_c3_p (+ v_elevator_c2_p_4 elevator_inc)) elevator_stop (= elevator_current_p elevator_goal_p)) (and (= 0 elevator_dc2pc_p) (= elevator_c3_p (+ v_elevator_c2_p_4 elevator_inc)) (= v_elevator_dc2pc_8 0) (= elevator_current_p elevator_goal_p))) (or (and (= v_elevator_dc1pc_8 1) (<= v_elevator_c2_p_4 3.0) (= v_elevator_inc_6 v_elevator_c2_p_4)) (and (= v_elevator_dc1pc_8 1) (<= v_elevator_c2_p_4 3.0) (not v_elevator_passed_4)) (and (= v_elevator_dc1pc_8 0) (not v_elevator_passed_4))) (< 0.0 v_elevator_inc_6) (or (and v_elevator_stop_4 (= v_elevator_current_10 v_elevator_goal_8)) (and v_elevator_start_4 (or (= v_elevator_dir_p_4 1) (not (< v_elevator_current_10 v_elevator_goal_8))) (or (not (< v_elevator_goal_8 v_elevator_current_10)) (= v_elevator_dir_p_4 (- 1)))) v_elevator_passed_4 (and v_elevator_newgoal_4 (not (= v_elevator_current_10 v_elevator_goal_8)) (<= Min v_elevator_goal_8) (<= v_elevator_goal_8 Max)) (and (not v_elevator_newgoal_4) (not v_elevator_passed_4) (not v_elevator_stop_4) (not v_elevator_start_4))) (or (and (= v_elevator_dir_p_4 elevator_dir_p) (not elevator_start) (not elevator_newgoal) (not elevator_stop) (not elevator_passed) (= v_elevator_current_10 elevator_current_p) (= v_elevator_goal_8 elevator_goal_p)) (and (or (not (< v_elevator_current_10 v_elevator_goal_8)) (= 1 elevator_dir_p)) (not elevator_newgoal) (not elevator_stop) (not elevator_passed) elevator_start (= v_elevator_current_10 elevator_current_p) (= v_elevator_goal_8 elevator_goal_p) (or (= (- 1) elevator_dir_p) (not (< v_elevator_goal_8 v_elevator_current_10)))) (and (not (= v_elevator_current_10 elevator_goal_p)) (= v_elevator_dir_p_4 elevator_dir_p) (not elevator_start) (not elevator_stop) (not elevator_passed) (= v_elevator_current_10 elevator_current_p) (<= Min elevator_goal_p) elevator_newgoal (<= elevator_goal_p Max)) (and (= v_elevator_dir_p_4 elevator_dir_p) (not elevator_start) (= v_elevator_current_10 v_elevator_goal_8) (not elevator_newgoal) (not elevator_passed) (= v_elevator_current_10 elevator_current_p) (= v_elevator_goal_8 elevator_goal_p) elevator_stop) (and (= v_elevator_dir_p_4 elevator_dir_p) (not elevator_start) (= v_elevator_current_10 (+ elevator_current_p v_elevator_dir_p_4)) elevator_passed (not elevator_newgoal) (not elevator_stop) (= v_elevator_goal_8 elevator_goal_p))) (or (and (not v_elevator_newgoal_4) (not v_elevator_passed_4) (not v_elevator_start_4) (= v_elevator_csppc_8 0)) (and (not v_elevator_newgoal_4) (not v_elevator_passed_4) (not v_elevator_stop_4) (not v_elevator_start_4)) (and (= v_elevator_csppc_8 2) (not v_elevator_newgoal_4) (not v_elevator_passed_4) (not v_elevator_stop_4)) (and (= v_elevator_csppc_8 2) (not v_elevator_newgoal_4) (not v_elevator_stop_4) (not v_elevator_start_4)) (and (= v_elevator_csppc_8 1) (not v_elevator_passed_4) (not v_elevator_stop_4) (not v_elevator_start_4))))) (= elevator_dc2pc_p elevator_dc2pc) (= elevator_csppc_p elevator_csppc) (= elevator_goal elevator_goal_p) (< 0.0 elevator_inc)) [2019-08-04 21:54:56,827 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:54:56,830 INFO L168 Benchmark]: Toolchain (without parser) took 213073.84 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 107.3 MB in the beginning and 103.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. [2019-08-04 21:54:56,831 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.34 ms. Allocated memory is still 139.5 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-04 21:54:56,832 INFO L168 Benchmark]: Boogie Preprocessor took 60.54 ms. Allocated memory is still 139.5 MB. Free memory was 107.3 MB in the beginning and 104.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-04 21:54:56,833 INFO L168 Benchmark]: RCFGBuilder took 377.45 ms. Allocated memory is still 139.5 MB. Free memory was 104.6 MB in the beginning and 93.5 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:54:56,834 INFO L168 Benchmark]: Symbolic Interpretation took 212632.72 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 93.5 MB in the beginning and 103.2 MB in the end (delta: -9.7 MB). Peak memory consumption was 78.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:54:56,838 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 119]: 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 0.34 ms. Allocated memory is still 139.5 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 60.54 ms. Allocated memory is still 139.5 MB. Free memory was 107.3 MB in the beginning and 104.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 377.45 ms. Allocated memory is still 139.5 MB. Free memory was 104.6 MB in the beginning and 93.5 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 212632.72 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 93.5 MB in the beginning and 103.2 MB in the end (delta: -9.7 MB). Peak memory consumption was 78.0 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...