java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e1_4022.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:13:15,801 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:13:15,803 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:13:15,815 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:13:15,815 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:13:15,816 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:13:15,817 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:13:15,821 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:13:15,823 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:13:15,824 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:13:15,826 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:13:15,826 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:13:15,827 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:13:15,828 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:13:15,829 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:13:15,829 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:13:15,833 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:13:15,835 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:13:15,849 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:13:15,850 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:13:15,851 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:13:15,853 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:13:15,853 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:13:15,853 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:13:15,854 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:13:15,855 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:13:15,856 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:13:15,856 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:13:15,863 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:13:15,863 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:13:15,864 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:13:15,865 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:13:15,865 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:13:15,866 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:13:15,866 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:13:15,866 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 17:13:15,889 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:13:15,891 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:13:15,891 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:13:15,891 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:13:15,892 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:13:15,892 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:13:15,893 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:13:15,893 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:13:15,893 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:13:15,893 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:13:15,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:13:15,894 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:13:15,894 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:13:15,894 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:13:15,895 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:13:15,895 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:13:15,895 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:13:15,895 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:13:15,895 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:13:15,897 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:13:15,897 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:13:15,939 INFO ]: Repository-Root is: /tmp [2018-06-22 17:13:15,950 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:13:15,958 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:13:15,959 INFO ]: Initializing SmtParser... [2018-06-22 17:13:15,960 INFO ]: SmtParser initialized [2018-06-22 17:13:15,961 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e1_4022.smt2 [2018-06-22 17:13:15,962 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/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 [2018-06-22 17:13:16,056 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e1_4022.smt2 unknown [2018-06-22 17:13:16,710 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e1_4022.smt2 [2018-06-22 17:13:16,714 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:13:16,729 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:13:16,730 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:13:16,730 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:13:16,730 INFO ]: ChcToBoogie initialized [2018-06-22 17:13:16,739 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:13:16" (1/1) ... [2018-06-22 17:13:16,839 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:13:16 Unit [2018-06-22 17:13:16,839 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:13:16,839 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:13:16,840 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:13:16,840 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:13:16,861 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:13:16" (1/1) ... [2018-06-22 17:13:16,861 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:13:16" (1/1) ... [2018-06-22 17:13:16,888 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:13:16" (1/1) ... [2018-06-22 17:13:16,888 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:13:16" (1/1) ... [2018-06-22 17:13:16,908 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:13:16" (1/1) ... [2018-06-22 17:13:16,909 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:13:16" (1/1) ... [2018-06-22 17:13:16,919 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:13:16" (1/1) ... [2018-06-22 17:13:16,925 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:13:16,925 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:13:16,925 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:13:16,926 INFO ]: RCFGBuilder initialized [2018-06-22 17:13:16,926 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:13:16" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 17:13:16,945 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:13:16,945 INFO ]: Found specification of procedure False [2018-06-22 17:13:16,945 INFO ]: Found implementation of procedure False [2018-06-22 17:13:16,946 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:13:16,946 INFO ]: Found specification of procedure state [2018-06-22 17:13:16,946 INFO ]: Found implementation of procedure state [2018-06-22 17:13:16,946 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:13:16,946 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:13:16,946 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:13:17,485 INFO ]: Using library mode [2018-06-22 17:13:17,485 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:13:17 BoogieIcfgContainer [2018-06-22 17:13:17,485 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:13:17,487 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:13:17,487 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:13:17,492 INFO ]: TraceAbstraction initialized [2018-06-22 17:13:17,493 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:13:16" (1/3) ... [2018-06-22 17:13:17,493 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f768a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:13:17, skipping insertion in model container [2018-06-22 17:13:17,494 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:13:16" (2/3) ... [2018-06-22 17:13:17,494 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f768a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:13:17, skipping insertion in model container [2018-06-22 17:13:17,494 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:13:17" (3/3) ... [2018-06-22 17:13:17,497 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:13:17,506 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:13:17,517 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:13:17,571 INFO ]: Using default assertion order modulation [2018-06-22 17:13:17,571 INFO ]: Interprodecural is true [2018-06-22 17:13:17,571 INFO ]: Hoare is false [2018-06-22 17:13:17,571 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:13:17,571 INFO ]: Backedges is TWOTRACK [2018-06-22 17:13:17,571 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:13:17,571 INFO ]: Difference is false [2018-06-22 17:13:17,571 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:13:17,571 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:13:17,590 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:13:17,604 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:13:17,604 INFO ]: Found error trace [2018-06-22 17:13:17,607 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:13:17,607 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:13:17,614 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:13:17,616 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:13:17,617 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:13:17,668 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:13:17,668 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:13:17,668 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:13:17,809 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:13:18,649 WARN ]: Spent 546.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 19 [2018-06-22 17:13:18,653 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:13:18,655 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:13:18,655 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:13:18,657 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:13:18,667 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:13:18,667 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:13:18,669 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:13:18,820 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:13:18,820 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:13:18,821 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:13:18,823 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:13:18,823 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:13:18,836 INFO ]: With dead ends: 13 [2018-06-22 17:13:18,836 INFO ]: Without dead ends: 13 [2018-06-22 17:13:18,838 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:13:18,856 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:13:18,876 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:13:18,877 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:13:18,877 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:13:18,879 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:13:18,879 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:13:18,879 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:13:18,879 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:13:18,879 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:13:18,880 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:13:18,880 INFO ]: Found error trace [2018-06-22 17:13:18,880 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:13:18,880 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:13:18,881 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:13:18,881 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:13:18,881 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:13:18,881 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:13:18,881 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:13:18,882 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:13:19,150 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:13:25,741 WARN ]: Spent 5.75 s on a formula simplification. DAG size of input: 623 DAG size of output: 259 [2018-06-22 17:13:26,149 WARN ]: Spent 209.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 1 [2018-06-22 17:13:26,152 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:13:26,152 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:13:26,152 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:13:26,171 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:13:26,345 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:13:26,360 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:14:26,504 INFO ]: Timeout while computing interpolants [2018-06-22 17:14:26,705 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:14:26,705 WARN ]: Verification canceled [2018-06-22 17:14:26,719 WARN ]: Timeout [2018-06-22 17:14:26,719 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:14:26 BoogieIcfgContainer [2018-06-22 17:14:26,719 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:14:26,720 INFO ]: Toolchain (without parser) took 70005.32 ms. Allocated memory was 305.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 225.6 MB in the beginning and 884.8 MB in the end (delta: -659.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:14:26,721 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 305.1 MB. Free memory is still 270.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:14:26,721 INFO ]: ChcToBoogie took 109.34 ms. Allocated memory is still 305.1 MB. Free memory was 225.6 MB in the beginning and 222.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:14:26,732 INFO ]: Boogie Preprocessor took 85.48 ms. Allocated memory is still 305.1 MB. Free memory was 222.6 MB in the beginning and 219.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:14:26,732 INFO ]: RCFGBuilder took 559.90 ms. Allocated memory was 305.1 MB in the beginning and 326.6 MB in the end (delta: 21.5 MB). Free memory was 219.6 MB in the beginning and 285.7 MB in the end (delta: -66.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:14:26,733 INFO ]: TraceAbstraction took 69232.92 ms. Allocated memory was 326.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 285.7 MB in the beginning and 884.8 MB in the end (delta: -599.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:14:26,735 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 305.1 MB. Free memory is still 270.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 109.34 ms. Allocated memory is still 305.1 MB. Free memory was 225.6 MB in the beginning and 222.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 85.48 ms. Allocated memory is still 305.1 MB. Free memory was 222.6 MB in the beginning and 219.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 559.90 ms. Allocated memory was 305.1 MB in the beginning and 326.6 MB in the end (delta: 21.5 MB). Free memory was 219.6 MB in the beginning and 285.7 MB in the end (delta: -66.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69232.92 ms. Allocated memory was 326.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 285.7 MB in the beginning and 884.8 MB in the end (delta: -599.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 78 quantified variables from 111 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 69.1s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 376 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e1_4022.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-14-26-762.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e1_4022.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-14-26-762.csv Completed graceful shutdown