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_all2_e3_4612_e3_1543.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:08:51,567 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:08:51,571 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:08:51,585 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:08:51,585 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:08:51,589 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:08:51,590 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:08:51,592 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:08:51,593 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:08:51,595 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:08:51,596 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:08:51,596 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:08:51,597 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:08:51,598 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:08:51,598 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:08:51,603 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:08:51,604 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:08:51,618 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:08:51,620 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:08:51,621 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:08:51,622 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:08:51,624 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:08:51,624 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:08:51,624 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:08:51,625 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:08:51,625 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:08:51,626 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:08:51,632 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:08:51,633 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:08:51,633 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:08:51,634 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:08:51,634 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:08:51,635 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:08:51,635 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:08:51,636 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:08:51,636 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 17:08:51,653 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:08:51,653 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:08:51,654 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:08:51,654 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:08:51,655 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:08:51,655 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:08:51,655 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:08:51,655 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:08:51,656 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:08:51,656 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:08:51,656 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:08:51,656 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:08:51,656 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:08:51,657 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:08:51,657 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:08:51,657 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:08:51,657 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:08:51,657 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:08:51,657 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:08:51,659 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:08:51,659 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:08:51,713 INFO ]: Repository-Root is: /tmp [2018-06-22 17:08:51,729 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:08:51,735 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:08:51,737 INFO ]: Initializing SmtParser... [2018-06-22 17:08:51,737 INFO ]: SmtParser initialized [2018-06-22 17:08:51,738 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all2_e3_4612_e3_1543.smt2 [2018-06-22 17:08:51,739 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 17:08:51,832 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all2_e3_4612_e3_1543.smt2 unknown [2018-06-22 17:08:52,546 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all2_e3_4612_e3_1543.smt2 [2018-06-22 17:08:52,551 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:08:52,563 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:08:52,563 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:08:52,563 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:08:52,564 INFO ]: ChcToBoogie initialized [2018-06-22 17:08:52,567 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:08:52" (1/1) ... [2018-06-22 17:08:52,676 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:52 Unit [2018-06-22 17:08:52,676 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:08:52,677 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:08:52,677 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:08:52,677 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:08:52,698 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:52" (1/1) ... [2018-06-22 17:08:52,699 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:52" (1/1) ... [2018-06-22 17:08:52,717 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:52" (1/1) ... [2018-06-22 17:08:52,717 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:52" (1/1) ... [2018-06-22 17:08:52,731 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:52" (1/1) ... [2018-06-22 17:08:52,732 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:52" (1/1) ... [2018-06-22 17:08:52,738 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:52" (1/1) ... [2018-06-22 17:08:52,746 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:08:52,746 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:08:52,746 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:08:52,746 INFO ]: RCFGBuilder initialized [2018-06-22 17:08:52,747 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:52" (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 17:08:52,760 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:08:52,760 INFO ]: Found specification of procedure False [2018-06-22 17:08:52,760 INFO ]: Found implementation of procedure False [2018-06-22 17:08:52,760 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:08:52,760 INFO ]: Found specification of procedure state [2018-06-22 17:08:52,760 INFO ]: Found implementation of procedure state [2018-06-22 17:08:52,760 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:08:52,760 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:08:52,760 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 17:08:53,445 INFO ]: Using library mode [2018-06-22 17:08:53,446 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:08:53 BoogieIcfgContainer [2018-06-22 17:08:53,446 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:08:53,447 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:08:53,447 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:08:53,452 INFO ]: TraceAbstraction initialized [2018-06-22 17:08:53,452 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:08:52" (1/3) ... [2018-06-22 17:08:53,453 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f4bca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:08:53, skipping insertion in model container [2018-06-22 17:08:53,453 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:52" (2/3) ... [2018-06-22 17:08:53,453 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f4bca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:08:53, skipping insertion in model container [2018-06-22 17:08:53,453 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:08:53" (3/3) ... [2018-06-22 17:08:53,456 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:08:53,466 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:08:53,476 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:08:53,529 INFO ]: Using default assertion order modulation [2018-06-22 17:08:53,529 INFO ]: Interprodecural is true [2018-06-22 17:08:53,529 INFO ]: Hoare is false [2018-06-22 17:08:53,530 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:08:53,530 INFO ]: Backedges is TWOTRACK [2018-06-22 17:08:53,530 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:08:53,530 INFO ]: Difference is false [2018-06-22 17:08:53,530 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:08:53,530 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:08:53,545 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:08:53,556 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:08:53,556 INFO ]: Found error trace [2018-06-22 17:08:53,557 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:08:53,557 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:08:53,562 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:08:53,564 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:08:53,565 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:08:53,602 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:08:53,602 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:08:53,602 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:08:53,791 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:08:54,612 WARN ]: Spent 502.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 7 [2018-06-22 17:08:54,614 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:08:54,618 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:08:54,618 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:08:54,620 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:08:54,631 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:08:54,631 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:08:54,633 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:08:54,788 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:08:54,788 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:08:54,790 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:08:54,791 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:08:54,791 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:08:54,804 INFO ]: With dead ends: 13 [2018-06-22 17:08:54,804 INFO ]: Without dead ends: 13 [2018-06-22 17:08:54,808 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 17:08:54,826 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:08:54,867 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:08:54,868 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:08:54,869 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:08:54,871 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:08:54,871 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:08:54,872 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:08:54,872 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:08:54,872 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:08:54,873 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:08:54,873 INFO ]: Found error trace [2018-06-22 17:08:54,873 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:08:54,873 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:08:54,873 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:08:54,873 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:08:54,873 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:08:54,875 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:08:54,875 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:08:54,875 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:08:55,156 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:09:01,489 WARN ]: Spent 5.32 s on a formula simplification. DAG size of input: 676 DAG size of output: 257 [2018-06-22 17:09:02,006 WARN ]: Spent 277.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 12 [2018-06-22 17:09:02,011 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:09:02,011 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:09:02,011 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 17:09:02,029 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:09:02,205 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:09:02,223 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:10:02,709 INFO ]: Timeout while computing interpolants [2018-06-22 17:10:02,910 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:10:02,910 WARN ]: Verification canceled [2018-06-22 17:10:02,913 WARN ]: Timeout [2018-06-22 17:10:02,914 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:10:02 BoogieIcfgContainer [2018-06-22 17:10:02,914 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:10:02,914 INFO ]: Toolchain (without parser) took 70363.14 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 219.5 MB in the beginning and 774.5 MB in the end (delta: -555.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:10:02,915 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 304.1 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:10:02,915 INFO ]: ChcToBoogie took 113.47 ms. Allocated memory is still 304.1 MB. Free memory was 218.5 MB in the beginning and 215.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:10:02,916 INFO ]: Boogie Preprocessor took 68.45 ms. Allocated memory is still 304.1 MB. Free memory was 215.5 MB in the beginning and 212.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:10:02,916 INFO ]: RCFGBuilder took 699.90 ms. Allocated memory was 304.1 MB in the beginning and 327.2 MB in the end (delta: 23.1 MB). Free memory was 212.5 MB in the beginning and 270.6 MB in the end (delta: -58.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:10:02,916 INFO ]: TraceAbstraction took 69466.44 ms. Allocated memory was 327.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 269.0 MB in the beginning and 774.5 MB in the end (delta: -505.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:10:02,926 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 304.1 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 113.47 ms. Allocated memory is still 304.1 MB. Free memory was 218.5 MB in the beginning and 215.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 68.45 ms. Allocated memory is still 304.1 MB. Free memory was 215.5 MB in the beginning and 212.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 699.90 ms. Allocated memory was 304.1 MB in the beginning and 327.2 MB in the end (delta: 23.1 MB). Free memory was 212.5 MB in the beginning and 270.6 MB in the end (delta: -58.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69466.44 ms. Allocated memory was 327.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 269.0 MB in the beginning and 774.5 MB in the end (delta: -505.5 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 103 quantified variables from 123 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 69.3s 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, 184 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_all2_e3_4612_e3_1543.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-10-02-938.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all2_e3_4612_e3_1543.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-10-02-938.csv Completed graceful shutdown