java -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/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e6_2061.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 14:54:14,362 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 14:54:14,365 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 14:54:14,400 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 14:54:14,400 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 14:54:14,407 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 14:54:14,408 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 14:54:14,412 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 14:54:14,414 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 14:54:14,423 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 14:54:14,424 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 14:54:14,424 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 14:54:14,425 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 14:54:14,426 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 14:54:14,427 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 14:54:14,436 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 14:54:14,438 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 14:54:14,449 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 14:54:14,451 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 14:54:14,452 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 14:54:14,462 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 14:54:14,465 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 14:54:14,465 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 14:54:14,465 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 14:54:14,475 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 14:54:14,476 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 14:54:14,477 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 14:54:14,478 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 14:54:14,479 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 14:54:14,488 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 14:54:14,491 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 14:54:14,492 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 14:54:14,492 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 14:54:14,493 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 14:54:14,493 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 14:54:14,494 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 14:54:14,533 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 14:54:14,533 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 14:54:14,534 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 14:54:14,534 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 14:54:14,535 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 14:54:14,535 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 14:54:14,536 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 14:54:14,540 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 14:54:14,540 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 14:54:14,540 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 14:54:14,540 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 14:54:14,541 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 14:54:14,541 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 14:54:14,541 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 14:54:14,541 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 14:54:14,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 14:54:14,541 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 14:54:14,543 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 14:54:14,543 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 14:54:14,645 INFO ]: Repository-Root is: /tmp [2018-06-18 14:54:14,680 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 14:54:14,684 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 14:54:14,686 INFO ]: Initializing SmtParser... [2018-06-18 14:54:14,686 INFO ]: SmtParser initialized [2018-06-18 14:54:14,687 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e6_2061.smt2 [2018-06-18 14:54:14,697 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 [2018-06-18 14:54:14,814 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e6_2061.smt2 unknown [2018-06-18 14:54:15,528 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e6_2061.smt2 [2018-06-18 14:54:15,532 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 14:54:15,538 INFO ]: Walking toolchain with 4 elements. [2018-06-18 14:54:15,538 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 14:54:15,538 INFO ]: Initializing ChcToBoogie... [2018-06-18 14:54:15,538 INFO ]: ChcToBoogie initialized [2018-06-18 14:54:15,548 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 02:54:15" (1/1) ... [2018-06-18 14:54:15,711 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:54:15 Unit [2018-06-18 14:54:15,711 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 14:54:15,712 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 14:54:15,712 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 14:54:15,712 INFO ]: Boogie Preprocessor initialized [2018-06-18 14:54:15,736 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:54:15" (1/1) ... [2018-06-18 14:54:15,737 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:54:15" (1/1) ... [2018-06-18 14:54:15,761 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:54:15" (1/1) ... [2018-06-18 14:54:15,761 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:54:15" (1/1) ... [2018-06-18 14:54:15,775 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:54:15" (1/1) ... [2018-06-18 14:54:15,777 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:54:15" (1/1) ... [2018-06-18 14:54:15,782 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:54:15" (1/1) ... [2018-06-18 14:54:15,789 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 14:54:15,790 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 14:54:15,790 INFO ]: Initializing RCFGBuilder... [2018-06-18 14:54:15,790 INFO ]: RCFGBuilder initialized [2018-06-18 14:54:15,791 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:54:15" (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) [2018-06-18 14:54:15,827 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 14:54:15,827 INFO ]: Found specification of procedure False [2018-06-18 14:54:15,827 INFO ]: Found implementation of procedure False [2018-06-18 14:54:15,827 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 14:54:15,827 INFO ]: Found specification of procedure state [2018-06-18 14:54:15,827 INFO ]: Found implementation of procedure state [2018-06-18 14:54:15,828 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 14:54:15,828 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 14:54:15,828 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 [2018-06-18 14:54:16,406 INFO ]: Using library mode [2018-06-18 14:54:16,407 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 02:54:16 BoogieIcfgContainer [2018-06-18 14:54:16,407 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 14:54:16,409 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 14:54:16,409 INFO ]: Initializing TraceAbstraction... [2018-06-18 14:54:16,415 INFO ]: TraceAbstraction initialized [2018-06-18 14:54:16,415 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 02:54:15" (1/3) ... [2018-06-18 14:54:16,416 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b903ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 02:54:16, skipping insertion in model container [2018-06-18 14:54:16,416 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:54:15" (2/3) ... [2018-06-18 14:54:16,416 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b903ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 02:54:16, skipping insertion in model container [2018-06-18 14:54:16,416 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 02:54:16" (3/3) ... [2018-06-18 14:54:16,419 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 14:54:16,431 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 14:54:16,443 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 14:54:16,495 INFO ]: Using default assertion order modulation [2018-06-18 14:54:16,496 INFO ]: Interprodecural is true [2018-06-18 14:54:16,496 INFO ]: Hoare is false [2018-06-18 14:54:16,496 INFO ]: Compute interpolants for FPandBP [2018-06-18 14:54:16,496 INFO ]: Backedges is TWOTRACK [2018-06-18 14:54:16,496 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 14:54:16,496 INFO ]: Difference is false [2018-06-18 14:54:16,496 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 14:54:16,496 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 14:54:16,518 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 14:54:16,535 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 14:54:16,535 INFO ]: Found error trace [2018-06-18 14:54:16,538 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 14:54:16,538 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 14:54:16,544 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 14:54:16,546 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 14:54:16,548 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 14:54:16,602 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:54:16,602 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:54:16,602 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:54:16,869 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:54:16,886 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 14:54:17,401 WARN ]: Spent 221.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 5 [2018-06-18 14:54:17,405 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 14:54:17,419 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 14:54:17,419 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 14:54:17,422 INFO ]: Interpolant automaton has 4 states [2018-06-18 14:54:17,456 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 14:54:17,457 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 14:54:17,459 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 14:54:17,654 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 14:54:17,654 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 14:54:17,655 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 14:54:17,657 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 14:54:17,657 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 14:54:17,672 INFO ]: With dead ends: 13 [2018-06-18 14:54:17,673 INFO ]: Without dead ends: 13 [2018-06-18 14:54:17,679 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 14:54:17,701 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 14:54:17,743 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 14:54:17,745 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 14:54:17,746 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 14:54:17,748 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 14:54:17,748 INFO ]: Finished accepts. word is rejected. [2018-06-18 14:54:17,748 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 14:54:17,748 INFO ]: Interpolant automaton has 4 states. [2018-06-18 14:54:17,748 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 14:54:17,749 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 14:54:17,749 INFO ]: Found error trace [2018-06-18 14:54:17,750 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 14:54:17,750 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 14:54:17,750 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 14:54:17,750 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 14:54:17,751 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 14:54:17,751 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:54:17,751 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:54:17,752 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:54:18,129 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:54:18,130 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 14:54:26,819 WARN ]: Spent 7.47 s on a formula simplification. DAG size of input: 584 DAG size of output: 234 [2018-06-18 14:54:27,112 WARN ]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-06-18 14:54:27,503 WARN ]: Spent 288.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 8 [2018-06-18 14:54:27,507 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 14:54:27,507 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 14:54:27,507 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 [2018-06-18 14:54:27,523 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:54:27,727 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:54:27,754 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 14:55:21,501 INFO ]: Timeout while computing interpolants [2018-06-18 14:55:21,703 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 14:55:21,703 WARN ]: Verification canceled [2018-06-18 14:55:21,707 WARN ]: Timeout [2018-06-18 14:55:21,707 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 02:55:21 BoogieIcfgContainer [2018-06-18 14:55:21,707 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 14:55:21,708 INFO ]: Toolchain (without parser) took 66174.93 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 232.2 MB in the beginning and 570.7 MB in the end (delta: -338.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 14:55:21,709 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 14:55:21,709 INFO ]: ChcToBoogie took 173.16 ms. Allocated memory is still 308.8 MB. Free memory was 231.2 MB in the beginning and 223.3 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 3.6 GB. [2018-06-18 14:55:21,709 INFO ]: Boogie Preprocessor took 77.67 ms. Allocated memory is still 308.8 MB. Free memory was 223.3 MB in the beginning and 222.3 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-18 14:55:21,709 INFO ]: RCFGBuilder took 617.19 ms. Allocated memory was 308.8 MB in the beginning and 326.6 MB in the end (delta: 17.8 MB). Free memory was 222.3 MB in the beginning and 282.0 MB in the end (delta: -59.8 MB). Peak memory consumption was 40.2 MB. Max. memory is 3.6 GB. [2018-06-18 14:55:21,715 INFO ]: TraceAbstraction took 65297.64 ms. Allocated memory was 326.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 282.0 MB in the beginning and 570.7 MB in the end (delta: -288.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 14:55:21,717 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 173.16 ms. Allocated memory is still 308.8 MB. Free memory was 231.2 MB in the beginning and 223.3 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 77.67 ms. Allocated memory is still 308.8 MB. Free memory was 223.3 MB in the beginning and 222.3 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 617.19 ms. Allocated memory was 308.8 MB in the beginning and 326.6 MB in the end (delta: 17.8 MB). Free memory was 222.3 MB in the beginning and 282.0 MB in the end (delta: -59.8 MB). Peak memory consumption was 40.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 65297.64 ms. Allocated memory was 326.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 282.0 MB in the beginning and 570.7 MB in the end (delta: -288.7 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 67 quantified variables from 87 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 65.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s 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, 0.3s 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, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 136 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_e3_4821_e6_2061.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_14-55-21-732.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e3_4821_e6_2061.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_14-55-21-732.csv Completed graceful shutdown