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_14_e3_5120.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:28:43,611 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:28:43,613 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:28:43,632 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:28:43,632 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:28:43,633 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:28:43,634 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:28:43,636 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:28:43,638 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:28:43,639 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:28:43,640 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:28:43,640 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:28:43,641 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:28:43,642 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:28:43,643 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:28:43,643 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:28:43,645 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:28:43,647 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:28:43,657 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:28:43,658 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:28:43,659 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:28:43,661 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:28:43,662 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:28:43,662 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:28:43,663 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:28:43,672 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:28:43,673 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:28:43,674 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:28:43,675 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:28:43,675 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:28:43,676 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:28:43,676 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:28:43,677 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:28:43,677 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:28:43,678 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:28:43,678 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 16:28:43,704 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:28:43,704 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:28:43,705 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:28:43,707 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:28:43,708 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:28:43,708 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:28:43,708 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:28:43,709 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:28:43,709 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:28:43,709 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:28:43,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:28:43,709 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:28:43,709 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:28:43,710 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:28:43,710 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:28:43,710 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:28:43,710 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:28:43,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:28:43,711 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:28:43,712 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:28:43,712 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:28:43,767 INFO ]: Repository-Root is: /tmp [2018-06-22 16:28:43,784 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:28:43,790 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:28:43,791 INFO ]: Initializing SmtParser... [2018-06-22 16:28:43,792 INFO ]: SmtParser initialized [2018-06-22 16:28:43,793 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e3_5120.smt2 [2018-06-22 16:28:43,794 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 16:28:43,887 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e3_5120.smt2 unknown [2018-06-22 16:28:44,455 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e3_5120.smt2 [2018-06-22 16:28:44,459 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:28:44,465 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:28:44,465 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:28:44,465 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:28:44,466 INFO ]: ChcToBoogie initialized [2018-06-22 16:28:44,469 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:28:44" (1/1) ... [2018-06-22 16:28:44,534 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:44 Unit [2018-06-22 16:28:44,534 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:28:44,534 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:28:44,534 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:28:44,534 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:28:44,581 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:44" (1/1) ... [2018-06-22 16:28:44,581 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:44" (1/1) ... [2018-06-22 16:28:44,609 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:44" (1/1) ... [2018-06-22 16:28:44,609 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:44" (1/1) ... [2018-06-22 16:28:44,632 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:44" (1/1) ... [2018-06-22 16:28:44,634 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:44" (1/1) ... [2018-06-22 16:28:44,647 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:44" (1/1) ... [2018-06-22 16:28:44,662 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:28:44,663 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:28:44,663 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:28:44,663 INFO ]: RCFGBuilder initialized [2018-06-22 16:28:44,664 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:44" (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 16:28:44,688 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:28:44,688 INFO ]: Found specification of procedure False [2018-06-22 16:28:44,688 INFO ]: Found implementation of procedure False [2018-06-22 16:28:44,688 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:28:44,688 INFO ]: Found specification of procedure state [2018-06-22 16:28:44,688 INFO ]: Found implementation of procedure state [2018-06-22 16:28:44,688 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:28:44,688 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:28:44,688 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 16:28:45,253 INFO ]: Using library mode [2018-06-22 16:28:45,254 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:28:45 BoogieIcfgContainer [2018-06-22 16:28:45,254 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:28:45,256 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:28:45,256 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:28:45,259 INFO ]: TraceAbstraction initialized [2018-06-22 16:28:45,260 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:28:44" (1/3) ... [2018-06-22 16:28:45,261 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bee19e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:28:45, skipping insertion in model container [2018-06-22 16:28:45,261 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:44" (2/3) ... [2018-06-22 16:28:45,261 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bee19e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:28:45, skipping insertion in model container [2018-06-22 16:28:45,261 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:28:45" (3/3) ... [2018-06-22 16:28:45,263 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:28:45,273 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:28:45,283 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:28:45,333 INFO ]: Using default assertion order modulation [2018-06-22 16:28:45,334 INFO ]: Interprodecural is true [2018-06-22 16:28:45,334 INFO ]: Hoare is false [2018-06-22 16:28:45,334 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:28:45,334 INFO ]: Backedges is TWOTRACK [2018-06-22 16:28:45,334 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:28:45,334 INFO ]: Difference is false [2018-06-22 16:28:45,334 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:28:45,334 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:28:45,352 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:28:45,364 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:28:45,364 INFO ]: Found error trace [2018-06-22 16:28:45,365 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:28:45,365 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:28:45,371 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 16:28:45,374 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:28:45,374 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:28:45,423 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:28:45,423 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:28:45,423 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:28:45,568 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:28:45,944 WARN ]: Spent 119.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 7 [2018-06-22 16:28:45,946 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:28:45,949 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:28:45,949 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:28:45,950 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:28:45,961 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:28:45,962 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:28:45,964 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:28:46,099 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:28:46,100 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:28:46,101 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:28:46,102 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:28:46,103 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:28:46,115 INFO ]: With dead ends: 13 [2018-06-22 16:28:46,115 INFO ]: Without dead ends: 13 [2018-06-22 16:28:46,117 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:28:46,134 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:28:46,156 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:28:46,157 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:28:46,157 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:28:46,159 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:28:46,159 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:28:46,159 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:28:46,159 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:28:46,159 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:28:46,160 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:28:46,160 INFO ]: Found error trace [2018-06-22 16:28:46,160 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:28:46,160 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:28:46,161 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 16:28:46,161 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:28:46,161 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:28:46,161 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:28:46,161 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:28:46,161 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:28:46,278 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:28:48,197 WARN ]: Spent 1.40 s on a formula simplification. DAG size of input: 142 DAG size of output: 113 [2018-06-22 16:28:48,404 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:28:48,404 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:28:48,404 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 16:28:48,413 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:28:48,570 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:28:48,583 INFO ]: Computing forward predicates... [2018-06-22 16:28:48,762 WARN ]: expecting exponential blowup for input size 33 Received shutdown request... [2018-06-22 16:29:33,569 INFO ]: Timeout while computing interpolants [2018-06-22 16:29:33,769 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:29:33,770 WARN ]: Verification canceled [2018-06-22 16:29:33,773 WARN ]: Timeout [2018-06-22 16:29:33,773 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:29:33 BoogieIcfgContainer [2018-06-22 16:29:33,773 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:29:33,774 INFO ]: Toolchain (without parser) took 49314.18 ms. Allocated memory was 309.3 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 230.7 MB in the beginning and 922.1 MB in the end (delta: -691.4 MB). Peak memory consumption was 3.2 GB. Max. memory is 3.6 GB. [2018-06-22 16:29:33,774 INFO ]: SmtParser took 0.13 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:29:33,774 INFO ]: ChcToBoogie took 68.62 ms. Allocated memory is still 309.3 MB. Free memory was 230.7 MB in the beginning and 227.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:29:33,776 INFO ]: Boogie Preprocessor took 128.18 ms. Allocated memory is still 309.3 MB. Free memory was 227.7 MB in the beginning and 224.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:29:33,777 INFO ]: RCFGBuilder took 590.76 ms. Allocated memory was 309.3 MB in the beginning and 325.6 MB in the end (delta: 16.3 MB). Free memory was 224.7 MB in the beginning and 286.0 MB in the end (delta: -61.3 MB). Peak memory consumption was 41.9 MB. Max. memory is 3.6 GB. [2018-06-22 16:29:33,777 INFO ]: TraceAbstraction took 48516.98 ms. Allocated memory was 325.6 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 286.0 MB in the beginning and 922.1 MB in the end (delta: -636.2 MB). Peak memory consumption was 3.2 GB. Max. memory is 3.6 GB. [2018-06-22 16:29:33,779 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.13 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 68.62 ms. Allocated memory is still 309.3 MB. Free memory was 230.7 MB in the beginning and 227.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 128.18 ms. Allocated memory is still 309.3 MB. Free memory was 227.7 MB in the beginning and 224.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 590.76 ms. Allocated memory was 309.3 MB in the beginning and 325.6 MB in the end (delta: 16.3 MB). Free memory was 224.7 MB in the beginning and 286.0 MB in the end (delta: -61.3 MB). Peak memory consumption was 41.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 48516.98 ms. Allocated memory was 325.6 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 286.0 MB in the beginning and 922.1 MB in the end (delta: -636.2 MB). Peak memory consumption was 3.2 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 33 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 48.4s 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, 0.2s 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, 0.3s 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_14_e3_5120.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-29-33-796.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_14_e3_5120.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-29-33-796.csv Completed graceful shutdown