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_e4_3719.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:08:55,438 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:08:55,440 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:08:55,452 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:08:55,452 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:08:55,453 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:08:55,454 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:08:55,456 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:08:55,457 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:08:55,458 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:08:55,459 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:08:55,459 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:08:55,460 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:08:55,461 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:08:55,462 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:08:55,463 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:08:55,464 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:08:55,466 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:08:55,468 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:08:55,469 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:08:55,470 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:08:55,473 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:08:55,473 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:08:55,474 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:08:55,474 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:08:55,475 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:08:55,476 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:08:55,477 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:08:55,478 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:08:55,479 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:08:55,479 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:08:55,480 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:08:55,480 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:08:55,481 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:08:55,482 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:08:55,482 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 17:08:55,497 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:08:55,497 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:08:55,497 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:08:55,497 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:08:55,502 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:08:55,503 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:08:55,503 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:08:55,503 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:08:55,504 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:08:55,504 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:08:55,504 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:08:55,504 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:08:55,504 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:08:55,505 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:08:55,505 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:08:55,505 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:08:55,505 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:08:55,505 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:08:55,506 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:08:55,508 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:08:55,508 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:08:55,575 INFO ]: Repository-Root is: /tmp [2018-06-22 17:08:55,595 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:08:55,601 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:08:55,603 INFO ]: Initializing SmtParser... [2018-06-22 17:08:55,603 INFO ]: SmtParser initialized [2018-06-22 17:08:55,604 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all2_e3_4612_e4_3719.smt2 [2018-06-22 17:08:55,605 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 17:08:55,692 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all2_e3_4612_e4_3719.smt2 unknown [2018-06-22 17:08:56,506 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all2_e3_4612_e4_3719.smt2 [2018-06-22 17:08:56,511 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:08:56,526 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:08:56,526 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:08:56,526 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:08:56,526 INFO ]: ChcToBoogie initialized [2018-06-22 17:08:56,529 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:08:56" (1/1) ... [2018-06-22 17:08:56,611 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:56 Unit [2018-06-22 17:08:56,611 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:08:56,611 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:08:56,611 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:08:56,611 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:08:56,635 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:56" (1/1) ... [2018-06-22 17:08:56,635 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:56" (1/1) ... [2018-06-22 17:08:56,663 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:56" (1/1) ... [2018-06-22 17:08:56,664 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:56" (1/1) ... [2018-06-22 17:08:56,691 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:56" (1/1) ... [2018-06-22 17:08:56,693 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:56" (1/1) ... [2018-06-22 17:08:56,697 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:56" (1/1) ... [2018-06-22 17:08:56,711 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:08:56,712 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:08:56,712 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:08:56,712 INFO ]: RCFGBuilder initialized [2018-06-22 17:08:56,713 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:56" (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 17:08:56,731 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:08:56,731 INFO ]: Found specification of procedure False [2018-06-22 17:08:56,731 INFO ]: Found implementation of procedure False [2018-06-22 17:08:56,731 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:08:56,731 INFO ]: Found specification of procedure state [2018-06-22 17:08:56,731 INFO ]: Found implementation of procedure state [2018-06-22 17:08:56,731 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:08:56,732 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:08:56,732 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 17:08:57,310 INFO ]: Using library mode [2018-06-22 17:08:57,311 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:08:57 BoogieIcfgContainer [2018-06-22 17:08:57,311 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:08:57,313 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:08:57,313 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:08:57,321 INFO ]: TraceAbstraction initialized [2018-06-22 17:08:57,321 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:08:56" (1/3) ... [2018-06-22 17:08:57,322 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8e8aa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:08:57, skipping insertion in model container [2018-06-22 17:08:57,322 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:08:56" (2/3) ... [2018-06-22 17:08:57,322 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8e8aa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:08:57, skipping insertion in model container [2018-06-22 17:08:57,322 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:08:57" (3/3) ... [2018-06-22 17:08:57,324 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:08:57,335 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:08:57,345 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:08:57,394 INFO ]: Using default assertion order modulation [2018-06-22 17:08:57,394 INFO ]: Interprodecural is true [2018-06-22 17:08:57,394 INFO ]: Hoare is false [2018-06-22 17:08:57,394 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:08:57,394 INFO ]: Backedges is TWOTRACK [2018-06-22 17:08:57,394 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:08:57,394 INFO ]: Difference is false [2018-06-22 17:08:57,394 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:08:57,394 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:08:57,412 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:08:57,431 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:08:57,431 INFO ]: Found error trace [2018-06-22 17:08:57,433 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:08:57,434 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:08:57,440 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:08:57,442 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:08:57,443 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:08:57,492 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:08:57,492 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:08:57,492 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:08:57,675 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:08:58,391 WARN ]: Spent 345.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 7 [2018-06-22 17:08:58,394 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:08:58,399 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:08:58,400 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:08:58,401 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:08:58,415 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:08:58,416 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:08:58,417 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:08:58,580 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:08:58,581 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:08:58,582 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:08:58,583 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:08:58,584 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:08:58,599 INFO ]: With dead ends: 13 [2018-06-22 17:08:58,599 INFO ]: Without dead ends: 13 [2018-06-22 17:08:58,601 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:08:58,618 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:08:58,641 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:08:58,642 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:08:58,642 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:08:58,644 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:08:58,644 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:08:58,644 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:08:58,644 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:08:58,644 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:08:58,645 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:08:58,645 INFO ]: Found error trace [2018-06-22 17:08:58,645 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:08:58,645 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:08:58,646 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:08:58,646 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:08:58,646 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:08:58,646 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:08:58,646 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:08:58,646 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:08:58,926 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:09:04,343 WARN ]: Spent 4.55 s on a formula simplification. DAG size of input: 769 DAG size of output: 254 [2018-06-22 17:09:04,834 WARN ]: Spent 305.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 7 [2018-06-22 17:09:04,838 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:09:04,838 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:09:04,838 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 17:09:04,854 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:09:05,028 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:09:05,057 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:10:05,853 INFO ]: Timeout while computing interpolants [2018-06-22 17:10:06,054 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:10:06,054 WARN ]: Verification canceled [2018-06-22 17:10:06,057 WARN ]: Timeout [2018-06-22 17:10:06,058 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:10:06 BoogieIcfgContainer [2018-06-22 17:10:06,058 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:10:06,059 INFO ]: Toolchain (without parser) took 69547.35 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 216.5 MB in the beginning and 240.0 MB in the end (delta: -23.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:10:06,060 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:10:06,060 INFO ]: ChcToBoogie took 85.08 ms. Allocated memory is still 303.0 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 17:10:06,060 INFO ]: Boogie Preprocessor took 100.14 ms. Allocated memory is still 303.0 MB. Free memory was 212.5 MB in the beginning and 209.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:10:06,061 INFO ]: RCFGBuilder took 598.86 ms. Allocated memory was 303.0 MB in the beginning and 324.5 MB in the end (delta: 21.5 MB). Free memory was 209.6 MB in the beginning and 265.5 MB in the end (delta: -56.0 MB). Peak memory consumption was 33.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:10:06,061 INFO ]: TraceAbstraction took 68745.23 ms. Allocated memory was 324.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 265.5 MB in the beginning and 240.0 MB in the end (delta: 25.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:10:06,067 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 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 85.08 ms. Allocated memory is still 303.0 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. * Boogie Preprocessor took 100.14 ms. Allocated memory is still 303.0 MB. Free memory was 212.5 MB in the beginning and 209.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 598.86 ms. Allocated memory was 303.0 MB in the beginning and 324.5 MB in the end (delta: 21.5 MB). Free memory was 209.6 MB in the beginning and 265.5 MB in the end (delta: -56.0 MB). Peak memory consumption was 33.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68745.23 ms. Allocated memory was 324.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 265.5 MB in the beginning and 240.0 MB in the end (delta: 25.5 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 106 quantified variables from 130 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.6s 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, 0.4s 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, 0.7s 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_e4_3719.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-10-06-085.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all2_e3_4612_e4_3719.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-10-06-085.csv Completed graceful shutdown