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/FIREFLY_all_e1_1207_e1_1201.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:24:57,643 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:24:57,645 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:24:57,657 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:24:57,657 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:24:57,658 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:24:57,659 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:24:57,665 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:24:57,667 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:24:57,668 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:24:57,669 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:24:57,670 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:24:57,671 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:24:57,672 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:24:57,672 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:24:57,673 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:24:57,675 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:24:57,677 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:24:57,678 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:24:57,679 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:24:57,681 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:24:57,683 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:24:57,683 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:24:57,684 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:24:57,685 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:24:57,686 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:24:57,686 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:24:57,687 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:24:57,688 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:24:57,689 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:24:57,689 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:24:57,690 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:24:57,690 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:24:57,691 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:24:57,692 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:24:57,692 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:24:57,716 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:24:57,716 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:24:57,717 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:24:57,717 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:24:57,718 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:24:57,718 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:24:57,723 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:24:57,723 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:24:57,723 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:24:57,724 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:24:57,724 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:24:57,724 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:24:57,724 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:24:57,724 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:24:57,725 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:24:57,725 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:24:57,725 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:24:57,726 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:24:57,727 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:24:57,774 INFO ]: Repository-Root is: /tmp [2018-06-18 15:24:57,792 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:24:57,799 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:24:57,800 INFO ]: Initializing SmtParser... [2018-06-18 15:24:57,801 INFO ]: SmtParser initialized [2018-06-18 15:24:57,801 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e1_1207_e1_1201.smt2 [2018-06-18 15:24:57,803 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 15:24:57,900 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e1_1207_e1_1201.smt2 unknown [2018-06-18 15:24:58,496 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e1_1207_e1_1201.smt2 [2018-06-18 15:24:58,501 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:24:58,506 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:24:58,506 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:24:58,506 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:24:58,506 INFO ]: ChcToBoogie initialized [2018-06-18 15:24:58,513 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:24:58" (1/1) ... [2018-06-18 15:24:58,650 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:24:58 Unit [2018-06-18 15:24:58,650 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:24:58,651 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:24:58,651 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:24:58,651 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:24:58,673 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:24:58" (1/1) ... [2018-06-18 15:24:58,673 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:24:58" (1/1) ... [2018-06-18 15:24:58,685 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:24:58" (1/1) ... [2018-06-18 15:24:58,685 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:24:58" (1/1) ... [2018-06-18 15:24:58,695 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:24:58" (1/1) ... [2018-06-18 15:24:58,697 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:24:58" (1/1) ... [2018-06-18 15:24:58,700 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:24:58" (1/1) ... [2018-06-18 15:24:58,707 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:24:58,708 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:24:58,708 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:24:58,708 INFO ]: RCFGBuilder initialized [2018-06-18 15:24:58,709 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:24:58" (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 15:24:58,721 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:24:58,721 INFO ]: Found specification of procedure False [2018-06-18 15:24:58,721 INFO ]: Found implementation of procedure False [2018-06-18 15:24:58,721 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:24:58,721 INFO ]: Found specification of procedure state [2018-06-18 15:24:58,721 INFO ]: Found implementation of procedure state [2018-06-18 15:24:58,721 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:24:58,721 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:24:58,721 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 15:24:59,132 INFO ]: Using library mode [2018-06-18 15:24:59,133 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:24:59 BoogieIcfgContainer [2018-06-18 15:24:59,133 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:24:59,139 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:24:59,139 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:24:59,142 INFO ]: TraceAbstraction initialized [2018-06-18 15:24:59,142 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:24:58" (1/3) ... [2018-06-18 15:24:59,143 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22f9d743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:24:59, skipping insertion in model container [2018-06-18 15:24:59,143 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:24:58" (2/3) ... [2018-06-18 15:24:59,143 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22f9d743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:24:59, skipping insertion in model container [2018-06-18 15:24:59,144 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:24:59" (3/3) ... [2018-06-18 15:24:59,148 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:24:59,158 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:24:59,171 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:24:59,223 INFO ]: Using default assertion order modulation [2018-06-18 15:24:59,224 INFO ]: Interprodecural is true [2018-06-18 15:24:59,224 INFO ]: Hoare is false [2018-06-18 15:24:59,224 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:24:59,224 INFO ]: Backedges is TWOTRACK [2018-06-18 15:24:59,224 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:24:59,224 INFO ]: Difference is false [2018-06-18 15:24:59,224 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:24:59,224 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:24:59,250 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:24:59,265 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:24:59,265 INFO ]: Found error trace [2018-06-18 15:24:59,268 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:24:59,268 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:24:59,274 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:24:59,276 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:24:59,277 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:24:59,329 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:24:59,329 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:24:59,329 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:24:59,491 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:24:59,503 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:25:00,167 WARN ]: Spent 349.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 12 [2018-06-18 15:25:00,171 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:25:00,173 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:25:00,173 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:25:00,176 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:25:00,186 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:25:00,187 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:25:00,188 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:25:00,329 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:25:00,329 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:25:00,331 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:25:00,332 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:25:00,332 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:25:00,346 INFO ]: With dead ends: 13 [2018-06-18 15:25:00,346 INFO ]: Without dead ends: 13 [2018-06-18 15:25:00,349 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 [2018-06-18 15:25:00,369 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:25:00,397 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:25:00,399 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:25:00,401 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:25:00,402 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:25:00,403 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:25:00,403 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:25:00,403 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:25:00,403 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:25:00,404 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:25:00,404 INFO ]: Found error trace [2018-06-18 15:25:00,404 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:25:00,404 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:25:00,405 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:25:00,405 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:25:00,405 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:25:00,406 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:25:00,406 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:25:00,406 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:25:00,641 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:25:00,642 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:25:04,181 WARN ]: Spent 3.01 s on a formula simplification. DAG size of input: 378 DAG size of output: 213 [2018-06-18 15:25:05,007 WARN ]: Spent 620.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 6 [2018-06-18 15:25:05,010 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:25:05,010 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:25:05,010 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 15:25:05,032 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:25:05,163 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:25:05,180 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:26:07,079 INFO ]: Timeout while computing interpolants [2018-06-18 15:26:07,304 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:26:07,304 WARN ]: Verification canceled [2018-06-18 15:26:07,308 WARN ]: Timeout [2018-06-18 15:26:07,308 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:26:07 BoogieIcfgContainer [2018-06-18 15:26:07,308 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:26:07,309 INFO ]: Toolchain (without parser) took 68807.88 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.9 MB in the beginning and 872.0 MB in the end (delta: -630.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:26:07,310 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.3 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:26:07,310 INFO ]: ChcToBoogie took 144.37 ms. Allocated memory is still 309.3 MB. Free memory was 240.9 MB in the beginning and 236.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:26:07,311 INFO ]: Boogie Preprocessor took 56.40 ms. Allocated memory is still 309.3 MB. Free memory was 236.0 MB in the beginning and 234.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:26:07,311 INFO ]: RCFGBuilder took 425.31 ms. Allocated memory is still 309.3 MB. Free memory was 234.0 MB in the beginning and 202.9 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 3.6 GB. [2018-06-18 15:26:07,312 INFO ]: TraceAbstraction took 68169.47 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.9 MB in the beginning and 872.0 MB in the end (delta: -670.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:26:07,320 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 309.3 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 144.37 ms. Allocated memory is still 309.3 MB. Free memory was 240.9 MB in the beginning and 236.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.40 ms. Allocated memory is still 309.3 MB. Free memory was 236.0 MB in the beginning and 234.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 425.31 ms. Allocated memory is still 309.3 MB. Free memory was 234.0 MB in the beginning and 202.9 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68169.47 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.9 MB in the beginning and 872.0 MB in the end (delta: -670.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 32 quantified variables from 39 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.0s 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, 0.6s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 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/FIREFLY_all_e1_1207_e1_1201.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-26-07-342.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e1_1207_e1_1201.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-26-07-342.csv Completed graceful shutdown