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_10_e3_144_e5_2046.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 14:08:46,042 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 14:08:46,045 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 14:08:46,059 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 14:08:46,060 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 14:08:46,062 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 14:08:46,063 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 14:08:46,066 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 14:08:46,067 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 14:08:46,070 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 14:08:46,071 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 14:08:46,071 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 14:08:46,074 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 14:08:46,075 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 14:08:46,075 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 14:08:46,078 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 14:08:46,080 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 14:08:46,089 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 14:08:46,091 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 14:08:46,093 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 14:08:46,094 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 14:08:46,096 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 14:08:46,097 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 14:08:46,097 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 14:08:46,098 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 14:08:46,099 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 14:08:46,100 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 14:08:46,101 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 14:08:46,102 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 14:08:46,102 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 14:08:46,103 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 14:08:46,104 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 14:08:46,104 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 14:08:46,105 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 14:08:46,105 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 14:08:46,106 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 14:08:46,120 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 14:08:46,120 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 14:08:46,120 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 14:08:46,121 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 14:08:46,122 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 14:08:46,122 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 14:08:46,123 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 14:08:46,123 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 14:08:46,123 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 14:08:46,123 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 14:08:46,123 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 14:08:46,124 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 14:08:46,124 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 14:08:46,124 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 14:08:46,124 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 14:08:46,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 14:08:46,124 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 14:08:46,126 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 14:08:46,126 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 14:08:46,177 INFO ]: Repository-Root is: /tmp [2018-06-18 14:08:46,198 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 14:08:46,202 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 14:08:46,204 INFO ]: Initializing SmtParser... [2018-06-18 14:08:46,204 INFO ]: SmtParser initialized [2018-06-18 14:08:46,205 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_10_e3_144_e5_2046.smt2 [2018-06-18 14:08:46,206 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 14:08:46,323 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_10_e3_144_e5_2046.smt2 unknown [2018-06-18 14:08:47,018 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_10_e3_144_e5_2046.smt2 [2018-06-18 14:08:47,023 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 14:08:47,028 INFO ]: Walking toolchain with 4 elements. [2018-06-18 14:08:47,028 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 14:08:47,028 INFO ]: Initializing ChcToBoogie... [2018-06-18 14:08:47,029 INFO ]: ChcToBoogie initialized [2018-06-18 14:08:47,036 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 02:08:47" (1/1) ... [2018-06-18 14:08:47,201 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:08:47 Unit [2018-06-18 14:08:47,201 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 14:08:47,203 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 14:08:47,203 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 14:08:47,203 INFO ]: Boogie Preprocessor initialized [2018-06-18 14:08:47,227 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:08:47" (1/1) ... [2018-06-18 14:08:47,228 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:08:47" (1/1) ... [2018-06-18 14:08:47,255 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:08:47" (1/1) ... [2018-06-18 14:08:47,255 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:08:47" (1/1) ... [2018-06-18 14:08:47,268 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:08:47" (1/1) ... [2018-06-18 14:08:47,270 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:08:47" (1/1) ... [2018-06-18 14:08:47,275 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:08:47" (1/1) ... [2018-06-18 14:08:47,281 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 14:08:47,282 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 14:08:47,282 INFO ]: Initializing RCFGBuilder... [2018-06-18 14:08:47,282 INFO ]: RCFGBuilder initialized [2018-06-18 14:08:47,286 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:08:47" (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 14:08:47,320 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 14:08:47,320 INFO ]: Found specification of procedure False [2018-06-18 14:08:47,320 INFO ]: Found implementation of procedure False [2018-06-18 14:08:47,320 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 14:08:47,320 INFO ]: Found specification of procedure state [2018-06-18 14:08:47,320 INFO ]: Found implementation of procedure state [2018-06-18 14:08:47,320 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 14:08:47,320 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 14:08:47,320 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 14:08:47,946 INFO ]: Using library mode [2018-06-18 14:08:47,947 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 02:08:47 BoogieIcfgContainer [2018-06-18 14:08:47,947 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 14:08:47,948 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 14:08:47,949 INFO ]: Initializing TraceAbstraction... [2018-06-18 14:08:47,955 INFO ]: TraceAbstraction initialized [2018-06-18 14:08:47,955 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 02:08:47" (1/3) ... [2018-06-18 14:08:47,956 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7285696b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 02:08:47, skipping insertion in model container [2018-06-18 14:08:47,956 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:08:47" (2/3) ... [2018-06-18 14:08:47,956 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7285696b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 02:08:47, skipping insertion in model container [2018-06-18 14:08:47,956 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 02:08:47" (3/3) ... [2018-06-18 14:08:47,959 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 14:08:47,970 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 14:08:47,981 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 14:08:48,043 INFO ]: Using default assertion order modulation [2018-06-18 14:08:48,044 INFO ]: Interprodecural is true [2018-06-18 14:08:48,044 INFO ]: Hoare is false [2018-06-18 14:08:48,044 INFO ]: Compute interpolants for FPandBP [2018-06-18 14:08:48,044 INFO ]: Backedges is TWOTRACK [2018-06-18 14:08:48,044 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 14:08:48,044 INFO ]: Difference is false [2018-06-18 14:08:48,044 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 14:08:48,044 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 14:08:48,068 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 14:08:48,088 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 14:08:48,088 INFO ]: Found error trace [2018-06-18 14:08:48,089 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 14:08:48,089 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 14:08:48,096 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 14:08:48,099 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 14:08:48,100 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 14:08:48,162 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:08:48,162 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:08:48,162 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:08:48,275 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:08:48,289 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 14:08:48,576 WARN ]: Spent 119.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 1 [2018-06-18 14:08:48,580 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 14:08:48,583 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 14:08:48,583 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 14:08:48,585 INFO ]: Interpolant automaton has 4 states [2018-06-18 14:08:48,602 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 14:08:48,602 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 14:08:48,605 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 14:08:48,768 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 14:08:48,768 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 14:08:48,770 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 14:08:48,771 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 14:08:48,772 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 14:08:48,787 INFO ]: With dead ends: 13 [2018-06-18 14:08:48,787 INFO ]: Without dead ends: 13 [2018-06-18 14:08:48,792 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 14:08:48,815 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 14:08:48,872 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 14:08:48,873 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 14:08:48,879 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 14:08:48,880 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 14:08:48,880 INFO ]: Finished accepts. word is rejected. [2018-06-18 14:08:48,881 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 14:08:48,881 INFO ]: Interpolant automaton has 4 states. [2018-06-18 14:08:48,881 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 14:08:48,883 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 14:08:48,883 INFO ]: Found error trace [2018-06-18 14:08:48,883 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 14:08:48,883 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 14:08:48,883 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 14:08:48,883 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 14:08:48,883 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 14:08:48,884 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:08:48,884 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:08:48,884 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:08:49,057 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:08:49,058 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 14:08:51,730 WARN ]: Spent 2.20 s on a formula simplification. DAG size of input: 141 DAG size of output: 104 [2018-06-18 14:08:52,124 WARN ]: Spent 210.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 1 [2018-06-18 14:08:52,127 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 14:08:52,128 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 14:08:52,128 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) [2018-06-18 14:08:52,143 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 14:08:52,329 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:08:52,350 INFO ]: Computing forward predicates... [2018-06-18 14:09:09,437 WARN ]: expecting exponential blowup for input size 17 [2018-06-18 14:09:15,257 WARN ]: Simplifying disjunction of 186624 conjuctions. This might take some time... Received shutdown request... [2018-06-18 14:09:52,577 INFO ]: Timeout while computing interpolants [2018-06-18 14:09:52,778 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 14:09:52,778 WARN ]: Verification canceled [2018-06-18 14:09:52,782 WARN ]: Timeout [2018-06-18 14:09:52,783 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 02:09:52 BoogieIcfgContainer [2018-06-18 14:09:52,783 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 14:09:52,784 INFO ]: Toolchain (without parser) took 65760.12 ms. Allocated memory was 308.8 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 233.4 MB in the beginning and 329.5 MB in the end (delta: -96.1 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-18 14:09:52,784 INFO ]: SmtParser took 0.10 ms. Allocated memory is still 308.8 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 14:09:52,785 INFO ]: ChcToBoogie took 172.98 ms. Allocated memory is still 308.8 MB. Free memory was 232.4 MB in the beginning and 225.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 3.6 GB. [2018-06-18 14:09:52,785 INFO ]: Boogie Preprocessor took 78.23 ms. Allocated memory is still 308.8 MB. Free memory was 225.4 MB in the beginning and 223.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 14:09:52,786 INFO ]: RCFGBuilder took 664.78 ms. Allocated memory was 308.8 MB in the beginning and 326.1 MB in the end (delta: 17.3 MB). Free memory was 223.4 MB in the beginning and 286.6 MB in the end (delta: -63.1 MB). Peak memory consumption was 41.3 MB. Max. memory is 3.6 GB. [2018-06-18 14:09:52,786 INFO ]: TraceAbstraction took 64834.30 ms. Allocated memory was 326.1 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 286.6 MB in the beginning and 329.5 MB in the end (delta: -42.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-18 14:09:52,789 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.10 ms. Allocated memory is still 308.8 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 172.98 ms. Allocated memory is still 308.8 MB. Free memory was 232.4 MB in the beginning and 225.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 78.23 ms. Allocated memory is still 308.8 MB. Free memory was 225.4 MB in the beginning and 223.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 664.78 ms. Allocated memory was 308.8 MB in the beginning and 326.1 MB in the end (delta: 17.3 MB). Free memory was 223.4 MB in the beginning and 286.6 MB in the end (delta: -63.1 MB). Peak memory consumption was 41.3 MB. Max. memory is 3.6 GB. * TraceAbstraction took 64834.30 ms. Allocated memory was 326.1 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 286.6 MB in the beginning and 329.5 MB in the end (delta: -42.9 MB). Peak memory consumption was 1.4 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 XNF transformer was simplifying 186624 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 64.7s 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, 0.1s 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 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_10_e3_144_e5_2046.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_14-09-52-808.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_10_e3_144_e5_2046.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_14-09-52-808.csv Completed graceful shutdown