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_1259_e1_5798.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:28:04,387 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:28:04,391 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:28:04,407 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:28:04,407 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:28:04,410 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:28:04,411 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:28:04,412 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:28:04,413 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:28:04,413 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:28:04,414 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:28:04,414 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:28:04,414 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:28:04,415 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:28:04,416 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:28:04,417 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:28:04,418 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:28:04,420 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:28:04,422 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:28:04,423 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:28:04,424 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:28:04,427 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:28:04,427 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:28:04,427 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:28:04,428 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:28:04,429 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:28:04,430 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:28:04,430 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:28:04,431 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:28:04,432 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:28:04,432 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:28:04,433 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:28:04,433 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:28:04,434 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:28:04,435 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:28:04,435 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 16:28:04,457 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:28:04,458 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:28:04,458 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:28:04,458 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:28:04,459 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:28:04,459 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:28:04,460 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:28:04,460 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:28:04,460 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:28:04,460 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:28:04,460 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:28:04,461 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:28:04,463 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:28:04,463 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:28:04,463 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:28:04,463 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:28:04,463 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:28:04,464 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:28:04,464 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:28:04,466 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:28:04,466 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:28:04,515 INFO ]: Repository-Root is: /tmp [2018-06-22 16:28:04,533 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:28:04,537 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:28:04,539 INFO ]: Initializing SmtParser... [2018-06-22 16:28:04,539 INFO ]: SmtParser initialized [2018-06-22 16:28:04,539 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e3_1259_e1_5798.smt2 [2018-06-22 16:28:04,541 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 16:28:04,641 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e3_1259_e1_5798.smt2 unknown [2018-06-22 16:28:05,237 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e3_1259_e1_5798.smt2 [2018-06-22 16:28:05,242 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:28:05,249 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:28:05,250 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:28:05,250 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:28:05,250 INFO ]: ChcToBoogie initialized [2018-06-22 16:28:05,253 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:28:05" (1/1) ... [2018-06-22 16:28:05,332 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:05 Unit [2018-06-22 16:28:05,332 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:28:05,333 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:28:05,333 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:28:05,333 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:28:05,355 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:05" (1/1) ... [2018-06-22 16:28:05,355 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:05" (1/1) ... [2018-06-22 16:28:05,383 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:05" (1/1) ... [2018-06-22 16:28:05,383 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:05" (1/1) ... [2018-06-22 16:28:05,399 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:05" (1/1) ... [2018-06-22 16:28:05,400 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:05" (1/1) ... [2018-06-22 16:28:05,404 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:05" (1/1) ... [2018-06-22 16:28:05,409 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:28:05,409 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:28:05,409 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:28:05,410 INFO ]: RCFGBuilder initialized [2018-06-22 16:28:05,410 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:05" (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 16:28:05,420 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:28:05,420 INFO ]: Found specification of procedure False [2018-06-22 16:28:05,420 INFO ]: Found implementation of procedure False [2018-06-22 16:28:05,420 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:28:05,420 INFO ]: Found specification of procedure state [2018-06-22 16:28:05,420 INFO ]: Found implementation of procedure state [2018-06-22 16:28:05,421 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:28:05,421 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:28:05,421 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 16:28:05,965 INFO ]: Using library mode [2018-06-22 16:28:05,967 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:28:05 BoogieIcfgContainer [2018-06-22 16:28:05,967 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:28:05,968 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:28:05,968 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:28:05,977 INFO ]: TraceAbstraction initialized [2018-06-22 16:28:05,977 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:28:05" (1/3) ... [2018-06-22 16:28:05,978 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62cdaa3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:28:05, skipping insertion in model container [2018-06-22 16:28:05,978 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:28:05" (2/3) ... [2018-06-22 16:28:05,978 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62cdaa3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:28:05, skipping insertion in model container [2018-06-22 16:28:05,978 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:28:05" (3/3) ... [2018-06-22 16:28:05,981 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:28:05,991 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:28:06,000 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:28:06,060 INFO ]: Using default assertion order modulation [2018-06-22 16:28:06,060 INFO ]: Interprodecural is true [2018-06-22 16:28:06,060 INFO ]: Hoare is false [2018-06-22 16:28:06,060 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:28:06,060 INFO ]: Backedges is TWOTRACK [2018-06-22 16:28:06,061 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:28:06,061 INFO ]: Difference is false [2018-06-22 16:28:06,061 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:28:06,061 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:28:06,078 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:28:06,091 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:28:06,091 INFO ]: Found error trace [2018-06-22 16:28:06,092 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:28:06,092 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:28:06,098 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 16:28:06,100 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:28:06,100 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:28:06,150 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:28:06,150 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:28:06,150 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:28:06,298 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:28:06,588 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:28:06,590 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:28:06,590 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:28:06,591 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:28:06,603 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:28:06,603 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:28:06,606 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:28:06,759 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:28:06,759 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:28:06,760 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:28:06,761 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:28:06,762 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:28:06,773 INFO ]: With dead ends: 13 [2018-06-22 16:28:06,773 INFO ]: Without dead ends: 13 [2018-06-22 16:28:06,774 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 [2018-06-22 16:28:06,787 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:28:06,823 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:28:06,824 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:28:06,825 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:28:06,827 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:28:06,827 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:28:06,827 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:28:06,827 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:28:06,827 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:28:06,828 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:28:06,829 INFO ]: Found error trace [2018-06-22 16:28:06,829 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:28:06,829 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:28:06,829 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 16:28:06,830 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:28:06,830 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:28:06,830 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:28:06,831 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:28:06,831 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:28:06,974 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:28:08,730 WARN ]: Spent 1.36 s on a formula simplification. DAG size of input: 155 DAG size of output: 82 [2018-06-22 16:28:08,819 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:28:08,819 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:28:08,819 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 16:28:08,826 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:28:09,026 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:28:09,043 INFO ]: Computing forward predicates... [2018-06-22 16:28:09,214 WARN ]: expecting exponential blowup for input size 33 Received shutdown request... [2018-06-22 16:28:55,686 INFO ]: Timeout while computing interpolants [2018-06-22 16:28:55,887 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:28:55,887 WARN ]: Verification canceled [2018-06-22 16:28:55,890 WARN ]: Timeout [2018-06-22 16:28:55,890 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:28:55 BoogieIcfgContainer [2018-06-22 16:28:55,890 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:28:55,891 INFO ]: Toolchain (without parser) took 50648.89 ms. Allocated memory was 308.8 MB in the beginning and 3.5 GB in the end (delta: 3.2 GB). Free memory was 230.3 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 16:28:55,891 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 308.8 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:28:55,892 INFO ]: ChcToBoogie took 82.79 ms. Allocated memory is still 308.8 MB. Free memory was 230.3 MB in the beginning and 226.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:28:55,892 INFO ]: Boogie Preprocessor took 76.11 ms. Allocated memory is still 308.8 MB. Free memory was 226.3 MB in the beginning and 224.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:28:55,897 INFO ]: RCFGBuilder took 557.50 ms. Allocated memory was 308.8 MB in the beginning and 325.6 MB in the end (delta: 16.8 MB). Free memory was 224.3 MB in the beginning and 285.8 MB in the end (delta: -61.5 MB). Peak memory consumption was 42.1 MB. Max. memory is 3.6 GB. [2018-06-22 16:28:55,898 INFO ]: TraceAbstraction took 49921.82 ms. Allocated memory was 325.6 MB in the beginning and 3.5 GB in the end (delta: 3.2 GB). Free memory was 285.8 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 16:28:55,900 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 308.8 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 82.79 ms. Allocated memory is still 308.8 MB. Free memory was 230.3 MB in the beginning and 226.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 76.11 ms. Allocated memory is still 308.8 MB. Free memory was 226.3 MB in the beginning and 224.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 557.50 ms. Allocated memory was 308.8 MB in the beginning and 325.6 MB in the end (delta: 16.8 MB). Free memory was 224.3 MB in the beginning and 285.8 MB in the end (delta: -61.5 MB). Peak memory consumption was 42.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 49921.82 ms. Allocated memory was 325.6 MB in the beginning and 3.5 GB in the end (delta: 3.2 GB). Free memory was 285.8 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.4 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 transforming 33 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 49.8s 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, 0.1s 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, 0.1s SatisfiabilityAnalysisTime, 0.2s 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_1259_e1_5798.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-28-55-916.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_14_e3_1259_e1_5798.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-28-55-916.csv Completed graceful shutdown