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_11_e1_2450_e3_2330.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:16:31,647 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:16:31,649 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:16:31,662 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:16:31,662 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:16:31,664 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:16:31,665 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:16:31,669 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:16:31,671 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:16:31,671 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:16:31,673 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:16:31,673 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:16:31,674 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:16:31,675 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:16:31,676 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:16:31,679 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:16:31,681 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:16:31,683 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:16:31,695 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:16:31,696 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:16:31,697 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:16:31,699 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:16:31,699 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:16:31,700 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:16:31,700 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:16:31,701 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:16:31,702 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:16:31,702 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:16:31,709 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:16:31,709 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:16:31,710 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:16:31,710 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:16:31,710 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:16:31,711 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:16:31,712 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:16:31,712 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 16:16:31,725 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:16:31,725 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:16:31,725 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:16:31,725 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:16:31,726 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:16:31,726 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:16:31,727 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:16:31,727 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:16:31,727 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:16:31,727 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:16:31,727 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:16:31,728 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:16:31,728 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:16:31,728 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:16:31,728 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:16:31,728 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:16:31,729 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:16:31,729 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:16:31,729 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:16:31,731 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:16:31,731 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:16:31,780 INFO ]: Repository-Root is: /tmp [2018-06-22 16:16:31,798 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:16:31,804 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:16:31,807 INFO ]: Initializing SmtParser... [2018-06-22 16:16:31,807 INFO ]: SmtParser initialized [2018-06-22 16:16:31,808 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_11_e1_2450_e3_2330.smt2 [2018-06-22 16:16:31,809 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 16:16:31,903 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_11_e1_2450_e3_2330.smt2 unknown [2018-06-22 16:16:32,540 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_11_e1_2450_e3_2330.smt2 [2018-06-22 16:16:32,545 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:16:32,551 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:16:32,552 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:16:32,552 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:16:32,552 INFO ]: ChcToBoogie initialized [2018-06-22 16:16:32,555 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:16:32" (1/1) ... [2018-06-22 16:16:32,627 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:32 Unit [2018-06-22 16:16:32,627 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:16:32,628 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:16:32,628 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:16:32,628 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:16:32,652 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:32" (1/1) ... [2018-06-22 16:16:32,652 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:32" (1/1) ... [2018-06-22 16:16:32,672 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:32" (1/1) ... [2018-06-22 16:16:32,673 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:32" (1/1) ... [2018-06-22 16:16:32,686 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:32" (1/1) ... [2018-06-22 16:16:32,687 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:32" (1/1) ... [2018-06-22 16:16:32,692 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:32" (1/1) ... [2018-06-22 16:16:32,698 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:16:32,698 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:16:32,698 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:16:32,699 INFO ]: RCFGBuilder initialized [2018-06-22 16:16:32,700 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:32" (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 16:16:32,723 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:16:32,723 INFO ]: Found specification of procedure False [2018-06-22 16:16:32,724 INFO ]: Found implementation of procedure False [2018-06-22 16:16:32,724 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:16:32,724 INFO ]: Found specification of procedure state [2018-06-22 16:16:32,724 INFO ]: Found implementation of procedure state [2018-06-22 16:16:32,724 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:16:32,724 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:16:32,724 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 16:16:33,252 INFO ]: Using library mode [2018-06-22 16:16:33,252 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:16:33 BoogieIcfgContainer [2018-06-22 16:16:33,252 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:16:33,254 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:16:33,254 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:16:33,257 INFO ]: TraceAbstraction initialized [2018-06-22 16:16:33,257 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:16:32" (1/3) ... [2018-06-22 16:16:33,258 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e730079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:16:33, skipping insertion in model container [2018-06-22 16:16:33,258 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:32" (2/3) ... [2018-06-22 16:16:33,259 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e730079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:16:33, skipping insertion in model container [2018-06-22 16:16:33,259 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:16:33" (3/3) ... [2018-06-22 16:16:33,260 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:16:33,270 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:16:33,280 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:16:33,330 INFO ]: Using default assertion order modulation [2018-06-22 16:16:33,330 INFO ]: Interprodecural is true [2018-06-22 16:16:33,330 INFO ]: Hoare is false [2018-06-22 16:16:33,330 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:16:33,330 INFO ]: Backedges is TWOTRACK [2018-06-22 16:16:33,330 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:16:33,330 INFO ]: Difference is false [2018-06-22 16:16:33,330 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:16:33,330 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:16:33,348 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:16:33,365 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:16:33,365 INFO ]: Found error trace [2018-06-22 16:16:33,366 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:16:33,366 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:16:33,373 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 16:16:33,375 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:16:33,375 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:16:33,423 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:16:33,423 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:16:33,423 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:16:33,567 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:16:33,873 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:16:33,876 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:16:33,876 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:16:33,878 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:16:33,889 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:16:33,890 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:16:33,892 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:16:34,053 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:16:34,054 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:16:34,055 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:16:34,056 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:16:34,056 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:16:34,072 INFO ]: With dead ends: 13 [2018-06-22 16:16:34,072 INFO ]: Without dead ends: 13 [2018-06-22 16:16:34,073 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 16:16:34,093 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:16:34,119 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:16:34,121 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:16:34,121 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:16:34,123 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:16:34,123 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:16:34,123 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:16:34,123 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:16:34,123 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:16:34,124 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:16:34,124 INFO ]: Found error trace [2018-06-22 16:16:34,124 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:16:34,125 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:16:34,125 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 16:16:34,125 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:16:34,125 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:16:34,126 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:16:34,126 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:16:34,126 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:16:34,269 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:16:35,518 WARN ]: Spent 871.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 77 [2018-06-22 16:16:35,731 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:16:35,731 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:16:35,731 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 16:16:35,739 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:16:35,904 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:16:35,918 INFO ]: Computing forward predicates... [2018-06-22 16:16:36,404 WARN ]: expecting exponential blowup for input size 19 [2018-06-22 16:16:41,400 WARN ]: Simplifying disjunction of 279936 conjuctions. This might take some time... Received shutdown request... [2018-06-22 16:17:50,363 INFO ]: Timeout while computing interpolants [2018-06-22 16:17:50,564 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:17:50,564 WARN ]: Verification canceled [2018-06-22 16:17:50,570 WARN ]: Timeout [2018-06-22 16:17:50,570 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:17:50 BoogieIcfgContainer [2018-06-22 16:17:50,570 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:17:50,579 INFO ]: Toolchain (without parser) took 78033.82 ms. Allocated memory was 306.2 MB in the beginning and 1.1 GB in the end (delta: 838.9 MB). Free memory was 227.6 MB in the beginning and 547.4 MB in the end (delta: -319.8 MB). Peak memory consumption was 780.4 MB. Max. memory is 3.6 GB. [2018-06-22 16:17:50,580 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:17:50,581 INFO ]: ChcToBoogie took 75.39 ms. Allocated memory is still 306.2 MB. Free memory was 227.6 MB in the beginning and 223.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:17:50,581 INFO ]: Boogie Preprocessor took 70.16 ms. Allocated memory is still 306.2 MB. Free memory was 223.7 MB in the beginning and 221.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:17:50,581 INFO ]: RCFGBuilder took 554.07 ms. Allocated memory was 306.2 MB in the beginning and 323.5 MB in the end (delta: 17.3 MB). Free memory was 221.7 MB in the beginning and 283.3 MB in the end (delta: -61.7 MB). Peak memory consumption was 42.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:17:50,592 INFO ]: TraceAbstraction took 77316.10 ms. Allocated memory was 323.5 MB in the beginning and 1.1 GB in the end (delta: 821.6 MB). Free memory was 283.3 MB in the beginning and 547.4 MB in the end (delta: -264.0 MB). Peak memory consumption was 818.8 MB. Max. memory is 3.6 GB. [2018-06-22 16:17:50,595 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 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 75.39 ms. Allocated memory is still 306.2 MB. Free memory was 227.6 MB in the beginning and 223.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 70.16 ms. Allocated memory is still 306.2 MB. Free memory was 223.7 MB in the beginning and 221.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 554.07 ms. Allocated memory was 306.2 MB in the beginning and 323.5 MB in the end (delta: 17.3 MB). Free memory was 221.7 MB in the beginning and 283.3 MB in the end (delta: -61.7 MB). Peak memory consumption was 42.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 77316.10 ms. Allocated memory was 323.5 MB in the beginning and 1.1 GB in the end (delta: 821.6 MB). Free memory was 283.3 MB in the beginning and 547.4 MB in the end (delta: -264.0 MB). Peak memory consumption was 818.8 MB. 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 279936 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 77.2s 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, 0.3s 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_11_e1_2450_e3_2330.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-17-50-633.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_11_e1_2450_e3_2330.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-17-50-633.csv Completed graceful shutdown