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_e7_3162_e7_3528.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:30:14,585 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:30:14,587 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:30:14,598 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:30:14,599 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:30:14,600 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:30:14,601 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:30:14,604 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:30:14,606 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:30:14,607 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:30:14,608 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:30:14,609 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:30:14,609 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:30:14,610 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:30:14,615 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:30:14,615 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:30:14,617 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:30:14,630 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:30:14,631 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:30:14,632 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:30:14,633 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:30:14,635 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:30:14,635 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:30:14,636 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:30:14,636 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:30:14,637 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:30:14,641 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:30:14,642 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:30:14,643 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:30:14,643 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:30:14,643 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:30:14,644 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:30:14,644 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:30:14,649 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:30:14,650 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:30:14,650 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 16:30:14,668 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:30:14,668 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:30:14,668 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:30:14,669 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:30:14,669 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:30:14,670 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:30:14,670 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:30:14,670 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:30:14,670 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:30:14,670 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:30:14,671 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:30:14,671 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:30:14,671 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:30:14,671 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:30:14,671 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:30:14,672 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:30:14,672 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:30:14,672 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:30:14,672 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:30:14,677 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:30:14,677 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:30:14,734 INFO ]: Repository-Root is: /tmp [2018-06-22 16:30:14,745 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:30:14,749 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:30:14,751 INFO ]: Initializing SmtParser... [2018-06-22 16:30:14,753 INFO ]: SmtParser initialized [2018-06-22 16:30:14,754 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162_e7_3528.smt2 [2018-06-22 16:30:14,756 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 16:30:14,845 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162_e7_3528.smt2 unknown [2018-06-22 16:30:15,554 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162_e7_3528.smt2 [2018-06-22 16:30:15,558 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:30:15,572 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:30:15,573 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:30:15,573 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:30:15,573 INFO ]: ChcToBoogie initialized [2018-06-22 16:30:15,584 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:30:15" (1/1) ... [2018-06-22 16:30:15,665 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:30:15 Unit [2018-06-22 16:30:15,665 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:30:15,666 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:30:15,666 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:30:15,666 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:30:15,686 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:30:15" (1/1) ... [2018-06-22 16:30:15,686 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:30:15" (1/1) ... [2018-06-22 16:30:15,699 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:30:15" (1/1) ... [2018-06-22 16:30:15,699 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:30:15" (1/1) ... [2018-06-22 16:30:15,711 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:30:15" (1/1) ... [2018-06-22 16:30:15,712 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:30:15" (1/1) ... [2018-06-22 16:30:15,716 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:30:15" (1/1) ... [2018-06-22 16:30:15,722 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:30:15,723 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:30:15,723 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:30:15,723 INFO ]: RCFGBuilder initialized [2018-06-22 16:30:15,724 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:30:15" (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 16:30:15,735 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:30:15,736 INFO ]: Found specification of procedure False [2018-06-22 16:30:15,736 INFO ]: Found implementation of procedure False [2018-06-22 16:30:15,736 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:30:15,736 INFO ]: Found specification of procedure state [2018-06-22 16:30:15,736 INFO ]: Found implementation of procedure state [2018-06-22 16:30:15,736 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:30:15,736 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:30:15,736 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 16:30:16,143 INFO ]: Using library mode [2018-06-22 16:30:16,144 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:30:16 BoogieIcfgContainer [2018-06-22 16:30:16,145 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:30:16,146 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:30:16,146 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:30:16,152 INFO ]: TraceAbstraction initialized [2018-06-22 16:30:16,152 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:30:15" (1/3) ... [2018-06-22 16:30:16,153 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88860fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:30:16, skipping insertion in model container [2018-06-22 16:30:16,153 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:30:15" (2/3) ... [2018-06-22 16:30:16,153 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88860fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:30:16, skipping insertion in model container [2018-06-22 16:30:16,153 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:30:16" (3/3) ... [2018-06-22 16:30:16,156 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:30:16,165 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:30:16,176 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:30:16,225 INFO ]: Using default assertion order modulation [2018-06-22 16:30:16,226 INFO ]: Interprodecural is true [2018-06-22 16:30:16,226 INFO ]: Hoare is false [2018-06-22 16:30:16,226 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:30:16,226 INFO ]: Backedges is TWOTRACK [2018-06-22 16:30:16,226 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:30:16,226 INFO ]: Difference is false [2018-06-22 16:30:16,226 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:30:16,226 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:30:16,243 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:30:16,257 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:30:16,257 INFO ]: Found error trace [2018-06-22 16:30:16,259 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:30:16,259 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:30:16,265 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 16:30:16,267 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:30:16,268 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:30:16,316 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:30:16,316 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:30:16,316 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:30:16,455 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:30:16,821 WARN ]: Spent 107.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 7 [2018-06-22 16:30:16,823 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:30:16,824 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:30:16,824 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:30:16,825 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:30:16,836 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:30:16,836 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:30:16,838 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:30:16,985 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:30:16,985 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:30:16,986 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:30:16,987 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:30:16,988 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:30:16,998 INFO ]: With dead ends: 13 [2018-06-22 16:30:16,998 INFO ]: Without dead ends: 13 [2018-06-22 16:30:16,999 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:30:17,017 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:30:17,055 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:30:17,056 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:30:17,057 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:30:17,058 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:30:17,059 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:30:17,059 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:30:17,059 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:30:17,059 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:30:17,060 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:30:17,060 INFO ]: Found error trace [2018-06-22 16:30:17,060 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:30:17,060 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:30:17,060 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 16:30:17,060 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:30:17,060 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:30:17,062 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:30:17,062 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:30:17,062 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:30:17,250 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:30:18,797 WARN ]: Spent 1.22 s on a formula simplification. DAG size of input: 139 DAG size of output: 98 [2018-06-22 16:30:18,901 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:30:18,901 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:30:18,901 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 16:30:18,938 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:30:19,107 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:30:19,125 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 16:31:26,019 INFO ]: Timeout while computing interpolants [2018-06-22 16:31:26,220 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:31:26,220 WARN ]: Verification canceled [2018-06-22 16:31:26,225 WARN ]: Timeout [2018-06-22 16:31:26,225 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:31:26 BoogieIcfgContainer [2018-06-22 16:31:26,225 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:31:26,226 INFO ]: Toolchain (without parser) took 70667.26 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 229.3 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:31:26,227 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 271.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:31:26,228 INFO ]: ChcToBoogie took 92.78 ms. Allocated memory is still 308.8 MB. Free memory was 229.3 MB in the beginning and 225.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:31:26,228 INFO ]: Boogie Preprocessor took 56.38 ms. Allocated memory is still 308.8 MB. Free memory was 225.3 MB in the beginning and 223.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:31:26,228 INFO ]: RCFGBuilder took 421.74 ms. Allocated memory was 308.8 MB in the beginning and 325.1 MB in the end (delta: 16.3 MB). Free memory was 223.3 MB in the beginning and 284.8 MB in the end (delta: -61.5 MB). Peak memory consumption was 41.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:31:26,229 INFO ]: TraceAbstraction took 70079.38 ms. Allocated memory was 325.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 284.8 MB in the beginning and 1.2 GB in the end (delta: -948.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-22 16:31:26,242 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 308.8 MB. Free memory is still 271.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 92.78 ms. Allocated memory is still 308.8 MB. Free memory was 229.3 MB in the beginning and 225.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.38 ms. Allocated memory is still 308.8 MB. Free memory was 225.3 MB in the beginning and 223.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 421.74 ms. Allocated memory was 308.8 MB in the beginning and 325.1 MB in the end (delta: 16.3 MB). Free memory was 223.3 MB in the beginning and 284.8 MB in the end (delta: -61.5 MB). Peak memory consumption was 41.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70079.38 ms. Allocated memory was 325.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 284.8 MB in the beginning and 1.2 GB in the end (delta: -948.8 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 XnfDer was eliminating 21 quantified variables from 25 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.0s 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, 0.2s 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, 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_e7_3162_e7_3528.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-31-26-261.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_14_e7_3162_e7_3528.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-31-26-261.csv Completed graceful shutdown