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_3_e1_4783_e1_3755.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:38:14,677 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:38:14,679 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:38:14,693 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:38:14,693 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:38:14,694 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:38:14,697 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:38:14,702 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:38:14,704 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:38:14,710 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:38:14,711 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:38:14,711 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:38:14,712 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:38:14,713 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:38:14,713 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:38:14,714 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:38:14,719 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:38:14,721 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:38:14,724 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:38:14,725 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:38:14,726 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:38:14,730 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:38:14,730 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:38:14,730 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:38:14,731 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:38:14,732 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:38:14,735 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:38:14,735 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:38:14,736 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:38:14,737 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:38:14,737 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:38:14,738 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:38:14,738 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:38:14,739 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:38:14,744 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:38:14,744 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 16:38:14,767 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:38:14,767 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:38:14,768 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:38:14,768 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:38:14,769 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:38:14,769 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:38:14,769 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:38:14,769 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:38:14,770 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:38:14,770 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:38:14,770 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:38:14,770 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:38:14,770 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:38:14,770 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:38:14,771 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:38:14,771 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:38:14,771 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:38:14,772 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:38:14,772 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:38:14,773 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:38:14,773 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:38:14,810 INFO ]: Repository-Root is: /tmp [2018-06-22 16:38:14,824 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:38:14,827 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:38:14,829 INFO ]: Initializing SmtParser... [2018-06-22 16:38:14,829 INFO ]: SmtParser initialized [2018-06-22 16:38:14,830 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e1_4783_e1_3755.smt2 [2018-06-22 16:38:14,831 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 16:38:14,919 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e1_4783_e1_3755.smt2 unknown [2018-06-22 16:38:15,577 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e1_4783_e1_3755.smt2 [2018-06-22 16:38:15,581 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:38:15,587 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:38:15,588 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:38:15,588 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:38:15,588 INFO ]: ChcToBoogie initialized [2018-06-22 16:38:15,591 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,680 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15 Unit [2018-06-22 16:38:15,680 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:38:15,681 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:38:15,681 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:38:15,681 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:38:15,702 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,702 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,714 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,714 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,733 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,734 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,739 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,744 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:38:15,745 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:38:15,745 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:38:15,745 INFO ]: RCFGBuilder initialized [2018-06-22 16:38:15,746 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (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 16:38:15,762 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:38:15,762 INFO ]: Found specification of procedure False [2018-06-22 16:38:15,762 INFO ]: Found implementation of procedure False [2018-06-22 16:38:15,762 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:38:15,762 INFO ]: Found specification of procedure state [2018-06-22 16:38:15,762 INFO ]: Found implementation of procedure state [2018-06-22 16:38:15,762 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:38:15,762 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:38:15,762 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 16:38:16,200 INFO ]: Using library mode [2018-06-22 16:38:16,201 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:38:16 BoogieIcfgContainer [2018-06-22 16:38:16,201 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:38:16,202 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:38:16,202 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:38:16,205 INFO ]: TraceAbstraction initialized [2018-06-22 16:38:16,206 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:38:15" (1/3) ... [2018-06-22 16:38:16,208 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37fd5793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:38:16, skipping insertion in model container [2018-06-22 16:38:16,208 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (2/3) ... [2018-06-22 16:38:16,208 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37fd5793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:38:16, skipping insertion in model container [2018-06-22 16:38:16,208 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:38:16" (3/3) ... [2018-06-22 16:38:16,210 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:38:16,220 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:38:16,231 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:38:16,278 INFO ]: Using default assertion order modulation [2018-06-22 16:38:16,278 INFO ]: Interprodecural is true [2018-06-22 16:38:16,278 INFO ]: Hoare is false [2018-06-22 16:38:16,279 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:38:16,279 INFO ]: Backedges is TWOTRACK [2018-06-22 16:38:16,279 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:38:16,279 INFO ]: Difference is false [2018-06-22 16:38:16,279 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:38:16,279 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:38:16,295 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:38:16,309 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:38:16,309 INFO ]: Found error trace [2018-06-22 16:38:16,310 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:38:16,310 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:38:16,316 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 16:38:16,318 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:38:16,319 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:38:16,361 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:38:16,361 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:38:16,361 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:38:16,481 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:38:17,038 WARN ]: Spent 302.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 16 [2018-06-22 16:38:17,041 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:38:17,044 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:38:17,044 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:38:17,046 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:38:17,061 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:38:17,062 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:38:17,064 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:38:17,204 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:38:17,204 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:38:17,205 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:38:17,207 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:38:17,207 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:38:17,221 INFO ]: With dead ends: 13 [2018-06-22 16:38:17,221 INFO ]: Without dead ends: 13 [2018-06-22 16:38:17,226 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:38:17,245 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:38:17,284 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:38:17,285 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:38:17,286 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:38:17,288 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:38:17,288 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:38:17,288 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:38:17,288 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:38:17,288 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:38:17,289 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:38:17,289 INFO ]: Found error trace [2018-06-22 16:38:17,289 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:38:17,289 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:38:17,290 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 16:38:17,290 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:38:17,290 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:38:17,290 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:38:17,290 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:38:17,290 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:38:17,625 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:38:23,349 WARN ]: Spent 5.01 s on a formula simplification. DAG size of input: 543 DAG size of output: 335 [2018-06-22 16:38:23,875 WARN ]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 4 [2018-06-22 16:38:23,880 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:38:23,880 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:38:23,880 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 16:38:23,898 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:38:24,065 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:38:24,090 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 16:39:24,389 INFO ]: Timeout while computing interpolants [2018-06-22 16:39:24,590 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:39:24,590 WARN ]: Verification canceled [2018-06-22 16:39:24,595 WARN ]: Timeout [2018-06-22 16:39:24,595 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:39:24 BoogieIcfgContainer [2018-06-22 16:39:24,596 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:39:24,596 INFO ]: Toolchain (without parser) took 69014.73 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 225.7 MB in the beginning and 1.1 GB in the end (delta: -835.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:39:24,597 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.0 MB. Free memory is still 267.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:39:24,597 INFO ]: ChcToBoogie took 92.87 ms. Allocated memory is still 303.0 MB. Free memory was 225.7 MB in the beginning and 220.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:39:24,599 INFO ]: Boogie Preprocessor took 63.56 ms. Allocated memory is still 303.0 MB. Free memory was 220.7 MB in the beginning and 218.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:39:24,599 INFO ]: RCFGBuilder took 456.08 ms. Allocated memory was 303.0 MB in the beginning and 323.0 MB in the end (delta: 19.9 MB). Free memory was 218.7 MB in the beginning and 285.3 MB in the end (delta: -66.6 MB). Peak memory consumption was 42.3 MB. Max. memory is 3.6 GB. [2018-06-22 16:39:24,600 INFO ]: TraceAbstraction took 68393.17 ms. Allocated memory was 323.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 283.0 MB in the beginning and 1.1 GB in the end (delta: -777.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:39:24,606 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 303.0 MB. Free memory is still 267.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 92.87 ms. Allocated memory is still 303.0 MB. Free memory was 225.7 MB in the beginning and 220.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 63.56 ms. Allocated memory is still 303.0 MB. Free memory was 220.7 MB in the beginning and 218.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 456.08 ms. Allocated memory was 303.0 MB in the beginning and 323.0 MB in the end (delta: 19.9 MB). Free memory was 218.7 MB in the beginning and 285.3 MB in the end (delta: -66.6 MB). Peak memory consumption was 42.3 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68393.17 ms. Allocated memory was 323.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 283.0 MB in the beginning and 1.1 GB in the end (delta: -777.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 61 quantified variables from 74 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 376 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_3_e1_4783_e1_3755.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-39-24-615.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_3_e1_4783_e1_3755.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-39-24-615.csv Completed graceful shutdown