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.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:31:29,534 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:31:29,536 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:31:29,549 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:31:29,549 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:31:29,550 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:31:29,551 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:31:29,554 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:31:29,556 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:31:29,556 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:31:29,559 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:31:29,559 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:31:29,560 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:31:29,560 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:31:29,561 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:31:29,564 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:31:29,565 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:31:29,573 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:31:29,575 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:31:29,576 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:31:29,577 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:31:29,579 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:31:29,579 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:31:29,579 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:31:29,580 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:31:29,581 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:31:29,581 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:31:29,582 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:31:29,583 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:31:29,583 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:31:29,583 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:31:29,584 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:31:29,584 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:31:29,585 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:31:29,585 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:31:29,590 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 16:31:29,613 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:31:29,614 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:31:29,614 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:31:29,614 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:31:29,615 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:31:29,615 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:31:29,616 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:31:29,616 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:31:29,616 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:31:29,616 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:31:29,616 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:31:29,617 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:31:29,617 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:31:29,617 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:31:29,618 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:31:29,618 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:31:29,618 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:31:29,618 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:31:29,618 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:31:29,620 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:31:29,620 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:31:29,665 INFO ]: Repository-Root is: /tmp [2018-06-22 16:31:29,677 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:31:29,682 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:31:29,684 INFO ]: Initializing SmtParser... [2018-06-22 16:31:29,684 INFO ]: SmtParser initialized [2018-06-22 16:31:29,685 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162.smt2 [2018-06-22 16:31:29,686 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 16:31:29,771 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162.smt2 unknown [2018-06-22 16:31:30,447 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162.smt2 [2018-06-22 16:31:30,452 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:31:30,462 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:31:30,462 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:31:30,462 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:31:30,462 INFO ]: ChcToBoogie initialized [2018-06-22 16:31:30,466 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:31:30" (1/1) ... [2018-06-22 16:31:30,553 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:31:30 Unit [2018-06-22 16:31:30,553 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:31:30,554 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:31:30,554 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:31:30,554 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:31:30,581 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:31:30" (1/1) ... [2018-06-22 16:31:30,581 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:31:30" (1/1) ... [2018-06-22 16:31:30,596 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:31:30" (1/1) ... [2018-06-22 16:31:30,596 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:31:30" (1/1) ... [2018-06-22 16:31:30,615 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:31:30" (1/1) ... [2018-06-22 16:31:30,616 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:31:30" (1/1) ... [2018-06-22 16:31:30,629 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:31:30" (1/1) ... [2018-06-22 16:31:30,633 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:31:30,634 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:31:30,634 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:31:30,634 INFO ]: RCFGBuilder initialized [2018-06-22 16:31:30,635 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:31:30" (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 16:31:30,648 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:31:30,648 INFO ]: Found specification of procedure False [2018-06-22 16:31:30,648 INFO ]: Found implementation of procedure False [2018-06-22 16:31:30,648 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:31:30,648 INFO ]: Found specification of procedure state [2018-06-22 16:31:30,648 INFO ]: Found implementation of procedure state [2018-06-22 16:31:30,648 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:31:30,649 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:31:30,649 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 16:31:31,209 INFO ]: Using library mode [2018-06-22 16:31:31,210 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:31:31 BoogieIcfgContainer [2018-06-22 16:31:31,210 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:31:31,214 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:31:31,214 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:31:31,219 INFO ]: TraceAbstraction initialized [2018-06-22 16:31:31,219 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:31:30" (1/3) ... [2018-06-22 16:31:31,220 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 04:31:31, skipping insertion in model container [2018-06-22 16:31:31,220 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:31:30" (2/3) ... [2018-06-22 16:31:31,220 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 04:31:31, skipping insertion in model container [2018-06-22 16:31:31,220 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:31:31" (3/3) ... [2018-06-22 16:31:31,222 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:31:31,232 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:31:31,242 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:31:31,286 INFO ]: Using default assertion order modulation [2018-06-22 16:31:31,287 INFO ]: Interprodecural is true [2018-06-22 16:31:31,287 INFO ]: Hoare is false [2018-06-22 16:31:31,287 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:31:31,287 INFO ]: Backedges is TWOTRACK [2018-06-22 16:31:31,287 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:31:31,287 INFO ]: Difference is false [2018-06-22 16:31:31,287 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:31:31,287 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:31:31,303 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:31:31,318 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:31:31,318 INFO ]: Found error trace [2018-06-22 16:31:31,319 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:31:31,319 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:31:31,325 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 16:31:31,327 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:31:31,327 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:31:31,377 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:31:31,378 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:31:31,378 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:31:31,493 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:31:31,901 WARN ]: Spent 175.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 7 [2018-06-22 16:31:31,904 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:31:31,906 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:31:31,906 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:31:31,909 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:31:31,923 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:31:31,924 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:31:31,926 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:31:32,079 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:31:32,079 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:31:32,080 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:31:32,082 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:31:32,082 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:31:32,096 INFO ]: With dead ends: 13 [2018-06-22 16:31:32,096 INFO ]: Without dead ends: 13 [2018-06-22 16:31:32,099 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 16:31:32,118 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:31:32,162 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:31:32,163 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:31:32,164 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:31:32,164 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:31:32,165 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:31:32,165 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:31:32,165 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:31:32,165 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:31:32,166 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:31:32,166 INFO ]: Found error trace [2018-06-22 16:31:32,166 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:31:32,166 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:31:32,167 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 16:31:32,167 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:31:32,167 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:31:32,167 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:31:32,167 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:31:32,168 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:31:32,368 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:31:33,761 WARN ]: Spent 1.01 s on a formula simplification. DAG size of input: 136 DAG size of output: 96 [2018-06-22 16:31:33,958 WARN ]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 1 [2018-06-22 16:31:33,961 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:31:33,961 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:31:33,961 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 16:31:34,017 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:31:34,178 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:31:34,195 INFO ]: Computing forward predicates... [2018-06-22 16:31:34,464 WARN ]: expecting exponential blowup for input size 48 Received shutdown request... [2018-06-22 16:32:17,821 INFO ]: Timeout while computing interpolants [2018-06-22 16:32:18,022 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:32:18,022 WARN ]: Verification canceled [2018-06-22 16:32:18,038 WARN ]: Timeout [2018-06-22 16:32:18,038 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:32:18 BoogieIcfgContainer [2018-06-22 16:32:18,038 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:32:18,048 INFO ]: Toolchain (without parser) took 47595.50 ms. Allocated memory was 308.3 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 230.8 MB in the beginning and 884.4 MB in the end (delta: -653.6 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:32:18,049 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:32:18,049 INFO ]: ChcToBoogie took 91.47 ms. Allocated memory is still 308.3 MB. Free memory was 230.8 MB in the beginning and 226.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:32:18,050 INFO ]: Boogie Preprocessor took 79.45 ms. Allocated memory is still 308.3 MB. Free memory was 226.8 MB in the beginning and 224.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:32:18,050 INFO ]: RCFGBuilder took 575.71 ms. Allocated memory was 308.3 MB in the beginning and 326.6 MB in the end (delta: 18.4 MB). Free memory was 224.8 MB in the beginning and 288.9 MB in the end (delta: -64.2 MB). Peak memory consumption was 43.1 MB. Max. memory is 3.6 GB. [2018-06-22 16:32:18,051 INFO ]: TraceAbstraction took 46824.71 ms. Allocated memory was 326.6 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 288.9 MB in the beginning and 884.4 MB in the end (delta: -595.4 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:32:18,064 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 308.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 91.47 ms. Allocated memory is still 308.3 MB. Free memory was 230.8 MB in the beginning and 226.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 79.45 ms. Allocated memory is still 308.3 MB. Free memory was 226.8 MB in the beginning and 224.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 575.71 ms. Allocated memory was 308.3 MB in the beginning and 326.6 MB in the end (delta: 18.4 MB). Free memory was 224.8 MB in the beginning and 288.9 MB in the end (delta: -64.2 MB). Peak memory consumption was 43.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 46824.71 ms. Allocated memory was 326.6 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 288.9 MB in the beginning and 884.4 MB in the end (delta: -595.4 MB). Peak memory consumption was 3.3 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 48 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 46.7s 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, 0.0s SatisfiabilityAnalysisTime, 0.4s 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.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-32-18-077.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_14_e7_3162.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-32-18-077.csv Completed graceful shutdown