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_all_e1_4022_e1_1759.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:11:19,734 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:11:19,737 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:11:19,748 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:11:19,749 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:11:19,750 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:11:19,751 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:11:19,755 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:11:19,756 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:11:19,758 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:11:19,759 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:11:19,759 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:11:19,760 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:11:19,763 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:11:19,764 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:11:19,764 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:11:19,766 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:11:19,776 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:11:19,777 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:11:19,778 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:11:19,779 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:11:19,785 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:11:19,785 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:11:19,785 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:11:19,786 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:11:19,787 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:11:19,788 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:11:19,788 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:11:19,791 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:11:19,791 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:11:19,792 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:11:19,792 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:11:19,793 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:11:19,793 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:11:19,795 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:11:19,795 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 17:11:19,812 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:11:19,813 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:11:19,813 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:11:19,813 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:11:19,814 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:11:19,814 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:11:19,814 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:11:19,815 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:11:19,816 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:11:19,816 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:11:19,816 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:11:19,816 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:11:19,816 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:11:19,816 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:11:19,817 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:11:19,817 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:11:19,817 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:11:19,817 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:11:19,817 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:11:19,819 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:11:19,820 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:11:19,865 INFO ]: Repository-Root is: /tmp [2018-06-22 17:11:19,878 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:11:19,884 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:11:19,885 INFO ]: Initializing SmtParser... [2018-06-22 17:11:19,886 INFO ]: SmtParser initialized [2018-06-22 17:11:19,886 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e1_4022_e1_1759.smt2 [2018-06-22 17:11:19,888 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 17:11:19,965 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e1_4022_e1_1759.smt2 unknown [2018-06-22 17:11:20,623 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e1_4022_e1_1759.smt2 [2018-06-22 17:11:20,631 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:11:20,640 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:11:20,640 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:11:20,640 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:11:20,641 INFO ]: ChcToBoogie initialized [2018-06-22 17:11:20,644 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:11:20" (1/1) ... [2018-06-22 17:11:20,712 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:11:20 Unit [2018-06-22 17:11:20,712 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:11:20,713 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:11:20,713 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:11:20,713 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:11:20,751 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:11:20" (1/1) ... [2018-06-22 17:11:20,752 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:11:20" (1/1) ... [2018-06-22 17:11:20,778 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:11:20" (1/1) ... [2018-06-22 17:11:20,778 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:11:20" (1/1) ... [2018-06-22 17:11:20,794 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:11:20" (1/1) ... [2018-06-22 17:11:20,800 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:11:20" (1/1) ... [2018-06-22 17:11:20,804 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:11:20" (1/1) ... [2018-06-22 17:11:20,809 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:11:20,809 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:11:20,809 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:11:20,809 INFO ]: RCFGBuilder initialized [2018-06-22 17:11:20,810 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:11:20" (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 17:11:20,829 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:11:20,829 INFO ]: Found specification of procedure False [2018-06-22 17:11:20,829 INFO ]: Found implementation of procedure False [2018-06-22 17:11:20,829 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:11:20,829 INFO ]: Found specification of procedure state [2018-06-22 17:11:20,829 INFO ]: Found implementation of procedure state [2018-06-22 17:11:20,830 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:11:20,830 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:11:20,830 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 17:11:21,350 INFO ]: Using library mode [2018-06-22 17:11:21,351 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:11:21 BoogieIcfgContainer [2018-06-22 17:11:21,351 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:11:21,352 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:11:21,352 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:11:21,358 INFO ]: TraceAbstraction initialized [2018-06-22 17:11:21,359 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:11:20" (1/3) ... [2018-06-22 17:11:21,359 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b51abc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:11:21, skipping insertion in model container [2018-06-22 17:11:21,360 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:11:20" (2/3) ... [2018-06-22 17:11:21,360 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b51abc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:11:21, skipping insertion in model container [2018-06-22 17:11:21,360 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:11:21" (3/3) ... [2018-06-22 17:11:21,362 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:11:21,373 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:11:21,383 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:11:21,436 INFO ]: Using default assertion order modulation [2018-06-22 17:11:21,436 INFO ]: Interprodecural is true [2018-06-22 17:11:21,436 INFO ]: Hoare is false [2018-06-22 17:11:21,436 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:11:21,436 INFO ]: Backedges is TWOTRACK [2018-06-22 17:11:21,436 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:11:21,437 INFO ]: Difference is false [2018-06-22 17:11:21,437 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:11:21,437 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:11:21,454 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:11:21,469 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:11:21,469 INFO ]: Found error trace [2018-06-22 17:11:21,470 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:11:21,470 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:11:21,476 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:11:21,478 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:11:21,479 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:11:21,528 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:11:21,528 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:11:21,528 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:11:21,689 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:11:22,278 WARN ]: Spent 293.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 8 [2018-06-22 17:11:22,281 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:11:22,284 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:11:22,285 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:11:22,286 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:11:22,296 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:11:22,297 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:11:22,298 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:11:22,432 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:11:22,433 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:11:22,433 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:11:22,435 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:11:22,435 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:11:22,447 INFO ]: With dead ends: 13 [2018-06-22 17:11:22,447 INFO ]: Without dead ends: 13 [2018-06-22 17:11:22,449 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 17:11:22,463 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:11:22,484 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:11:22,485 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:11:22,486 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:11:22,487 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:11:22,487 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:11:22,487 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:11:22,487 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:11:22,487 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:11:22,489 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:11:22,489 INFO ]: Found error trace [2018-06-22 17:11:22,489 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:11:22,489 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:11:22,489 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:11:22,489 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:11:22,489 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:11:22,490 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:11:22,490 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:11:22,490 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:11:22,680 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:11:26,603 WARN ]: Spent 3.09 s on a formula simplification. DAG size of input: 497 DAG size of output: 271 [2018-06-22 17:11:26,736 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:11:26,736 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:11:26,736 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 17:11:26,752 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:11:26,909 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:11:26,931 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:12:30,120 INFO ]: Timeout while computing interpolants [2018-06-22 17:12:30,321 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:12:30,321 WARN ]: Verification canceled [2018-06-22 17:12:30,325 WARN ]: Timeout [2018-06-22 17:12:30,325 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:12:30 BoogieIcfgContainer [2018-06-22 17:12:30,326 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:12:30,326 INFO ]: Toolchain (without parser) took 69694.42 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 226.6 MB in the beginning and 487.3 MB in the end (delta: -260.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:12:30,327 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 17:12:30,328 INFO ]: ChcToBoogie took 72.36 ms. Allocated memory is still 306.2 MB. Free memory was 226.6 MB in the beginning and 223.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:12:30,328 INFO ]: Boogie Preprocessor took 95.58 ms. Allocated memory is still 306.2 MB. Free memory was 223.6 MB in the beginning and 220.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:12:30,329 INFO ]: RCFGBuilder took 542.28 ms. Allocated memory was 306.2 MB in the beginning and 330.8 MB in the end (delta: 24.6 MB). Free memory was 220.6 MB in the beginning and 288.8 MB in the end (delta: -68.2 MB). Peak memory consumption was 41.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:12:30,329 INFO ]: TraceAbstraction took 68973.11 ms. Allocated memory was 330.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 288.8 MB in the beginning and 487.3 MB in the end (delta: -198.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:12:30,333 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 72.36 ms. Allocated memory is still 306.2 MB. Free memory was 226.6 MB in the beginning and 223.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 95.58 ms. Allocated memory is still 306.2 MB. Free memory was 223.6 MB in the beginning and 220.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 542.28 ms. Allocated memory was 306.2 MB in the beginning and 330.8 MB in the end (delta: 24.6 MB). Free memory was 220.6 MB in the beginning and 288.8 MB in the end (delta: -68.2 MB). Peak memory consumption was 41.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68973.11 ms. Allocated memory was 330.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 288.8 MB in the beginning and 487.3 MB in the end (delta: -198.5 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 71 quantified variables from 90 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.9s 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, 168 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_all_e1_4022_e1_1759.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-12-30-349.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e1_4022_e1_1759.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-12-30-349.csv Completed graceful shutdown