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/FIREFLY_luke_1b_e3_671_e3_941.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:23:41,624 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:23:41,626 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:23:41,640 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:23:41,641 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:23:41,642 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:23:41,643 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:23:41,647 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:23:41,649 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:23:41,649 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:23:41,651 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:23:41,651 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:23:41,652 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:23:41,653 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:23:41,656 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:23:41,657 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:23:41,658 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:23:41,671 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:23:41,672 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:23:41,673 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:23:41,674 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:23:41,676 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:23:41,677 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:23:41,677 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:23:41,678 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:23:41,678 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:23:41,683 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:23:41,684 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:23:41,685 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:23:41,685 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:23:41,686 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:23:41,686 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:23:41,687 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:23:41,687 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:23:41,694 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:23:41,694 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 18:23:41,710 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:23:41,710 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:23:41,711 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:23:41,711 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:23:41,712 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:23:41,712 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:23:41,712 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:23:41,713 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:23:41,713 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:23:41,713 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:23:41,713 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:23:41,713 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:23:41,713 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:23:41,715 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:23:41,715 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:23:41,715 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:23:41,716 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:23:41,716 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:23:41,716 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:23:41,717 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:23:41,718 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:23:41,768 INFO ]: Repository-Root is: /tmp [2018-06-22 18:23:41,781 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:23:41,786 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:23:41,788 INFO ]: Initializing SmtParser... [2018-06-22 18:23:41,788 INFO ]: SmtParser initialized [2018-06-22 18:23:41,789 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e3_941.smt2 [2018-06-22 18:23:41,790 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 18:23:41,889 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e3_941.smt2 unknown [2018-06-22 18:23:42,480 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e3_941.smt2 [2018-06-22 18:23:42,485 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:23:42,499 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:23:42,500 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:23:42,500 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:23:42,500 INFO ]: ChcToBoogie initialized [2018-06-22 18:23:42,503 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:23:42" (1/1) ... [2018-06-22 18:23:42,581 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:23:42 Unit [2018-06-22 18:23:42,581 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:23:42,582 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:23:42,582 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:23:42,582 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:23:42,600 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:23:42" (1/1) ... [2018-06-22 18:23:42,600 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:23:42" (1/1) ... [2018-06-22 18:23:42,614 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:23:42" (1/1) ... [2018-06-22 18:23:42,614 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:23:42" (1/1) ... [2018-06-22 18:23:42,625 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:23:42" (1/1) ... [2018-06-22 18:23:42,627 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:23:42" (1/1) ... [2018-06-22 18:23:42,630 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:23:42" (1/1) ... [2018-06-22 18:23:42,634 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:23:42,634 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:23:42,634 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:23:42,634 INFO ]: RCFGBuilder initialized [2018-06-22 18:23:42,635 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:23:42" (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 18:23:42,649 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:23:42,649 INFO ]: Found specification of procedure False [2018-06-22 18:23:42,649 INFO ]: Found implementation of procedure False [2018-06-22 18:23:42,649 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:23:42,649 INFO ]: Found specification of procedure state [2018-06-22 18:23:42,649 INFO ]: Found implementation of procedure state [2018-06-22 18:23:42,649 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:23:42,649 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:23:42,649 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 18:23:42,982 INFO ]: Using library mode [2018-06-22 18:23:42,983 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:23:42 BoogieIcfgContainer [2018-06-22 18:23:42,983 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:23:42,986 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:23:42,986 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:23:42,991 INFO ]: TraceAbstraction initialized [2018-06-22 18:23:42,991 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:23:42" (1/3) ... [2018-06-22 18:23:42,992 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e10905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:23:42, skipping insertion in model container [2018-06-22 18:23:42,992 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:23:42" (2/3) ... [2018-06-22 18:23:42,992 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e10905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:23:42, skipping insertion in model container [2018-06-22 18:23:42,993 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:23:42" (3/3) ... [2018-06-22 18:23:42,994 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:23:43,004 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:23:43,015 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:23:43,064 INFO ]: Using default assertion order modulation [2018-06-22 18:23:43,065 INFO ]: Interprodecural is true [2018-06-22 18:23:43,065 INFO ]: Hoare is false [2018-06-22 18:23:43,065 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:23:43,065 INFO ]: Backedges is TWOTRACK [2018-06-22 18:23:43,065 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:23:43,065 INFO ]: Difference is false [2018-06-22 18:23:43,065 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:23:43,065 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:23:43,081 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:23:43,102 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:23:43,102 INFO ]: Found error trace [2018-06-22 18:23:43,103 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:23:43,103 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:23:43,109 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:23:43,111 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:23:43,112 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:23:43,157 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:23:43,157 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:23:43,157 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:23:43,262 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:23:43,420 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:23:43,423 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:23:43,423 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:23:43,426 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:23:43,440 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:23:43,441 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:23:43,442 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:23:43,567 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:23:43,567 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:23:43,568 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:23:43,569 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:23:43,569 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:23:43,597 INFO ]: With dead ends: 13 [2018-06-22 18:23:43,597 INFO ]: Without dead ends: 13 [2018-06-22 18:23:43,599 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:23:43,619 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:23:43,659 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:23:43,660 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:23:43,661 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:23:43,663 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:23:43,663 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:23:43,663 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:23:43,664 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:23:43,664 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:23:43,665 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:23:43,665 INFO ]: Found error trace [2018-06-22 18:23:43,665 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:23:43,665 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:23:43,666 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:23:43,666 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:23:43,666 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:23:43,667 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:23:43,667 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:23:43,667 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:23:43,921 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:23:46,550 WARN ]: Spent 2.18 s on a formula simplification. DAG size of input: 303 DAG size of output: 122 [2018-06-22 18:23:46,698 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:23:46,699 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:23:46,699 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 18:23:46,708 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:23:46,816 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:23:46,829 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:24:54,179 INFO ]: Timeout while computing interpolants [2018-06-22 18:24:54,381 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:24:54,381 WARN ]: Verification canceled [2018-06-22 18:24:54,385 WARN ]: Timeout [2018-06-22 18:24:54,385 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:24:54 BoogieIcfgContainer [2018-06-22 18:24:54,385 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:24:54,386 INFO ]: Toolchain (without parser) took 71900.69 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 242.1 MB in the beginning and 192.6 MB in the end (delta: 49.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:24:54,387 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:24:54,387 INFO ]: ChcToBoogie took 81.51 ms. Allocated memory is still 306.7 MB. Free memory was 242.1 MB in the beginning and 239.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. [2018-06-22 18:24:54,388 INFO ]: Boogie Preprocessor took 51.96 ms. Allocated memory is still 306.7 MB. Free memory was 239.0 MB in the beginning and 237.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:24:54,388 INFO ]: RCFGBuilder took 348.81 ms. Allocated memory is still 306.7 MB. Free memory was 237.1 MB in the beginning and 208.5 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 3.6 GB. [2018-06-22 18:24:54,389 INFO ]: TraceAbstraction took 71399.58 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 208.5 MB in the beginning and 192.6 MB in the end (delta: 15.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:24:54,391 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 81.51 ms. Allocated memory is still 306.7 MB. Free memory was 242.1 MB in the beginning and 239.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 51.96 ms. Allocated memory is still 306.7 MB. Free memory was 239.0 MB in the beginning and 237.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 348.81 ms. Allocated memory is still 306.7 MB. Free memory was 237.1 MB in the beginning and 208.5 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71399.58 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 208.5 MB in the beginning and 192.6 MB in the end (delta: 15.9 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 29 quantified variables from 44 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.3s 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, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s 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, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_1b_e3_671_e3_941.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-24-54-417.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_1b_e3_671_e3_941.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-24-54-417.csv Completed graceful shutdown