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_e2_3049_e3_2697.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:21:09,377 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:21:09,379 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:21:09,390 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:21:09,390 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:21:09,391 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:21:09,392 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:21:09,394 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:21:09,395 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:21:09,396 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:21:09,397 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:21:09,397 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:21:09,398 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:21:09,399 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:21:09,400 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:21:09,400 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:21:09,402 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:21:09,404 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:21:09,405 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:21:09,406 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:21:09,407 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:21:09,410 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:21:09,410 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:21:09,410 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:21:09,415 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:21:09,416 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:21:09,417 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:21:09,417 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:21:09,418 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:21:09,419 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:21:09,419 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:21:09,420 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:21:09,420 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:21:09,421 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:21:09,422 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:21:09,422 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 18:21:09,435 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:21:09,435 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:21:09,436 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:21:09,436 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:21:09,437 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:21:09,437 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:21:09,437 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:21:09,438 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:21:09,438 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:21:09,438 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:21:09,438 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:21:09,438 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:21:09,439 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:21:09,439 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:21:09,439 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:21:09,439 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:21:09,439 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:21:09,440 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:21:09,440 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:21:09,442 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:21:09,442 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:21:09,490 INFO ]: Repository-Root is: /tmp [2018-06-22 18:21:09,505 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:21:09,508 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:21:09,510 INFO ]: Initializing SmtParser... [2018-06-22 18:21:09,510 INFO ]: SmtParser initialized [2018-06-22 18:21:09,511 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e2_3049_e3_2697.smt2 [2018-06-22 18:21:09,512 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 18:21:09,601 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e2_3049_e3_2697.smt2 unknown [2018-06-22 18:21:10,038 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e2_3049_e3_2697.smt2 [2018-06-22 18:21:10,043 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:21:10,050 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:21:10,051 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:21:10,051 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:21:10,051 INFO ]: ChcToBoogie initialized [2018-06-22 18:21:10,054 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:21:10" (1/1) ... [2018-06-22 18:21:10,127 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:21:10 Unit [2018-06-22 18:21:10,127 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:21:10,128 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:21:10,128 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:21:10,128 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:21:10,163 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:21:10" (1/1) ... [2018-06-22 18:21:10,164 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:21:10" (1/1) ... [2018-06-22 18:21:10,187 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:21:10" (1/1) ... [2018-06-22 18:21:10,188 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:21:10" (1/1) ... [2018-06-22 18:21:10,205 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:21:10" (1/1) ... [2018-06-22 18:21:10,206 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:21:10" (1/1) ... [2018-06-22 18:21:10,209 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:21:10" (1/1) ... [2018-06-22 18:21:10,222 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:21:10,223 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:21:10,223 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:21:10,223 INFO ]: RCFGBuilder initialized [2018-06-22 18:21:10,224 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:21:10" (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 18:21:10,250 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:21:10,250 INFO ]: Found specification of procedure False [2018-06-22 18:21:10,250 INFO ]: Found implementation of procedure False [2018-06-22 18:21:10,251 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:21:10,251 INFO ]: Found specification of procedure state [2018-06-22 18:21:10,251 INFO ]: Found implementation of procedure state [2018-06-22 18:21:10,251 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:21:10,251 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:21:10,251 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 18:21:10,692 INFO ]: Using library mode [2018-06-22 18:21:10,692 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:21:10 BoogieIcfgContainer [2018-06-22 18:21:10,693 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:21:10,694 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:21:10,694 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:21:10,702 INFO ]: TraceAbstraction initialized [2018-06-22 18:21:10,702 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:21:10" (1/3) ... [2018-06-22 18:21:10,703 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67e23b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:21:10, skipping insertion in model container [2018-06-22 18:21:10,704 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:21:10" (2/3) ... [2018-06-22 18:21:10,704 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67e23b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:21:10, skipping insertion in model container [2018-06-22 18:21:10,704 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:21:10" (3/3) ... [2018-06-22 18:21:10,706 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:21:10,716 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:21:10,724 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:21:10,769 INFO ]: Using default assertion order modulation [2018-06-22 18:21:10,769 INFO ]: Interprodecural is true [2018-06-22 18:21:10,769 INFO ]: Hoare is false [2018-06-22 18:21:10,769 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:21:10,769 INFO ]: Backedges is TWOTRACK [2018-06-22 18:21:10,769 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:21:10,769 INFO ]: Difference is false [2018-06-22 18:21:10,769 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:21:10,769 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:21:10,782 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:21:10,795 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:21:10,795 INFO ]: Found error trace [2018-06-22 18:21:10,796 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:21:10,796 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:21:10,802 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:21:10,804 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:21:10,804 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:21:10,836 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:21:10,837 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:21:10,837 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:21:10,948 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:21:11,135 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:21:11,138 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:21:11,138 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:21:11,141 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:21:11,153 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:21:11,154 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:21:11,156 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:21:11,296 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:21:11,296 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:21:11,297 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:21:11,298 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:21:11,298 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:21:11,307 INFO ]: With dead ends: 13 [2018-06-22 18:21:11,307 INFO ]: Without dead ends: 13 [2018-06-22 18:21:11,308 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 18:21:11,321 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:21:11,340 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:21:11,341 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:21:11,342 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:21:11,343 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:21:11,343 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:21:11,343 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:21:11,343 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:21:11,343 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:21:11,345 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:21:11,345 INFO ]: Found error trace [2018-06-22 18:21:11,345 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:21:11,345 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:21:11,345 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:21:11,345 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:21:11,345 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:21:11,346 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:21:11,346 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:21:11,346 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:21:11,532 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:21:14,262 WARN ]: Spent 2.25 s on a formula simplification. DAG size of input: 366 DAG size of output: 98 [2018-06-22 18:21:14,452 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:21:14,452 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:21:14,452 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 18:21:14,459 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:21:14,565 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:21:14,579 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:22:21,940 INFO ]: Timeout while computing interpolants [2018-06-22 18:22:22,141 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:22:22,141 WARN ]: Verification canceled [2018-06-22 18:22:22,145 WARN ]: Timeout [2018-06-22 18:22:22,145 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:22:22 BoogieIcfgContainer [2018-06-22 18:22:22,145 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:22:22,146 INFO ]: Toolchain (without parser) took 72102.10 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.6 MB in the beginning and 1.2 GB in the end (delta: -968.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:22:22,146 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 308.3 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:22:22,147 INFO ]: ChcToBoogie took 76.67 ms. Allocated memory is still 308.3 MB. Free memory was 241.6 MB in the beginning and 238.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:22:22,148 INFO ]: Boogie Preprocessor took 94.28 ms. Allocated memory is still 308.3 MB. Free memory was 238.6 MB in the beginning and 236.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:22:22,148 INFO ]: RCFGBuilder took 470.07 ms. Allocated memory is still 308.3 MB. Free memory was 236.6 MB in the beginning and 208.1 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 3.6 GB. [2018-06-22 18:22:22,149 INFO ]: TraceAbstraction took 71450.81 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 208.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:22:22,152 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 308.3 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 76.67 ms. Allocated memory is still 308.3 MB. Free memory was 241.6 MB in the beginning and 238.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 94.28 ms. Allocated memory is still 308.3 MB. Free memory was 238.6 MB in the beginning and 236.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 470.07 ms. Allocated memory is still 308.3 MB. Free memory was 236.6 MB in the beginning and 208.1 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71450.81 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 208.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * 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, 0.1s 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_e2_3049_e3_2697.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-22-22-170.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_1b_e2_3049_e3_2697.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-22-22-170.csv Completed graceful shutdown