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_e1_1139.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:19:29,406 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:19:29,408 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:19:29,423 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:19:29,423 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:19:29,424 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:19:29,425 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:19:29,427 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:19:29,429 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:19:29,429 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:19:29,432 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:19:29,432 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:19:29,433 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:19:29,434 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:19:29,435 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:19:29,436 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:19:29,437 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:19:29,439 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:19:29,441 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:19:29,442 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:19:29,443 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:19:29,445 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:19:29,445 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:19:29,445 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:19:29,446 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:19:29,447 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:19:29,448 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:19:29,448 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:19:29,450 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:19:29,450 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:19:29,451 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:19:29,451 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:19:29,452 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:19:29,452 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:19:29,453 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:19:29,453 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 18:19:29,475 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:19:29,475 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:19:29,480 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:19:29,480 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:19:29,481 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:19:29,482 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:19:29,482 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:19:29,482 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:19:29,482 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:19:29,483 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:19:29,483 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:19:29,483 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:19:29,483 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:19:29,483 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:19:29,483 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:19:29,484 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:19:29,484 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:19:29,484 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:19:29,484 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:19:29,486 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:19:29,487 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:19:29,539 INFO ]: Repository-Root is: /tmp [2018-06-22 18:19:29,554 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:19:29,559 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:19:29,562 INFO ]: Initializing SmtParser... [2018-06-22 18:19:29,562 INFO ]: SmtParser initialized [2018-06-22 18:19:29,563 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e1_1139.smt2 [2018-06-22 18:19:29,564 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 18:19:29,658 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e1_1139.smt2 unknown [2018-06-22 18:19:30,171 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e1_1139.smt2 [2018-06-22 18:19:30,175 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:19:30,181 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:19:30,181 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:19:30,181 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:19:30,182 INFO ]: ChcToBoogie initialized [2018-06-22 18:19:30,185 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:19:30" (1/1) ... [2018-06-22 18:19:30,265 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:19:30 Unit [2018-06-22 18:19:30,265 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:19:30,266 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:19:30,266 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:19:30,266 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:19:30,287 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:19:30" (1/1) ... [2018-06-22 18:19:30,287 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:19:30" (1/1) ... [2018-06-22 18:19:30,308 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:19:30" (1/1) ... [2018-06-22 18:19:30,308 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:19:30" (1/1) ... [2018-06-22 18:19:30,325 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:19:30" (1/1) ... [2018-06-22 18:19:30,326 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:19:30" (1/1) ... [2018-06-22 18:19:30,335 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:19:30" (1/1) ... [2018-06-22 18:19:30,339 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:19:30,339 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:19:30,339 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:19:30,339 INFO ]: RCFGBuilder initialized [2018-06-22 18:19:30,340 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:19:30" (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 18:19:30,351 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:19:30,351 INFO ]: Found specification of procedure False [2018-06-22 18:19:30,351 INFO ]: Found implementation of procedure False [2018-06-22 18:19:30,351 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:19:30,351 INFO ]: Found specification of procedure state [2018-06-22 18:19:30,351 INFO ]: Found implementation of procedure state [2018-06-22 18:19:30,351 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:19:30,351 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:19:30,351 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 18:19:30,689 INFO ]: Using library mode [2018-06-22 18:19:30,690 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:19:30 BoogieIcfgContainer [2018-06-22 18:19:30,690 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:19:30,692 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:19:30,692 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:19:30,698 INFO ]: TraceAbstraction initialized [2018-06-22 18:19:30,698 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:19:30" (1/3) ... [2018-06-22 18:19:30,699 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 06:19:30, skipping insertion in model container [2018-06-22 18:19:30,699 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:19:30" (2/3) ... [2018-06-22 18:19:30,699 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 06:19:30, skipping insertion in model container [2018-06-22 18:19:30,699 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:19:30" (3/3) ... [2018-06-22 18:19:30,701 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:19:30,711 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:19:30,721 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:19:30,771 INFO ]: Using default assertion order modulation [2018-06-22 18:19:30,771 INFO ]: Interprodecural is true [2018-06-22 18:19:30,771 INFO ]: Hoare is false [2018-06-22 18:19:30,771 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:19:30,771 INFO ]: Backedges is TWOTRACK [2018-06-22 18:19:30,772 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:19:30,772 INFO ]: Difference is false [2018-06-22 18:19:30,772 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:19:30,772 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:19:30,791 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:19:30,803 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:19:30,803 INFO ]: Found error trace [2018-06-22 18:19:30,804 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:19:30,805 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:19:30,810 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:19:30,812 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:19:30,813 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:19:30,844 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:19:30,844 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:19:30,844 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:19:30,942 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:19:31,113 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:19:31,116 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:19:31,116 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:19:31,117 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:19:31,128 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:19:31,128 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:19:31,130 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:19:31,301 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:19:31,301 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:19:31,305 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:19:31,306 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:19:31,307 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:19:31,317 INFO ]: With dead ends: 13 [2018-06-22 18:19:31,317 INFO ]: Without dead ends: 13 [2018-06-22 18:19:31,319 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 18:19:31,337 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:19:31,372 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:19:31,383 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:19:31,384 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:19:31,385 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:19:31,385 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:19:31,385 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:19:31,385 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:19:31,385 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:19:31,387 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:19:31,387 INFO ]: Found error trace [2018-06-22 18:19:31,387 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:19:31,387 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:19:31,387 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:19:31,388 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:19:31,388 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:19:31,388 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:19:31,388 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:19:31,388 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:19:31,656 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:19:34,637 WARN ]: Spent 2.45 s on a formula simplification. DAG size of input: 315 DAG size of output: 122 [2018-06-22 18:19:34,734 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:19:34,734 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:19:34,734 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 18:19:34,748 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:19:34,845 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:19:34,858 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:20:41,962 INFO ]: Timeout while computing interpolants [2018-06-22 18:20:42,162 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:20:42,163 WARN ]: Verification canceled [2018-06-22 18:20:42,166 WARN ]: Timeout [2018-06-22 18:20:42,167 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:20:42 BoogieIcfgContainer [2018-06-22 18:20:42,167 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:20:42,167 INFO ]: Toolchain (without parser) took 71991.35 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 245.2 MB in the beginning and 849.6 MB in the end (delta: -604.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:20:42,168 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.9 MB. Free memory is still 275.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:20:42,169 INFO ]: ChcToBoogie took 84.03 ms. Allocated memory is still 309.9 MB. Free memory was 245.2 MB in the beginning and 242.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:20:42,169 INFO ]: Boogie Preprocessor took 72.93 ms. Allocated memory is still 309.9 MB. Free memory was 242.2 MB in the beginning and 240.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:20:42,178 INFO ]: RCFGBuilder took 351.10 ms. Allocated memory is still 309.9 MB. Free memory was 240.2 MB in the beginning and 211.7 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 3.6 GB. [2018-06-22 18:20:42,178 INFO ]: TraceAbstraction took 71474.78 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 211.7 MB in the beginning and 849.6 MB in the end (delta: -637.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:20:42,181 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 309.9 MB. Free memory is still 275.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 84.03 ms. Allocated memory is still 309.9 MB. Free memory was 245.2 MB in the beginning and 242.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 72.93 ms. Allocated memory is still 309.9 MB. Free memory was 242.2 MB in the beginning and 240.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 351.10 ms. Allocated memory is still 309.9 MB. Free memory was 240.2 MB in the beginning and 211.7 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71474.78 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 211.7 MB in the beginning and 849.6 MB in the end (delta: -637.9 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 32 quantified variables from 47 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.4s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s 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_e1_1139.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-20-42-204.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_1b_e1_1139.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-20-42-204.csv Completed graceful shutdown