java -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/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e3_1882.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:14:39,282 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:14:39,284 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:14:39,296 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:14:39,296 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:14:39,297 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:14:39,299 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:14:39,301 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:14:39,303 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:14:39,303 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:14:39,304 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:14:39,305 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:14:39,306 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:14:39,307 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:14:39,307 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:14:39,308 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:14:39,310 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:14:39,312 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:14:39,314 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:14:39,315 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:14:39,316 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:14:39,319 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:14:39,319 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:14:39,320 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:14:39,321 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:14:39,322 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:14:39,323 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:14:39,323 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:14:39,325 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:14:39,325 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:14:39,326 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:14:39,326 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:14:39,327 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:14:39,328 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:14:39,328 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:14:39,329 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:14:39,342 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:14:39,342 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:14:39,343 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:14:39,343 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:14:39,345 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:14:39,345 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:14:39,345 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:14:39,345 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:14:39,346 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:14:39,346 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:14:39,346 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:14:39,347 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:14:39,347 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:14:39,347 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:14:39,347 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:14:39,348 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:14:39,348 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:14:39,350 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:14:39,350 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:14:39,397 INFO ]: Repository-Root is: /tmp [2018-06-18 15:14:39,413 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:14:39,418 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:14:39,420 INFO ]: Initializing SmtParser... [2018-06-18 15:14:39,420 INFO ]: SmtParser initialized [2018-06-18 15:14:39,420 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e3_1882.smt2 [2018-06-18 15:14:39,422 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 [2018-06-18 15:14:39,515 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e3_1882.smt2 unknown [2018-06-18 15:14:40,093 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e3_1882.smt2 [2018-06-18 15:14:40,104 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:14:40,110 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:14:40,110 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:14:40,110 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:14:40,111 INFO ]: ChcToBoogie initialized [2018-06-18 15:14:40,117 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:14:40" (1/1) ... [2018-06-18 15:14:40,270 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:14:40 Unit [2018-06-18 15:14:40,270 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:14:40,270 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:14:40,270 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:14:40,270 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:14:40,294 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:14:40" (1/1) ... [2018-06-18 15:14:40,294 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:14:40" (1/1) ... [2018-06-18 15:14:40,314 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:14:40" (1/1) ... [2018-06-18 15:14:40,314 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:14:40" (1/1) ... [2018-06-18 15:14:40,324 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:14:40" (1/1) ... [2018-06-18 15:14:40,325 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:14:40" (1/1) ... [2018-06-18 15:14:40,328 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:14:40" (1/1) ... [2018-06-18 15:14:40,334 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:14:40,335 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:14:40,335 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:14:40,335 INFO ]: RCFGBuilder initialized [2018-06-18 15:14:40,336 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:14:40" (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) [2018-06-18 15:14:40,359 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:14:40,359 INFO ]: Found specification of procedure False [2018-06-18 15:14:40,359 INFO ]: Found implementation of procedure False [2018-06-18 15:14:40,359 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:14:40,359 INFO ]: Found specification of procedure state [2018-06-18 15:14:40,359 INFO ]: Found implementation of procedure state [2018-06-18 15:14:40,359 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:14:40,359 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:14:40,359 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 [2018-06-18 15:14:40,799 INFO ]: Using library mode [2018-06-18 15:14:40,800 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:14:40 BoogieIcfgContainer [2018-06-18 15:14:40,800 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:14:40,805 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:14:40,805 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:14:40,810 INFO ]: TraceAbstraction initialized [2018-06-18 15:14:40,811 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:14:40" (1/3) ... [2018-06-18 15:14:40,812 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eae13e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:14:40, skipping insertion in model container [2018-06-18 15:14:40,812 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:14:40" (2/3) ... [2018-06-18 15:14:40,812 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eae13e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:14:40, skipping insertion in model container [2018-06-18 15:14:40,812 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:14:40" (3/3) ... [2018-06-18 15:14:40,814 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:14:40,825 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:14:40,835 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:14:40,886 INFO ]: Using default assertion order modulation [2018-06-18 15:14:40,886 INFO ]: Interprodecural is true [2018-06-18 15:14:40,886 INFO ]: Hoare is false [2018-06-18 15:14:40,886 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:14:40,886 INFO ]: Backedges is TWOTRACK [2018-06-18 15:14:40,886 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:14:40,886 INFO ]: Difference is false [2018-06-18 15:14:40,886 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:14:40,886 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:14:40,901 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:14:40,912 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:14:40,912 INFO ]: Found error trace [2018-06-18 15:14:40,913 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:14:40,913 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:14:40,918 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:14:40,920 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:14:40,921 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:14:40,963 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:14:40,963 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:14:40,963 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:14:41,090 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:14:41,100 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:14:41,338 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:14:41,340 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:14:41,340 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:14:41,342 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:14:41,353 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:14:41,354 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:14:41,356 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:14:41,530 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:14:41,530 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:14:41,531 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:14:41,532 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:14:41,533 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:14:41,544 INFO ]: With dead ends: 13 [2018-06-18 15:14:41,544 INFO ]: Without dead ends: 13 [2018-06-18 15:14:41,546 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:14:41,574 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:14:41,610 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:14:41,611 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:14:41,612 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:14:41,613 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:14:41,613 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:14:41,613 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:14:41,613 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:14:41,613 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:14:41,615 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:14:41,615 INFO ]: Found error trace [2018-06-18 15:14:41,615 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:14:41,615 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:14:41,615 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:14:41,615 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:14:41,615 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:14:41,621 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:14:41,621 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:14:41,621 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:14:41,713 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:14:41,714 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:14:42,510 WARN ]: Spent 514.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 45 [2018-06-18 15:14:42,554 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:14:42,554 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:14:42,554 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 [2018-06-18 15:14:42,565 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:14:42,714 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:14:42,728 INFO ]: Computing forward predicates... [2018-06-18 15:15:14,221 WARN ]: expecting exponential blowup for input size 9 [2018-06-18 15:15:14,230 WARN ]: expecting exponential blowup for input size 18 Received shutdown request... [2018-06-18 15:15:37,748 INFO ]: Timeout while computing interpolants [2018-06-18 15:15:37,949 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:15:37,949 WARN ]: Verification canceled [2018-06-18 15:15:37,954 WARN ]: Timeout [2018-06-18 15:15:37,954 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:15:37 BoogieIcfgContainer [2018-06-18 15:15:37,954 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:15:37,955 INFO ]: Toolchain (without parser) took 57850.60 ms. Allocated memory was 296.2 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 232.6 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.6 GB. Max. memory is 3.6 GB. [2018-06-18 15:15:37,957 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 296.2 MB. Free memory is still 261.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:15:37,957 INFO ]: ChcToBoogie took 159.53 ms. Allocated memory is still 296.2 MB. Free memory was 231.6 MB in the beginning and 226.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:15:37,957 INFO ]: Boogie Preprocessor took 63.55 ms. Allocated memory is still 296.2 MB. Free memory was 226.6 MB in the beginning and 225.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:15:37,958 INFO ]: RCFGBuilder took 465.45 ms. Allocated memory is still 296.2 MB. Free memory was 225.6 MB in the beginning and 196.5 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 3.6 GB. [2018-06-18 15:15:37,958 INFO ]: TraceAbstraction took 57149.47 ms. Allocated memory was 296.2 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 195.5 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 3.6 GB. [2018-06-18 15:15:37,962 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 296.2 MB. Free memory is still 261.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 159.53 ms. Allocated memory is still 296.2 MB. Free memory was 231.6 MB in the beginning and 226.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 63.55 ms. Allocated memory is still 296.2 MB. Free memory was 226.6 MB in the beginning and 225.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 465.45 ms. Allocated memory is still 296.2 MB. Free memory was 225.6 MB in the beginning and 196.5 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 57149.47 ms. Allocated memory was 296.2 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 195.5 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 18 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 57.0s 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, 0.1s 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, 0.2s 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_5_e2_2884_e3_1882.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-15-37-976.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_5_e2_2884_e3_1882.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-15-37-976.csv Completed graceful shutdown