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_u1_e7_3318.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:44:36,213 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:44:36,215 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:44:36,227 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:44:36,227 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:44:36,228 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:44:36,229 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:44:36,231 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:44:36,233 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:44:36,234 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:44:36,234 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:44:36,235 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:44:36,236 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:44:36,237 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:44:36,237 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:44:36,238 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:44:36,240 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:44:36,242 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:44:36,243 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:44:36,245 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:44:36,246 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:44:36,248 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:44:36,249 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:44:36,249 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:44:36,250 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:44:36,251 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:44:36,252 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:44:36,252 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:44:36,253 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:44:36,254 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:44:36,254 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:44:36,255 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:44:36,255 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:44:36,256 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:44:36,257 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:44:36,257 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:44:36,271 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:44:36,271 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:44:36,271 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:44:36,272 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:44:36,273 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:44:36,274 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:44:36,274 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:44:36,274 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:44:36,274 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:44:36,275 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:44:36,275 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:44:36,275 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:44:36,275 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:44:36,276 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:44:36,276 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:44:36,276 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:44:36,276 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:44:36,278 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:44:36,278 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:44:36,314 INFO ]: Repository-Root is: /tmp [2018-06-18 15:44:36,330 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:44:36,336 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:44:36,337 INFO ]: Initializing SmtParser... [2018-06-18 15:44:36,337 INFO ]: SmtParser initialized [2018-06-18 15:44:36,338 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_u1_e7_3318.smt2 [2018-06-18 15:44:36,339 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 15:44:36,428 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_u1_e7_3318.smt2 unknown [2018-06-18 15:44:36,899 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_u1_e7_3318.smt2 [2018-06-18 15:44:36,904 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:44:36,910 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:44:36,910 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:44:36,910 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:44:36,910 INFO ]: ChcToBoogie initialized [2018-06-18 15:44:36,917 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:44:36" (1/1) ... [2018-06-18 15:44:37,111 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:44:37 Unit [2018-06-18 15:44:37,111 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:44:37,114 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:44:37,114 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:44:37,114 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:44:37,138 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:44:37" (1/1) ... [2018-06-18 15:44:37,138 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:44:37" (1/1) ... [2018-06-18 15:44:37,153 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:44:37" (1/1) ... [2018-06-18 15:44:37,153 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:44:37" (1/1) ... [2018-06-18 15:44:37,177 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:44:37" (1/1) ... [2018-06-18 15:44:37,178 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:44:37" (1/1) ... [2018-06-18 15:44:37,181 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:44:37" (1/1) ... [2018-06-18 15:44:37,194 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:44:37,194 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:44:37,194 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:44:37,194 INFO ]: RCFGBuilder initialized [2018-06-18 15:44:37,195 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:44:37" (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 15:44:37,219 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:44:37,219 INFO ]: Found specification of procedure False [2018-06-18 15:44:37,220 INFO ]: Found implementation of procedure False [2018-06-18 15:44:37,220 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:44:37,220 INFO ]: Found specification of procedure state [2018-06-18 15:44:37,220 INFO ]: Found implementation of procedure state [2018-06-18 15:44:37,220 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:44:37,220 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:44:37,220 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 15:44:37,685 INFO ]: Using library mode [2018-06-18 15:44:37,686 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:44:37 BoogieIcfgContainer [2018-06-18 15:44:37,686 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:44:37,691 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:44:37,691 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:44:37,698 INFO ]: TraceAbstraction initialized [2018-06-18 15:44:37,698 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:44:36" (1/3) ... [2018-06-18 15:44:37,699 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3602c74a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:44:37, skipping insertion in model container [2018-06-18 15:44:37,699 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:44:37" (2/3) ... [2018-06-18 15:44:37,699 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3602c74a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:44:37, skipping insertion in model container [2018-06-18 15:44:37,699 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:44:37" (3/3) ... [2018-06-18 15:44:37,702 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:44:37,712 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:44:37,722 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:44:37,778 INFO ]: Using default assertion order modulation [2018-06-18 15:44:37,778 INFO ]: Interprodecural is true [2018-06-18 15:44:37,778 INFO ]: Hoare is false [2018-06-18 15:44:37,778 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:44:37,778 INFO ]: Backedges is TWOTRACK [2018-06-18 15:44:37,778 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:44:37,778 INFO ]: Difference is false [2018-06-18 15:44:37,778 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:44:37,779 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:44:37,797 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:44:37,811 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:44:37,811 INFO ]: Found error trace [2018-06-18 15:44:37,812 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:44:37,812 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:44:37,818 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:44:37,820 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:44:37,820 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:44:37,869 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:44:37,869 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:44:37,869 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:44:37,989 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:44:38,000 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:44:38,277 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:44:38,279 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:44:38,279 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:44:38,281 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:44:38,309 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:44:38,309 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:44:38,312 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:44:38,463 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:44:38,463 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:44:38,463 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:44:38,464 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:44:38,465 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:44:38,474 INFO ]: With dead ends: 13 [2018-06-18 15:44:38,474 INFO ]: Without dead ends: 13 [2018-06-18 15:44:38,475 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 15:44:38,488 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:44:38,508 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:44:38,509 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:44:38,510 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:44:38,511 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:44:38,511 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:44:38,511 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:44:38,511 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:44:38,512 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:44:38,513 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:44:38,513 INFO ]: Found error trace [2018-06-18 15:44:38,513 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:44:38,513 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:44:38,513 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:44:38,513 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:44:38,513 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:44:38,514 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:44:38,514 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:44:38,514 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:44:38,654 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:44:38,655 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:44:39,450 WARN ]: Spent 565.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 34 [2018-06-18 15:44:39,649 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:44:39,649 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:44:39,649 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 15:44:39,657 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:44:39,804 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:44:39,820 INFO ]: Computing forward predicates... [2018-06-18 15:44:40,414 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:44:40,426 WARN ]: expecting exponential blowup for input size 15 [2018-06-18 15:44:41,026 WARN ]: Simplifying disjunction of 34992 conjuctions. This might take some time... Received shutdown request... [2018-06-18 15:45:58,287 INFO ]: Timeout while computing interpolants [2018-06-18 15:45:58,488 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:45:58,488 WARN ]: Verification canceled [2018-06-18 15:45:58,492 WARN ]: Timeout [2018-06-18 15:45:58,492 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:45:58 BoogieIcfgContainer [2018-06-18 15:45:58,492 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:45:58,493 INFO ]: Toolchain (without parser) took 81588.84 ms. Allocated memory was 304.6 MB in the beginning and 392.7 MB in the end (delta: 88.1 MB). Free memory was 238.9 MB in the beginning and 321.1 MB in the end (delta: -82.2 MB). Peak memory consumption was 178.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:45:58,494 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 304.6 MB. Free memory is still 269.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:45:58,494 INFO ]: ChcToBoogie took 203.92 ms. Allocated memory is still 304.6 MB. Free memory was 237.0 MB in the beginning and 233.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:45:58,495 INFO ]: Boogie Preprocessor took 79.49 ms. Allocated memory is still 304.6 MB. Free memory was 233.0 MB in the beginning and 231.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:45:58,495 INFO ]: RCFGBuilder took 491.62 ms. Allocated memory is still 304.6 MB. Free memory was 231.0 MB in the beginning and 201.0 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:45:58,496 INFO ]: TraceAbstraction took 80800.94 ms. Allocated memory was 304.6 MB in the beginning and 392.7 MB in the end (delta: 88.1 MB). Free memory was 201.0 MB in the beginning and 321.1 MB in the end (delta: -120.1 MB). Peak memory consumption was 140.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:45:58,504 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 304.6 MB. Free memory is still 269.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 203.92 ms. Allocated memory is still 304.6 MB. Free memory was 237.0 MB in the beginning and 233.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 79.49 ms. Allocated memory is still 304.6 MB. Free memory was 233.0 MB in the beginning and 231.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 491.62 ms. Allocated memory is still 304.6 MB. Free memory was 231.0 MB in the beginning and 201.0 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 80800.94 ms. Allocated memory was 304.6 MB in the beginning and 392.7 MB in the end (delta: 88.1 MB). Free memory was 201.0 MB in the beginning and 321.1 MB in the end (delta: -120.1 MB). Peak memory consumption was 140.0 MB. 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 XNF transformer was simplifying 34992 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 80.7s 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, 0.1s 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_u1_e7_3318.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-45-58-519.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_u1_e7_3318.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-45-58-519.csv Completed graceful shutdown