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_4_e3_3511_e3_422.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:42:43,329 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:42:43,331 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:42:43,342 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:42:43,342 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:42:43,343 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:42:43,345 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:42:43,346 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:42:43,348 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:42:43,349 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:42:43,350 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:42:43,350 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:42:43,351 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:42:43,352 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:42:43,353 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:42:43,354 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:42:43,355 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:42:43,357 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:42:43,359 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:42:43,360 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:42:43,361 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:42:43,364 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:42:43,364 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:42:43,364 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:42:43,365 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:42:43,366 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:42:43,367 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:42:43,367 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:42:43,368 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:42:43,369 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:42:43,369 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:42:43,370 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:42:43,370 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:42:43,371 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:42:43,372 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:42:43,372 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 17:42:43,385 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:42:43,386 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:42:43,386 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:42:43,386 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:42:43,387 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:42:43,388 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:42:43,388 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:42:43,388 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:42:43,388 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:42:43,388 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:42:43,389 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:42:43,389 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:42:43,389 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:42:43,389 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:42:43,390 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:42:43,390 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:42:43,390 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:42:43,390 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:42:43,390 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:42:43,392 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:42:43,392 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:42:43,438 INFO ]: Repository-Root is: /tmp [2018-06-22 17:42:43,452 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:42:43,459 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:42:43,461 INFO ]: Initializing SmtParser... [2018-06-22 17:42:43,461 INFO ]: SmtParser initialized [2018-06-22 17:42:43,461 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e3_422.smt2 [2018-06-22 17:42:43,463 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 17:42:43,553 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e3_422.smt2 unknown [2018-06-22 17:42:44,052 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e3_422.smt2 [2018-06-22 17:42:44,057 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:42:44,062 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:42:44,062 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:42:44,062 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:42:44,063 INFO ]: ChcToBoogie initialized [2018-06-22 17:42:44,066 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:42:44" (1/1) ... [2018-06-22 17:42:44,172 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:42:44 Unit [2018-06-22 17:42:44,173 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:42:44,173 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:42:44,173 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:42:44,173 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:42:44,214 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:42:44" (1/1) ... [2018-06-22 17:42:44,214 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:42:44" (1/1) ... [2018-06-22 17:42:44,234 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:42:44" (1/1) ... [2018-06-22 17:42:44,234 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:42:44" (1/1) ... [2018-06-22 17:42:44,245 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:42:44" (1/1) ... [2018-06-22 17:42:44,247 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:42:44" (1/1) ... [2018-06-22 17:42:44,250 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:42:44" (1/1) ... [2018-06-22 17:42:44,254 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:42:44,255 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:42:44,255 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:42:44,255 INFO ]: RCFGBuilder initialized [2018-06-22 17:42:44,255 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:42:44" (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 17:42:44,268 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:42:44,268 INFO ]: Found specification of procedure False [2018-06-22 17:42:44,268 INFO ]: Found implementation of procedure False [2018-06-22 17:42:44,268 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:42:44,268 INFO ]: Found specification of procedure state [2018-06-22 17:42:44,268 INFO ]: Found implementation of procedure state [2018-06-22 17:42:44,268 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:42:44,268 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:42:44,268 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 17:42:44,623 INFO ]: Using library mode [2018-06-22 17:42:44,624 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:42:44 BoogieIcfgContainer [2018-06-22 17:42:44,624 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:42:44,625 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:42:44,625 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:42:44,629 INFO ]: TraceAbstraction initialized [2018-06-22 17:42:44,629 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:42:44" (1/3) ... [2018-06-22 17:42:44,630 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab65645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:42:44, skipping insertion in model container [2018-06-22 17:42:44,630 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:42:44" (2/3) ... [2018-06-22 17:42:44,630 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab65645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:42:44, skipping insertion in model container [2018-06-22 17:42:44,630 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:42:44" (3/3) ... [2018-06-22 17:42:44,633 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:42:44,642 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:42:44,653 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:42:44,703 INFO ]: Using default assertion order modulation [2018-06-22 17:42:44,703 INFO ]: Interprodecural is true [2018-06-22 17:42:44,703 INFO ]: Hoare is false [2018-06-22 17:42:44,703 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:42:44,703 INFO ]: Backedges is TWOTRACK [2018-06-22 17:42:44,703 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:42:44,703 INFO ]: Difference is false [2018-06-22 17:42:44,703 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:42:44,704 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:42:44,717 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:42:44,732 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:42:44,732 INFO ]: Found error trace [2018-06-22 17:42:44,733 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:42:44,733 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:42:44,739 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:42:44,740 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:42:44,740 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:42:44,773 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:42:44,773 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:42:44,773 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:42:44,899 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:42:45,195 WARN ]: Spent 110.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 5 [2018-06-22 17:42:45,198 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:42:45,200 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:42:45,201 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:42:45,203 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:42:45,216 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:42:45,217 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:42:45,218 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:42:45,351 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:42:45,351 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:42:45,353 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:42:45,354 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:42:45,354 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:42:45,369 INFO ]: With dead ends: 13 [2018-06-22 17:42:45,369 INFO ]: Without dead ends: 13 [2018-06-22 17:42:45,372 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 [2018-06-22 17:42:45,397 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:42:45,430 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:42:45,432 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:42:45,432 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:42:45,434 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:42:45,434 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:42:45,434 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:42:45,434 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:42:45,435 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:42:45,436 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:42:45,436 INFO ]: Found error trace [2018-06-22 17:42:45,436 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:42:45,436 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:42:45,436 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:42:45,436 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:42:45,436 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:42:45,437 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:42:45,437 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:42:45,437 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:42:45,680 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:42:47,649 WARN ]: Spent 1.58 s on a formula simplification. DAG size of input: 264 DAG size of output: 102 [2018-06-22 17:42:48,053 WARN ]: Spent 263.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 12 [2018-06-22 17:42:48,056 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:42:48,056 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:42:48,056 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 17:42:48,064 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:42:48,172 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:42:48,187 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:43:55,948 INFO ]: Timeout while computing interpolants [2018-06-22 17:43:56,149 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:43:56,149 WARN ]: Verification canceled [2018-06-22 17:43:56,152 WARN ]: Timeout [2018-06-22 17:43:56,152 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:43:56 BoogieIcfgContainer [2018-06-22 17:43:56,152 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:43:56,153 INFO ]: Toolchain (without parser) took 72096.02 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 243.7 MB in the beginning and 704.4 MB in the end (delta: -460.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:43:56,163 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:43:56,163 INFO ]: ChcToBoogie took 110.54 ms. Allocated memory is still 308.3 MB. Free memory was 242.7 MB in the beginning and 240.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:43:56,164 INFO ]: Boogie Preprocessor took 80.73 ms. Allocated memory is still 308.3 MB. Free memory was 240.7 MB in the beginning and 238.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:43:56,164 INFO ]: RCFGBuilder took 369.15 ms. Allocated memory is still 308.3 MB. Free memory was 238.7 MB in the beginning and 209.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 3.6 GB. [2018-06-22 17:43:56,165 INFO ]: TraceAbstraction took 71527.04 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 208.6 MB in the beginning and 704.4 MB in the end (delta: -495.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:43:56,168 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 308.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 110.54 ms. Allocated memory is still 308.3 MB. Free memory was 242.7 MB in the beginning and 240.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 80.73 ms. Allocated memory is still 308.3 MB. Free memory was 240.7 MB in the beginning and 238.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 369.15 ms. Allocated memory is still 308.3 MB. Free memory was 238.7 MB in the beginning and 209.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71527.04 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 208.6 MB in the beginning and 704.4 MB in the end (delta: -495.8 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 58 quantified variables from 71 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.4s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s 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, 136 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_4_e3_3511_e3_422.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-43-56-184.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_4_e3_3511_e3_422.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-43-56-184.csv Completed graceful shutdown