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_a3_e3_314_e4_897.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:02:57,328 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:02:57,333 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:02:57,347 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:02:57,347 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:02:57,350 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:02:57,351 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:02:57,357 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:02:57,358 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:02:57,359 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:02:57,360 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:02:57,361 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:02:57,362 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:02:57,363 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:02:57,364 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:02:57,364 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:02:57,368 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:02:57,369 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:02:57,379 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:02:57,380 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:02:57,381 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:02:57,383 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:02:57,383 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:02:57,383 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:02:57,387 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:02:57,388 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:02:57,389 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:02:57,389 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:02:57,391 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:02:57,392 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:02:57,392 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:02:57,393 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:02:57,393 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:02:57,397 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:02:57,398 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:02:57,398 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 18:02:57,413 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:02:57,414 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:02:57,414 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:02:57,414 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:02:57,415 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:02:57,415 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:02:57,415 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:02:57,416 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:02:57,416 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:02:57,416 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:02:57,416 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:02:57,416 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:02:57,417 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:02:57,417 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:02:57,417 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:02:57,417 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:02:57,418 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:02:57,418 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:02:57,418 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:02:57,419 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:02:57,419 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:02:57,479 INFO ]: Repository-Root is: /tmp [2018-06-22 18:02:57,498 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:02:57,504 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:02:57,505 INFO ]: Initializing SmtParser... [2018-06-22 18:02:57,505 INFO ]: SmtParser initialized [2018-06-22 18:02:57,506 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e3_314_e4_897.smt2 [2018-06-22 18:02:57,507 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 18:02:57,596 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e3_314_e4_897.smt2 unknown [2018-06-22 18:02:58,144 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e3_314_e4_897.smt2 [2018-06-22 18:02:58,148 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:02:58,153 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:02:58,154 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:02:58,154 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:02:58,154 INFO ]: ChcToBoogie initialized [2018-06-22 18:02:58,157 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:02:58" (1/1) ... [2018-06-22 18:02:58,218 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:02:58 Unit [2018-06-22 18:02:58,218 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:02:58,221 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:02:58,221 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:02:58,221 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:02:58,244 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:02:58" (1/1) ... [2018-06-22 18:02:58,244 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:02:58" (1/1) ... [2018-06-22 18:02:58,258 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:02:58" (1/1) ... [2018-06-22 18:02:58,259 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:02:58" (1/1) ... [2018-06-22 18:02:58,279 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:02:58" (1/1) ... [2018-06-22 18:02:58,290 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:02:58" (1/1) ... [2018-06-22 18:02:58,293 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:02:58" (1/1) ... [2018-06-22 18:02:58,297 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:02:58,298 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:02:58,298 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:02:58,298 INFO ]: RCFGBuilder initialized [2018-06-22 18:02:58,308 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:02:58" (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 18:02:58,331 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:02:58,332 INFO ]: Found specification of procedure False [2018-06-22 18:02:58,332 INFO ]: Found implementation of procedure False [2018-06-22 18:02:58,332 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:02:58,332 INFO ]: Found specification of procedure state [2018-06-22 18:02:58,332 INFO ]: Found implementation of procedure state [2018-06-22 18:02:58,332 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:02:58,332 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:02:58,332 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 18:02:58,854 INFO ]: Using library mode [2018-06-22 18:02:58,855 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:02:58 BoogieIcfgContainer [2018-06-22 18:02:58,855 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:02:58,857 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:02:58,857 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:02:58,860 INFO ]: TraceAbstraction initialized [2018-06-22 18:02:58,860 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:02:58" (1/3) ... [2018-06-22 18:02:58,861 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d4f9b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:02:58, skipping insertion in model container [2018-06-22 18:02:58,861 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:02:58" (2/3) ... [2018-06-22 18:02:58,861 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d4f9b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:02:58, skipping insertion in model container [2018-06-22 18:02:58,862 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:02:58" (3/3) ... [2018-06-22 18:02:58,867 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:02:58,878 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:02:58,889 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:02:58,941 INFO ]: Using default assertion order modulation [2018-06-22 18:02:58,941 INFO ]: Interprodecural is true [2018-06-22 18:02:58,942 INFO ]: Hoare is false [2018-06-22 18:02:58,942 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:02:58,942 INFO ]: Backedges is TWOTRACK [2018-06-22 18:02:58,942 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:02:58,942 INFO ]: Difference is false [2018-06-22 18:02:58,942 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:02:58,942 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:02:58,958 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:02:58,969 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:02:58,970 INFO ]: Found error trace [2018-06-22 18:02:58,971 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:02:58,971 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:02:58,976 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:02:58,979 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:02:58,980 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:02:59,023 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:02:59,023 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:02:59,023 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:02:59,157 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:02:59,645 WARN ]: Spent 202.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 7 [2018-06-22 18:02:59,648 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:02:59,650 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:02:59,650 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:02:59,652 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:02:59,667 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:02:59,668 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:02:59,679 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:02:59,813 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:02:59,813 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:02:59,814 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:02:59,815 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:02:59,816 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:02:59,830 INFO ]: With dead ends: 13 [2018-06-22 18:02:59,830 INFO ]: Without dead ends: 13 [2018-06-22 18:02:59,833 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:02:59,850 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:02:59,886 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:02:59,887 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:02:59,887 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:02:59,889 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:02:59,890 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:02:59,890 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:02:59,890 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:02:59,890 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:02:59,891 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:02:59,891 INFO ]: Found error trace [2018-06-22 18:02:59,891 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:02:59,891 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:02:59,891 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:02:59,891 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:02:59,891 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:02:59,892 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:02:59,892 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:02:59,892 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:03:00,025 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:03:03,660 WARN ]: Spent 3.14 s on a formula simplification. DAG size of input: 312 DAG size of output: 218 [2018-06-22 18:03:04,040 WARN ]: Spent 151.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 4 [2018-06-22 18:03:04,043 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:03:04,057 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:03:04,058 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 18:03:04,069 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:03:04,215 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:03:04,233 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:04:10,273 INFO ]: Timeout while computing interpolants [2018-06-22 18:04:10,474 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:04:10,474 WARN ]: Verification canceled [2018-06-22 18:04:10,477 WARN ]: Timeout [2018-06-22 18:04:10,478 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:04:10 BoogieIcfgContainer [2018-06-22 18:04:10,478 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:04:10,478 INFO ]: Toolchain (without parser) took 72329.51 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 237.6 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:04:10,479 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:04:10,479 INFO ]: ChcToBoogie took 64.24 ms. Allocated memory is still 306.2 MB. Free memory was 237.6 MB in the beginning and 234.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:04:10,480 INFO ]: Boogie Preprocessor took 75.81 ms. Allocated memory is still 306.2 MB. Free memory was 234.6 MB in the beginning and 232.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:04:10,480 INFO ]: RCFGBuilder took 557.84 ms. Allocated memory is still 306.2 MB. Free memory was 232.6 MB in the beginning and 201.6 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:04:10,480 INFO ]: TraceAbstraction took 71620.94 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.6 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:04:10,483 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 64.24 ms. Allocated memory is still 306.2 MB. Free memory was 237.6 MB in the beginning and 234.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 75.81 ms. Allocated memory is still 306.2 MB. Free memory was 234.6 MB in the beginning and 232.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 557.84 ms. Allocated memory is still 306.2 MB. Free memory was 232.6 MB in the beginning and 201.6 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71620.94 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.6 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 59 quantified variables from 76 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.5s 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, 0.2s 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, 0.4s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 184 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_a3_e3_314_e4_897.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-04-10-499.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_a3_e3_314_e4_897.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-04-10-499.csv Completed graceful shutdown