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_e1_1979.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:01:39,966 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:01:39,968 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:01:39,986 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:01:39,986 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:01:39,987 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:01:39,991 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:01:39,993 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:01:39,994 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:01:39,996 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:01:39,997 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:01:39,997 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:01:39,998 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:01:39,999 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:01:40,000 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:01:40,004 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:01:40,005 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:01:40,015 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:01:40,016 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:01:40,017 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:01:40,018 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:01:40,026 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:01:40,026 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:01:40,026 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:01:40,027 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:01:40,028 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:01:40,029 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:01:40,029 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:01:40,030 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:01:40,030 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:01:40,037 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:01:40,038 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:01:40,038 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:01:40,038 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:01:40,039 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:01:40,039 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 18:01:40,062 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:01:40,063 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:01:40,063 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:01:40,063 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:01:40,065 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:01:40,065 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:01:40,066 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:01:40,066 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:01:40,066 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:01:40,066 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:01:40,066 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:01:40,067 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:01:40,067 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:01:40,067 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:01:40,067 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:01:40,067 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:01:40,067 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:01:40,071 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:01:40,071 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:01:40,073 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:01:40,073 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:01:40,119 INFO ]: Repository-Root is: /tmp [2018-06-22 18:01:40,135 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:01:40,139 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:01:40,141 INFO ]: Initializing SmtParser... [2018-06-22 18:01:40,141 INFO ]: SmtParser initialized [2018-06-22 18:01:40,142 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e3_314_e1_1979.smt2 [2018-06-22 18:01:40,143 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 18:01:40,238 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e3_314_e1_1979.smt2 unknown [2018-06-22 18:01:40,714 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e3_314_e1_1979.smt2 [2018-06-22 18:01:40,718 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:01:40,724 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:01:40,725 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:01:40,725 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:01:40,725 INFO ]: ChcToBoogie initialized [2018-06-22 18:01:40,728 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:01:40" (1/1) ... [2018-06-22 18:01:40,820 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:40 Unit [2018-06-22 18:01:40,820 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:01:40,821 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:01:40,821 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:01:40,821 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:01:40,844 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:40" (1/1) ... [2018-06-22 18:01:40,844 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:40" (1/1) ... [2018-06-22 18:01:40,856 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:40" (1/1) ... [2018-06-22 18:01:40,856 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:40" (1/1) ... [2018-06-22 18:01:40,871 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:40" (1/1) ... [2018-06-22 18:01:40,873 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:40" (1/1) ... [2018-06-22 18:01:40,876 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:40" (1/1) ... [2018-06-22 18:01:40,880 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:01:40,881 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:01:40,881 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:01:40,881 INFO ]: RCFGBuilder initialized [2018-06-22 18:01:40,882 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:40" (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) [2018-06-22 18:01:40,891 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:01:40,891 INFO ]: Found specification of procedure False [2018-06-22 18:01:40,891 INFO ]: Found implementation of procedure False [2018-06-22 18:01:40,892 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:01:40,892 INFO ]: Found specification of procedure state [2018-06-22 18:01:40,892 INFO ]: Found implementation of procedure state [2018-06-22 18:01:40,892 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:01:40,892 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:01:40,892 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 18:01:41,350 INFO ]: Using library mode [2018-06-22 18:01:41,352 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:01:41 BoogieIcfgContainer [2018-06-22 18:01:41,352 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:01:41,354 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:01:41,354 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:01:41,357 INFO ]: TraceAbstraction initialized [2018-06-22 18:01:41,358 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:01:40" (1/3) ... [2018-06-22 18:01:41,358 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1278667a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:01:41, skipping insertion in model container [2018-06-22 18:01:41,358 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:40" (2/3) ... [2018-06-22 18:01:41,359 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1278667a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:01:41, skipping insertion in model container [2018-06-22 18:01:41,359 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:01:41" (3/3) ... [2018-06-22 18:01:41,364 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:01:41,374 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:01:41,383 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:01:41,422 INFO ]: Using default assertion order modulation [2018-06-22 18:01:41,423 INFO ]: Interprodecural is true [2018-06-22 18:01:41,423 INFO ]: Hoare is false [2018-06-22 18:01:41,423 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:01:41,423 INFO ]: Backedges is TWOTRACK [2018-06-22 18:01:41,423 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:01:41,423 INFO ]: Difference is false [2018-06-22 18:01:41,423 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:01:41,423 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:01:41,436 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:01:41,446 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:01:41,446 INFO ]: Found error trace [2018-06-22 18:01:41,451 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:01:41,451 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:01:41,457 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:01:41,460 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:01:41,460 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:01:41,495 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:01:41,495 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:01:41,495 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:01:41,612 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:01:42,394 WARN ]: Spent 550.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 13 [2018-06-22 18:01:42,398 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:01:42,402 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:01:42,402 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:01:42,404 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:01:42,419 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:01:42,420 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:01:42,431 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:01:42,577 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:01:42,578 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:01:42,579 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:01:42,581 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:01:42,581 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:01:42,593 INFO ]: With dead ends: 13 [2018-06-22 18:01:42,593 INFO ]: Without dead ends: 13 [2018-06-22 18:01:42,595 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:01:42,615 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:01:42,646 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:01:42,647 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:01:42,648 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:01:42,650 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:01:42,650 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:01:42,650 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:01:42,650 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:01:42,650 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:01:42,651 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:01:42,651 INFO ]: Found error trace [2018-06-22 18:01:42,651 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:01:42,651 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:01:42,651 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:01:42,651 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:01:42,651 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:01:42,652 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:01:42,652 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:01:42,652 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:01:42,845 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:01:46,038 WARN ]: Spent 2.70 s on a formula simplification. DAG size of input: 387 DAG size of output: 201 [2018-06-22 18:01:46,176 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:01:46,177 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:01:46,177 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 18:01:46,192 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:01:46,291 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:01:46,305 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:02:53,821 INFO ]: Timeout while computing interpolants [2018-06-22 18:02:54,022 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:02:54,022 WARN ]: Verification canceled [2018-06-22 18:02:54,026 WARN ]: Timeout [2018-06-22 18:02:54,026 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:02:54 BoogieIcfgContainer [2018-06-22 18:02:54,026 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:02:54,027 INFO ]: Toolchain (without parser) took 73308.37 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.9 MB in the beginning and 862.7 MB in the end (delta: -620.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:02:54,027 INFO ]: SmtParser took 0.05 ms. Allocated memory is still 309.3 MB. Free memory is still 274.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:02:54,028 INFO ]: ChcToBoogie took 95.95 ms. Allocated memory is still 309.3 MB. Free memory was 241.9 MB in the beginning and 239.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:02:54,028 INFO ]: Boogie Preprocessor took 59.21 ms. Allocated memory is still 309.3 MB. Free memory was 239.9 MB in the beginning and 237.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:02:54,028 INFO ]: RCFGBuilder took 471.11 ms. Allocated memory is still 309.3 MB. Free memory was 237.9 MB in the beginning and 206.0 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 3.6 GB. [2018-06-22 18:02:54,029 INFO ]: TraceAbstraction took 72671.88 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 206.0 MB in the beginning and 862.7 MB in the end (delta: -656.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:02:54,031 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.05 ms. Allocated memory is still 309.3 MB. Free memory is still 274.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 95.95 ms. Allocated memory is still 309.3 MB. Free memory was 241.9 MB in the beginning and 239.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 59.21 ms. Allocated memory is still 309.3 MB. Free memory was 239.9 MB in the beginning and 237.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 471.11 ms. Allocated memory is still 309.3 MB. Free memory was 237.9 MB in the beginning and 206.0 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 72671.88 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 206.0 MB in the beginning and 862.7 MB in the end (delta: -656.6 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 64 quantified variables from 90 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 72.6s 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, 0.6s 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, 0.7s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 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_e1_1979.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-02-54-041.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_a3_e3_314_e1_1979.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-02-54-041.csv Completed graceful shutdown