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_2_e1_3099_e3_2660.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:35:01,342 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:35:01,345 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:35:01,360 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:35:01,360 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:35:01,361 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:35:01,362 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:35:01,367 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:35:01,368 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:35:01,371 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:35:01,371 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:35:01,372 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:35:01,372 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:35:01,377 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:35:01,378 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:35:01,379 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:35:01,392 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:35:01,394 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:35:01,395 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:35:01,396 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:35:01,397 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:35:01,402 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:35:01,403 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:35:01,403 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:35:01,404 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:35:01,405 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:35:01,406 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:35:01,409 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:35:01,410 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:35:01,411 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:35:01,416 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:35:01,417 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:35:01,417 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:35:01,418 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:35:01,419 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:35:01,419 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 17:35:01,442 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:35:01,442 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:35:01,444 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:35:01,444 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:35:01,445 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:35:01,446 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:35:01,446 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:35:01,446 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:35:01,446 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:35:01,447 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:35:01,447 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:35:01,447 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:35:01,447 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:35:01,447 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:35:01,447 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:35:01,448 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:35:01,448 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:35:01,448 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:35:01,448 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:35:01,450 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:35:01,451 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:35:01,501 INFO ]: Repository-Root is: /tmp [2018-06-22 17:35:01,519 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:35:01,523 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:35:01,525 INFO ]: Initializing SmtParser... [2018-06-22 17:35:01,525 INFO ]: SmtParser initialized [2018-06-22 17:35:01,526 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099_e3_2660.smt2 [2018-06-22 17:35:01,527 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 17:35:01,643 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099_e3_2660.smt2 unknown [2018-06-22 17:35:02,414 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099_e3_2660.smt2 [2018-06-22 17:35:02,418 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:35:02,424 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:35:02,427 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:35:02,427 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:35:02,427 INFO ]: ChcToBoogie initialized [2018-06-22 17:35:02,430 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:35:02" (1/1) ... [2018-06-22 17:35:02,515 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:02 Unit [2018-06-22 17:35:02,515 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:35:02,516 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:35:02,516 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:35:02,516 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:35:02,544 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:02" (1/1) ... [2018-06-22 17:35:02,544 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:02" (1/1) ... [2018-06-22 17:35:02,565 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:02" (1/1) ... [2018-06-22 17:35:02,565 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:02" (1/1) ... [2018-06-22 17:35:02,584 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:02" (1/1) ... [2018-06-22 17:35:02,585 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:02" (1/1) ... [2018-06-22 17:35:02,597 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:02" (1/1) ... [2018-06-22 17:35:02,600 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:35:02,601 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:35:02,601 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:35:02,601 INFO ]: RCFGBuilder initialized [2018-06-22 17:35:02,602 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:02" (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 17:35:02,623 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:35:02,623 INFO ]: Found specification of procedure False [2018-06-22 17:35:02,623 INFO ]: Found implementation of procedure False [2018-06-22 17:35:02,623 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:35:02,623 INFO ]: Found specification of procedure state [2018-06-22 17:35:02,623 INFO ]: Found implementation of procedure state [2018-06-22 17:35:02,623 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:35:02,623 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:35:02,623 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 17:35:03,070 INFO ]: Using library mode [2018-06-22 17:35:03,071 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:35:03 BoogieIcfgContainer [2018-06-22 17:35:03,071 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:35:03,073 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:35:03,073 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:35:03,079 INFO ]: TraceAbstraction initialized [2018-06-22 17:35:03,079 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:35:02" (1/3) ... [2018-06-22 17:35:03,081 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@598ea89c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:35:03, skipping insertion in model container [2018-06-22 17:35:03,081 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:02" (2/3) ... [2018-06-22 17:35:03,081 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@598ea89c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:35:03, skipping insertion in model container [2018-06-22 17:35:03,081 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:35:03" (3/3) ... [2018-06-22 17:35:03,083 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:35:03,103 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:35:03,117 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:35:03,169 INFO ]: Using default assertion order modulation [2018-06-22 17:35:03,170 INFO ]: Interprodecural is true [2018-06-22 17:35:03,170 INFO ]: Hoare is false [2018-06-22 17:35:03,170 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:35:03,170 INFO ]: Backedges is TWOTRACK [2018-06-22 17:35:03,170 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:35:03,170 INFO ]: Difference is false [2018-06-22 17:35:03,170 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:35:03,170 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:35:03,186 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:35:03,203 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:35:03,203 INFO ]: Found error trace [2018-06-22 17:35:03,204 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:35:03,204 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:35:03,211 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:35:03,213 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:35:03,213 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:35:03,276 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:35:03,276 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:35:03,276 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:35:03,422 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:35:03,864 WARN ]: Spent 197.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 7 [2018-06-22 17:35:03,867 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:35:03,870 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:35:03,870 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:35:03,872 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:35:03,891 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:35:03,892 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:35:03,894 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:35:04,062 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:35:04,062 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:35:04,063 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:35:04,064 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:35:04,065 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:35:04,079 INFO ]: With dead ends: 13 [2018-06-22 17:35:04,079 INFO ]: Without dead ends: 13 [2018-06-22 17:35:04,084 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 17:35:04,102 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:35:04,124 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:35:04,126 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:35:04,126 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:35:04,128 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:35:04,128 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:35:04,128 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:35:04,128 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:35:04,128 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:35:04,129 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:35:04,129 INFO ]: Found error trace [2018-06-22 17:35:04,129 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:35:04,129 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:35:04,130 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:35:04,130 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:35:04,130 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:35:04,130 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:35:04,130 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:35:04,130 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:35:04,279 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:35:14,352 WARN ]: Spent 9.41 s on a formula simplification. DAG size of input: 371 DAG size of output: 201 [2018-06-22 17:35:14,644 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:35:14,644 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:35:14,644 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 17:35:14,658 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:35:14,808 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:35:14,828 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:36:14,209 INFO ]: Timeout while computing interpolants [2018-06-22 17:36:14,410 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:36:14,410 WARN ]: Verification canceled [2018-06-22 17:36:14,414 WARN ]: Timeout [2018-06-22 17:36:14,414 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:36:14 BoogieIcfgContainer [2018-06-22 17:36:14,414 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:36:14,415 INFO ]: Toolchain (without parser) took 71996.22 ms. Allocated memory was 300.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 235.4 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:36:14,416 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 300.9 MB. Free memory is still 265.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:36:14,416 INFO ]: ChcToBoogie took 89.02 ms. Allocated memory is still 300.9 MB. Free memory was 235.4 MB in the beginning and 233.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:36:14,416 INFO ]: Boogie Preprocessor took 84.43 ms. Allocated memory is still 300.9 MB. Free memory was 233.4 MB in the beginning and 231.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:36:14,417 INFO ]: RCFGBuilder took 470.35 ms. Allocated memory is still 300.9 MB. Free memory was 231.4 MB in the beginning and 201.5 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. [2018-06-22 17:36:14,417 INFO ]: TraceAbstraction took 71341.37 ms. Allocated memory was 300.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.5 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:36:14,420 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 300.9 MB. Free memory is still 265.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 89.02 ms. Allocated memory is still 300.9 MB. Free memory was 235.4 MB in the beginning and 233.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 84.43 ms. Allocated memory is still 300.9 MB. Free memory was 233.4 MB in the beginning and 231.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 470.35 ms. Allocated memory is still 300.9 MB. Free memory was 231.4 MB in the beginning and 201.5 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71341.37 ms. Allocated memory was 300.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.5 MB in the beginning and 1.3 GB in the end (delta: -1.1 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 43 quantified variables from 56 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s 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_2_e1_3099_e3_2660.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-36-14-431.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_2_e1_3099_e3_2660.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-36-14-431.csv Completed graceful shutdown