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_1_e1_1092_e3_389.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:32:18,336 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:32:18,339 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:32:18,354 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:32:18,354 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:32:18,356 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:32:18,357 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:32:18,360 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:32:18,361 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:32:18,363 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:32:18,364 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:32:18,364 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:32:18,365 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:32:18,368 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:32:18,370 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:32:18,371 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:32:18,373 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:32:18,381 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:32:18,383 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:32:18,384 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:32:18,392 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:32:18,395 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:32:18,395 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:32:18,395 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:32:18,396 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:32:18,397 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:32:18,397 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:32:18,401 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:32:18,402 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:32:18,402 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:32:18,403 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:32:18,410 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:32:18,410 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:32:18,411 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:32:18,412 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:32:18,412 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 17:32:18,433 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:32:18,434 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:32:18,435 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:32:18,435 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:32:18,436 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:32:18,436 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:32:18,436 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:32:18,436 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:32:18,437 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:32:18,437 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:32:18,437 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:32:18,437 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:32:18,437 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:32:18,438 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:32:18,441 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:32:18,441 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:32:18,442 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:32:18,442 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:32:18,442 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:32:18,443 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:32:18,444 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:32:18,493 INFO ]: Repository-Root is: /tmp [2018-06-22 17:32:18,511 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:32:18,518 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:32:18,519 INFO ]: Initializing SmtParser... [2018-06-22 17:32:18,519 INFO ]: SmtParser initialized [2018-06-22 17:32:18,520 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_1_e1_1092_e3_389.smt2 [2018-06-22 17:32:18,521 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 17:32:18,615 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_1_e1_1092_e3_389.smt2 unknown [2018-06-22 17:32:19,138 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_1_e1_1092_e3_389.smt2 [2018-06-22 17:32:19,143 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:32:19,149 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:32:19,150 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:32:19,150 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:32:19,150 INFO ]: ChcToBoogie initialized [2018-06-22 17:32:19,153 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:32:19" (1/1) ... [2018-06-22 17:32:19,233 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:32:19 Unit [2018-06-22 17:32:19,233 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:32:19,234 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:32:19,234 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:32:19,234 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:32:19,261 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:32:19" (1/1) ... [2018-06-22 17:32:19,261 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:32:19" (1/1) ... [2018-06-22 17:32:19,271 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:32:19" (1/1) ... [2018-06-22 17:32:19,271 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:32:19" (1/1) ... [2018-06-22 17:32:19,279 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:32:19" (1/1) ... [2018-06-22 17:32:19,280 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:32:19" (1/1) ... [2018-06-22 17:32:19,284 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:32:19" (1/1) ... [2018-06-22 17:32:19,288 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:32:19,289 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:32:19,289 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:32:19,289 INFO ]: RCFGBuilder initialized [2018-06-22 17:32:19,290 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:32:19" (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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:32:19,318 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:32:19,318 INFO ]: Found specification of procedure False [2018-06-22 17:32:19,318 INFO ]: Found implementation of procedure False [2018-06-22 17:32:19,318 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:32:19,319 INFO ]: Found specification of procedure state [2018-06-22 17:32:19,319 INFO ]: Found implementation of procedure state [2018-06-22 17:32:19,319 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:32:19,319 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:32:19,319 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:32:19,822 INFO ]: Using library mode [2018-06-22 17:32:19,823 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:32:19 BoogieIcfgContainer [2018-06-22 17:32:19,823 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:32:19,825 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:32:19,825 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:32:19,828 INFO ]: TraceAbstraction initialized [2018-06-22 17:32:19,828 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:32:19" (1/3) ... [2018-06-22 17:32:19,829 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ed91206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:32:19, skipping insertion in model container [2018-06-22 17:32:19,829 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:32:19" (2/3) ... [2018-06-22 17:32:19,829 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ed91206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:32:19, skipping insertion in model container [2018-06-22 17:32:19,829 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:32:19" (3/3) ... [2018-06-22 17:32:19,831 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:32:19,841 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:32:19,849 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:32:19,900 INFO ]: Using default assertion order modulation [2018-06-22 17:32:19,901 INFO ]: Interprodecural is true [2018-06-22 17:32:19,901 INFO ]: Hoare is false [2018-06-22 17:32:19,901 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:32:19,901 INFO ]: Backedges is TWOTRACK [2018-06-22 17:32:19,901 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:32:19,901 INFO ]: Difference is false [2018-06-22 17:32:19,901 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:32:19,901 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:32:19,921 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:32:19,930 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:32:19,930 INFO ]: Found error trace [2018-06-22 17:32:19,931 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:32:19,931 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:32:19,937 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:32:19,939 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:32:19,939 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:32:19,985 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:32:19,986 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:32:19,986 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:32:20,059 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:32:20,313 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:32:20,317 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:32:20,317 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:32:20,319 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:32:20,336 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:32:20,336 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:32:20,338 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:32:20,488 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:32:20,489 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:32:20,490 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:32:20,492 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:32:20,492 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:32:20,532 INFO ]: With dead ends: 13 [2018-06-22 17:32:20,532 INFO ]: Without dead ends: 13 [2018-06-22 17:32:20,540 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 17:32:20,560 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:32:20,600 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:32:20,601 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:32:20,602 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:32:20,604 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:32:20,604 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:32:20,604 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:32:20,604 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:32:20,604 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:32:20,606 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:32:20,606 INFO ]: Found error trace [2018-06-22 17:32:20,606 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:32:20,606 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:32:20,606 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:32:20,606 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:32:20,606 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:32:20,607 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:32:20,607 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:32:20,607 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:32:20,831 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:32:24,492 WARN ]: Spent 3.10 s on a formula simplification. DAG size of input: 293 DAG size of output: 171 [2018-06-22 17:32:25,293 WARN ]: Spent 632.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 4 [2018-06-22 17:32:25,295 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:32:25,312 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:32:25,312 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 17:32:25,319 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:32:25,436 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:32:25,454 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:33:31,923 INFO ]: Timeout while computing interpolants [2018-06-22 17:33:32,124 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:33:32,124 WARN ]: Verification canceled [2018-06-22 17:33:32,130 WARN ]: Timeout [2018-06-22 17:33:32,130 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:33:32 BoogieIcfgContainer [2018-06-22 17:33:32,130 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:33:32,131 INFO ]: Toolchain (without parser) took 72987.04 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 242.7 MB in the beginning and 213.9 MB in the end (delta: 28.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:33:32,132 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:33:32,132 INFO ]: ChcToBoogie took 84.24 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 17:33:32,144 INFO ]: Boogie Preprocessor took 53.76 ms. Allocated memory is still 308.3 MB. Free memory was 240.7 MB in the beginning and 238.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:33:32,144 INFO ]: RCFGBuilder took 534.37 ms. Allocated memory is still 308.3 MB. Free memory was 238.6 MB in the beginning and 210.7 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:33:32,145 INFO ]: TraceAbstraction took 72305.28 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 208.7 MB in the beginning and 213.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:33:32,148 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 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 84.24 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 53.76 ms. Allocated memory is still 308.3 MB. Free memory was 240.7 MB in the beginning and 238.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 3.6 GB. * RCFGBuilder took 534.37 ms. Allocated memory is still 308.3 MB. Free memory was 238.6 MB in the beginning and 210.7 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 72305.28 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 208.7 MB in the beginning and 213.9 MB in the end (delta: -5.2 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 34 quantified variables from 38 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 72.2s 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, 0.1s 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_1_e1_1092_e3_389.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-33-32-171.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_1_e1_1092_e3_389.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-33-32-171.csv Completed graceful shutdown