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_all.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:13:16,072 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:13:16,074 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:13:16,085 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:13:16,085 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:13:16,086 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:13:16,087 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:13:16,091 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:13:16,093 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:13:16,093 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:13:16,096 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:13:16,097 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:13:16,097 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:13:16,098 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:13:16,099 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:13:16,102 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:13:16,104 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:13:16,116 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:13:16,118 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:13:16,118 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:13:16,119 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:13:16,121 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:13:16,122 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:13:16,122 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:13:16,123 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:13:16,124 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:13:16,124 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:13:16,127 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:13:16,128 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:13:16,128 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:13:16,129 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:13:16,130 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:13:16,130 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:13:16,130 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:13:16,132 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:13:16,132 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 18:13:16,156 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:13:16,156 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:13:16,156 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:13:16,156 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:13:16,157 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:13:16,158 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:13:16,158 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:13:16,158 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:13:16,158 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:13:16,158 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:13:16,159 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:13:16,159 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:13:16,159 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:13:16,159 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:13:16,159 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:13:16,160 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:13:16,160 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:13:16,160 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:13:16,160 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:13:16,161 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:13:16,161 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:13:16,203 INFO ]: Repository-Root is: /tmp [2018-06-22 18:13:16,213 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:13:16,217 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:13:16,218 INFO ]: Initializing SmtParser... [2018-06-22 18:13:16,218 INFO ]: SmtParser initialized [2018-06-22 18:13:16,219 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all.smt2 [2018-06-22 18:13:16,220 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 18:13:16,314 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all.smt2 unknown [2018-06-22 18:13:16,871 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all.smt2 [2018-06-22 18:13:16,876 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:13:16,890 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:13:16,891 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:13:16,891 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:13:16,891 INFO ]: ChcToBoogie initialized [2018-06-22 18:13:16,894 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:13:16" (1/1) ... [2018-06-22 18:13:16,966 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:13:16 Unit [2018-06-22 18:13:16,966 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:13:16,966 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:13:16,966 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:13:16,966 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:13:16,989 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:13:16" (1/1) ... [2018-06-22 18:13:16,989 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:13:16" (1/1) ... [2018-06-22 18:13:17,004 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:13:16" (1/1) ... [2018-06-22 18:13:17,004 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:13:16" (1/1) ... [2018-06-22 18:13:17,014 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:13:16" (1/1) ... [2018-06-22 18:13:17,015 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:13:16" (1/1) ... [2018-06-22 18:13:17,018 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:13:16" (1/1) ... [2018-06-22 18:13:17,023 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:13:17,023 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:13:17,023 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:13:17,023 INFO ]: RCFGBuilder initialized [2018-06-22 18:13:17,024 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:13:16" (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 18:13:17,039 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:13:17,039 INFO ]: Found specification of procedure False [2018-06-22 18:13:17,039 INFO ]: Found implementation of procedure False [2018-06-22 18:13:17,039 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:13:17,039 INFO ]: Found specification of procedure state [2018-06-22 18:13:17,039 INFO ]: Found implementation of procedure state [2018-06-22 18:13:17,039 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:13:17,039 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:13:17,039 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 18:13:17,375 INFO ]: Using library mode [2018-06-22 18:13:17,376 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:13:17 BoogieIcfgContainer [2018-06-22 18:13:17,376 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:13:17,378 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:13:17,378 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:13:17,381 INFO ]: TraceAbstraction initialized [2018-06-22 18:13:17,381 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:13:16" (1/3) ... [2018-06-22 18:13:17,382 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27cc76dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:13:17, skipping insertion in model container [2018-06-22 18:13:17,382 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:13:16" (2/3) ... [2018-06-22 18:13:17,383 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27cc76dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:13:17, skipping insertion in model container [2018-06-22 18:13:17,383 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:13:17" (3/3) ... [2018-06-22 18:13:17,385 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:13:17,394 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:13:17,405 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:13:17,454 INFO ]: Using default assertion order modulation [2018-06-22 18:13:17,455 INFO ]: Interprodecural is true [2018-06-22 18:13:17,455 INFO ]: Hoare is false [2018-06-22 18:13:17,455 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:13:17,455 INFO ]: Backedges is TWOTRACK [2018-06-22 18:13:17,455 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:13:17,455 INFO ]: Difference is false [2018-06-22 18:13:17,455 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:13:17,455 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:13:17,475 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:13:17,495 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:13:17,495 INFO ]: Found error trace [2018-06-22 18:13:17,497 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:13:17,498 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:13:17,504 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:13:17,507 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:13:17,507 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:13:17,541 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:13:17,541 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:13:17,541 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:13:17,689 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:13:18,257 WARN ]: Spent 300.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 12 [2018-06-22 18:13:18,259 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:13:18,263 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:13:18,263 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:13:18,265 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:13:18,275 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:13:18,275 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:13:18,277 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:13:18,429 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:13:18,429 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:13:18,430 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:13:18,431 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:13:18,432 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:13:18,445 INFO ]: With dead ends: 13 [2018-06-22 18:13:18,445 INFO ]: Without dead ends: 13 [2018-06-22 18:13:18,447 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:13:18,466 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:13:18,500 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:13:18,501 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:13:18,501 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:13:18,504 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:13:18,504 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:13:18,504 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:13:18,504 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:13:18,504 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:13:18,506 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:13:18,506 INFO ]: Found error trace [2018-06-22 18:13:18,506 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:13:18,506 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:13:18,506 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:13:18,506 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:13:18,506 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:13:18,507 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:13:18,507 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:13:18,507 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:13:18,743 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:13:21,878 WARN ]: Spent 2.56 s on a formula simplification. DAG size of input: 344 DAG size of output: 194 [2018-06-22 18:13:22,149 WARN ]: Spent 112.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 15 [2018-06-22 18:13:22,153 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:13:22,153 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:13:22,154 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 18:13:22,166 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:13:22,299 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:13:22,319 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:14:26,639 INFO ]: Timeout while computing interpolants [2018-06-22 18:14:26,840 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:14:26,840 WARN ]: Verification canceled [2018-06-22 18:14:26,843 WARN ]: Timeout [2018-06-22 18:14:26,843 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:14:26 BoogieIcfgContainer [2018-06-22 18:14:26,843 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:14:26,844 INFO ]: Toolchain (without parser) took 69967.70 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.8 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:14:26,845 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.2 MB. Free memory is still 271.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:14:26,845 INFO ]: ChcToBoogie took 75.14 ms. Allocated memory is still 307.2 MB. Free memory was 239.8 MB in the beginning and 237.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:14:26,845 INFO ]: Boogie Preprocessor took 56.33 ms. Allocated memory is still 307.2 MB. Free memory was 237.8 MB in the beginning and 235.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:14:26,857 INFO ]: RCFGBuilder took 352.87 ms. Allocated memory is still 307.2 MB. Free memory was 235.8 MB in the beginning and 205.9 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. [2018-06-22 18:14:26,857 INFO ]: TraceAbstraction took 69465.52 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 205.9 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:14:26,860 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 307.2 MB. Free memory is still 271.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 75.14 ms. Allocated memory is still 307.2 MB. Free memory was 239.8 MB in the beginning and 237.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.33 ms. Allocated memory is still 307.2 MB. Free memory was 237.8 MB in the beginning and 235.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 352.87 ms. Allocated memory is still 307.2 MB. Free memory was 235.8 MB in the beginning and 205.9 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69465.52 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 205.9 MB in the beginning and 1.3 GB in the end (delta: -1.0 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 49 quantified variables from 64 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 69.4s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s 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, 0.5s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 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_all.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-14-26-875.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-14-26-875.csv Completed graceful shutdown