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_e3_151_e3_1540.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:36:28,261 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:36:28,264 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:36:28,275 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:36:28,275 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:36:28,276 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:36:28,277 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:36:28,281 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:36:28,282 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:36:28,284 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:36:28,285 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:36:28,285 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:36:28,286 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:36:28,291 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:36:28,292 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:36:28,292 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:36:28,294 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:36:28,296 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:36:28,297 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:36:28,298 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:36:28,299 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:36:28,302 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:36:28,302 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:36:28,302 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:36:28,303 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:36:28,304 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:36:28,305 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:36:28,305 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:36:28,306 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:36:28,307 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:36:28,307 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:36:28,308 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:36:28,308 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:36:28,309 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:36:28,309 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:36:28,310 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 17:36:28,323 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:36:28,323 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:36:28,324 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:36:28,324 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:36:28,325 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:36:28,325 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:36:28,325 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:36:28,325 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:36:28,325 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:36:28,326 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:36:28,326 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:36:28,326 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:36:28,326 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:36:28,326 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:36:28,327 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:36:28,327 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:36:28,327 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:36:28,327 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:36:28,327 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:36:28,329 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:36:28,329 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:36:28,376 INFO ]: Repository-Root is: /tmp [2018-06-22 17:36:28,394 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:36:28,402 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:36:28,403 INFO ]: Initializing SmtParser... [2018-06-22 17:36:28,403 INFO ]: SmtParser initialized [2018-06-22 17:36:28,404 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e3_151_e3_1540.smt2 [2018-06-22 17:36:28,405 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 17:36:28,496 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e3_151_e3_1540.smt2 unknown [2018-06-22 17:36:28,966 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e3_151_e3_1540.smt2 [2018-06-22 17:36:28,970 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:36:28,976 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:36:28,976 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:36:28,976 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:36:28,976 INFO ]: ChcToBoogie initialized [2018-06-22 17:36:28,979 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:36:28" (1/1) ... [2018-06-22 17:36:29,052 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:36:29 Unit [2018-06-22 17:36:29,053 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:36:29,053 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:36:29,053 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:36:29,053 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:36:29,091 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:36:29" (1/1) ... [2018-06-22 17:36:29,091 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:36:29" (1/1) ... [2018-06-22 17:36:29,103 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:36:29" (1/1) ... [2018-06-22 17:36:29,103 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:36:29" (1/1) ... [2018-06-22 17:36:29,115 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:36:29" (1/1) ... [2018-06-22 17:36:29,116 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:36:29" (1/1) ... [2018-06-22 17:36:29,119 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:36:29" (1/1) ... [2018-06-22 17:36:29,124 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:36:29,124 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:36:29,124 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:36:29,124 INFO ]: RCFGBuilder initialized [2018-06-22 17:36:29,125 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:36:29" (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 17:36:29,143 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:36:29,143 INFO ]: Found specification of procedure False [2018-06-22 17:36:29,143 INFO ]: Found implementation of procedure False [2018-06-22 17:36:29,143 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:36:29,143 INFO ]: Found specification of procedure state [2018-06-22 17:36:29,143 INFO ]: Found implementation of procedure state [2018-06-22 17:36:29,143 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:36:29,143 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:36:29,143 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 17:36:29,478 INFO ]: Using library mode [2018-06-22 17:36:29,478 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:36:29 BoogieIcfgContainer [2018-06-22 17:36:29,478 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:36:29,480 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:36:29,480 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:36:29,483 INFO ]: TraceAbstraction initialized [2018-06-22 17:36:29,483 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:36:28" (1/3) ... [2018-06-22 17:36:29,484 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5adea31c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:36:29, skipping insertion in model container [2018-06-22 17:36:29,484 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:36:29" (2/3) ... [2018-06-22 17:36:29,484 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5adea31c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:36:29, skipping insertion in model container [2018-06-22 17:36:29,485 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:36:29" (3/3) ... [2018-06-22 17:36:29,486 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:36:29,495 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:36:29,505 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:36:29,547 INFO ]: Using default assertion order modulation [2018-06-22 17:36:29,548 INFO ]: Interprodecural is true [2018-06-22 17:36:29,548 INFO ]: Hoare is false [2018-06-22 17:36:29,548 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:36:29,548 INFO ]: Backedges is TWOTRACK [2018-06-22 17:36:29,548 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:36:29,548 INFO ]: Difference is false [2018-06-22 17:36:29,548 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:36:29,548 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:36:29,561 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:36:29,574 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:36:29,574 INFO ]: Found error trace [2018-06-22 17:36:29,575 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:36:29,575 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:36:29,581 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:36:29,583 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:36:29,583 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:36:29,615 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:36:29,615 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:36:29,615 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:36:29,744 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:36:30,124 WARN ]: Spent 154.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 7 [2018-06-22 17:36:30,126 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:36:30,128 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:36:30,128 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:36:30,130 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:36:30,146 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:36:30,146 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:36:30,148 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:36:30,326 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:36:30,326 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:36:30,327 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:36:30,329 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:36:30,329 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:36:30,341 INFO ]: With dead ends: 13 [2018-06-22 17:36:30,341 INFO ]: Without dead ends: 13 [2018-06-22 17:36:30,345 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 17:36:30,362 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:36:30,400 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:36:30,401 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:36:30,403 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:36:30,404 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:36:30,404 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:36:30,404 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:36:30,404 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:36:30,404 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:36:30,406 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:36:30,406 INFO ]: Found error trace [2018-06-22 17:36:30,406 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:36:30,406 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:36:30,406 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:36:30,406 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:36:30,406 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:36:30,408 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:36:30,408 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:36:30,408 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:36:30,625 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:36:34,803 WARN ]: Spent 3.55 s on a formula simplification. DAG size of input: 454 DAG size of output: 190 [2018-06-22 17:36:35,225 WARN ]: Spent 328.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 14 [2018-06-22 17:36:35,623 WARN ]: Spent 266.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 1 [2018-06-22 17:36:35,626 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:36:35,626 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:36:35,626 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 17:36:35,642 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:36:35,740 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:36:35,755 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:37:36,692 INFO ]: Timeout while computing interpolants [2018-06-22 17:37:36,893 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:37:36,893 WARN ]: Verification canceled [2018-06-22 17:37:36,896 WARN ]: Timeout [2018-06-22 17:37:36,897 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:37:36 BoogieIcfgContainer [2018-06-22 17:37:36,897 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:37:36,897 INFO ]: Toolchain (without parser) took 67926.56 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 243.4 MB in the beginning and 1.2 GB in the end (delta: -949.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:37:36,898 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 273.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:37:36,899 INFO ]: ChcToBoogie took 76.78 ms. Allocated memory is still 308.8 MB. Free memory was 243.4 MB in the beginning and 241.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:37:36,900 INFO ]: Boogie Preprocessor took 70.60 ms. Allocated memory is still 308.8 MB. Free memory was 241.4 MB in the beginning and 239.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:37:36,900 INFO ]: RCFGBuilder took 354.13 ms. Allocated memory is still 308.8 MB. Free memory was 239.4 MB in the beginning and 209.5 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. [2018-06-22 17:37:36,901 INFO ]: TraceAbstraction took 67416.49 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 209.5 MB in the beginning and 1.2 GB in the end (delta: -983.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:37:36,915 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 308.8 MB. Free memory is still 273.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 76.78 ms. Allocated memory is still 308.8 MB. Free memory was 243.4 MB in the beginning and 241.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 70.60 ms. Allocated memory is still 308.8 MB. Free memory was 241.4 MB in the beginning and 239.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 354.13 ms. Allocated memory is still 308.8 MB. Free memory was 239.4 MB in the beginning and 209.5 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 67416.49 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 209.5 MB in the beginning and 1.2 GB in the end (delta: -983.7 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 36 quantified variables from 44 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 67.3s 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, 0.3s 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_e3_151_e3_1540.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-37-36-927.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_2_e3_151_e3_1540.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-37-36-927.csv Completed graceful shutdown