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/DRAGON_all_e2_6104_e2_3308.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:15:02,182 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:15:02,184 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:15:02,196 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:15:02,197 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:15:02,198 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:15:02,199 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:15:02,201 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:15:02,203 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:15:02,203 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:15:02,204 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:15:02,204 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:15:02,205 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:15:02,208 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:15:02,209 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:15:02,210 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:15:02,223 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:15:02,224 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:15:02,226 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:15:02,227 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:15:02,228 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:15:02,230 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:15:02,230 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:15:02,230 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:15:02,235 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:15:02,236 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:15:02,237 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:15:02,237 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:15:02,238 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:15:02,239 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:15:02,242 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:15:02,243 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:15:02,243 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:15:02,244 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:15:02,244 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:15:02,245 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 17:15:02,261 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:15:02,261 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:15:02,261 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:15:02,261 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:15:02,262 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:15:02,263 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:15:02,263 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:15:02,263 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:15:02,263 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:15:02,263 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:15:02,266 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:15:02,267 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:15:02,267 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:15:02,267 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:15:02,267 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:15:02,268 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:15:02,268 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:15:02,268 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:15:02,268 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:15:02,269 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:15:02,272 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:15:02,311 INFO ]: Repository-Root is: /tmp [2018-06-22 17:15:02,323 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:15:02,326 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:15:02,327 INFO ]: Initializing SmtParser... [2018-06-22 17:15:02,328 INFO ]: SmtParser initialized [2018-06-22 17:15:02,328 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e2_6104_e2_3308.smt2 [2018-06-22 17:15:02,330 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 17:15:02,422 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e2_6104_e2_3308.smt2 unknown [2018-06-22 17:15:03,131 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e2_6104_e2_3308.smt2 [2018-06-22 17:15:03,135 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:15:03,150 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:15:03,151 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:15:03,151 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:15:03,151 INFO ]: ChcToBoogie initialized [2018-06-22 17:15:03,154 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:15:03" (1/1) ... [2018-06-22 17:15:03,227 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:03 Unit [2018-06-22 17:15:03,227 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:15:03,228 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:15:03,228 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:15:03,228 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:15:03,250 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:03" (1/1) ... [2018-06-22 17:15:03,251 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:03" (1/1) ... [2018-06-22 17:15:03,269 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:03" (1/1) ... [2018-06-22 17:15:03,270 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:03" (1/1) ... [2018-06-22 17:15:03,283 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:03" (1/1) ... [2018-06-22 17:15:03,284 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:03" (1/1) ... [2018-06-22 17:15:03,289 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:03" (1/1) ... [2018-06-22 17:15:03,295 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:15:03,296 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:15:03,296 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:15:03,296 INFO ]: RCFGBuilder initialized [2018-06-22 17:15:03,297 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:03" (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 17:15:03,313 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:15:03,313 INFO ]: Found specification of procedure False [2018-06-22 17:15:03,313 INFO ]: Found implementation of procedure False [2018-06-22 17:15:03,313 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:15:03,313 INFO ]: Found specification of procedure state [2018-06-22 17:15:03,313 INFO ]: Found implementation of procedure state [2018-06-22 17:15:03,313 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:15:03,313 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:15:03,313 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:15:03,781 INFO ]: Using library mode [2018-06-22 17:15:03,782 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:15:03 BoogieIcfgContainer [2018-06-22 17:15:03,782 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:15:03,784 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:15:03,784 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:15:03,791 INFO ]: TraceAbstraction initialized [2018-06-22 17:15:03,791 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:15:03" (1/3) ... [2018-06-22 17:15:03,792 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431e2c50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:15:03, skipping insertion in model container [2018-06-22 17:15:03,792 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:03" (2/3) ... [2018-06-22 17:15:03,792 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431e2c50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:15:03, skipping insertion in model container [2018-06-22 17:15:03,792 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:15:03" (3/3) ... [2018-06-22 17:15:03,795 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:15:03,805 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:15:03,817 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:15:03,868 INFO ]: Using default assertion order modulation [2018-06-22 17:15:03,868 INFO ]: Interprodecural is true [2018-06-22 17:15:03,868 INFO ]: Hoare is false [2018-06-22 17:15:03,869 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:15:03,869 INFO ]: Backedges is TWOTRACK [2018-06-22 17:15:03,869 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:15:03,869 INFO ]: Difference is false [2018-06-22 17:15:03,869 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:15:03,869 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:15:03,885 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:15:03,898 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:15:03,898 INFO ]: Found error trace [2018-06-22 17:15:03,899 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:15:03,899 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:15:03,904 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:15:03,907 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:15:03,907 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:15:03,954 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:15:03,954 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:15:03,954 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:15:04,072 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:15:04,548 WARN ]: Spent 200.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 8 [2018-06-22 17:15:04,552 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:15:04,554 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:15:04,555 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:15:04,556 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:15:04,571 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:15:04,571 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:15:04,574 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:15:04,738 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:15:04,738 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:15:04,739 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:15:04,740 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:15:04,741 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:15:04,754 INFO ]: With dead ends: 13 [2018-06-22 17:15:04,754 INFO ]: Without dead ends: 13 [2018-06-22 17:15:04,757 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:15:04,775 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:15:04,816 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:15:04,817 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:15:04,818 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:15:04,819 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:15:04,820 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:15:04,820 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:15:04,820 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:15:04,820 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:15:04,821 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:15:04,821 INFO ]: Found error trace [2018-06-22 17:15:04,821 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:15:04,822 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:15:04,822 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:15:04,822 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:15:04,822 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:15:04,823 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:15:04,823 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:15:04,823 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:15:05,090 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:15:10,012 WARN ]: Spent 4.08 s on a formula simplification. DAG size of input: 522 DAG size of output: 304 [2018-06-22 17:15:10,531 WARN ]: Spent 466.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2018-06-22 17:15:10,607 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:15:10,608 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:15:10,608 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 17:15:10,626 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:15:10,799 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:15:10,821 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:16:12,244 INFO ]: Timeout while computing interpolants [2018-06-22 17:16:12,445 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:16:12,445 WARN ]: Verification canceled [2018-06-22 17:16:12,450 WARN ]: Timeout [2018-06-22 17:16:12,450 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:16:12 BoogieIcfgContainer [2018-06-22 17:16:12,450 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:16:12,451 INFO ]: Toolchain (without parser) took 69315.32 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 227.7 MB in the beginning and 170.2 MB in the end (delta: 57.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:16:12,452 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 307.2 MB. Free memory is still 270.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:16:12,452 INFO ]: ChcToBoogie took 76.73 ms. Allocated memory is still 307.2 MB. Free memory was 227.7 MB in the beginning and 224.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:16:12,458 INFO ]: Boogie Preprocessor took 67.82 ms. Allocated memory is still 307.2 MB. Free memory was 224.6 MB in the beginning and 221.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:16:12,459 INFO ]: RCFGBuilder took 486.00 ms. Allocated memory was 307.2 MB in the beginning and 325.6 MB in the end (delta: 18.4 MB). Free memory was 221.7 MB in the beginning and 283.9 MB in the end (delta: -62.3 MB). Peak memory consumption was 41.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:16:12,459 INFO ]: TraceAbstraction took 68666.82 ms. Allocated memory was 325.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 283.9 MB in the beginning and 170.2 MB in the end (delta: 113.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:16:12,462 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 307.2 MB. Free memory is still 270.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 76.73 ms. Allocated memory is still 307.2 MB. Free memory was 227.7 MB in the beginning and 224.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 67.82 ms. Allocated memory is still 307.2 MB. Free memory was 224.6 MB in the beginning and 221.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 486.00 ms. Allocated memory was 307.2 MB in the beginning and 325.6 MB in the end (delta: 18.4 MB). Free memory was 221.7 MB in the beginning and 283.9 MB in the end (delta: -62.3 MB). Peak memory consumption was 41.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68666.82 ms. Allocated memory was 325.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 283.9 MB in the beginning and 170.2 MB in the end (delta: 113.8 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 73 quantified variables from 101 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.5s 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, 0.3s 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, 0.4s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 168 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/DRAGON_all_e2_6104_e2_3308.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-16-12-489.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e2_6104_e2_3308.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-16-12-489.csv Completed graceful shutdown